tstRTNoCrt-2.cpp

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1	/* $Id: tstRTNoCrt-2.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
2	/** @file
3	* IPRT Testcase - Testcase for the No-CRT math bits.
4	*/
5
6	/*
7	* Copyright (C) 2008-2024 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* The contents of this file may alternatively be used under the terms
26	* of the Common Development and Distribution License Version 1.0
27	* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28	* in the VirtualBox distribution, in which case the provisions of the
29	* CDDL are applicable instead of those of the GPL.
30	*
31	* You may elect to license modified versions of this file under the
32	* terms and conditions of either the GPL or the CDDL or both.
33	*
34	* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35	*/
36
37
38	/*********************************************************************************************************************************
39	* Header Files *
40	*********************************************************************************************************************************/
41	#if defined(RT_WITHOUT_NOCRT_WRAPPERS) \|\| !defined(RT_WITHOUT_NOCRT_WRAPPER_ALIASES)
42	# error "Build config error."
43	#endif
44
45	#include <float.h>
46	#include <limits.h>
47	#include <math.h>
48
49	#define IPRT_NO_CRT_FOR_3RD_PARTY
50	#define IPRT_NOCRT_WITHOUT_CONFLICTING_CONSTANTS /* so we can include both the CRT one and our no-CRT header */
51	#define IPRT_NOCRT_WITHOUT_CONFLICTING_TYPES /* so we can include both the CRT one and our no-CRT header */
52	#include <iprt/nocrt/math.h>
53	#define IPRT_INCLUDED_nocrt_limits_h /* prevent our limits from being included */
54	#include <iprt/nocrt/stdlib.h>
55	#include <iprt/nocrt/fenv.h> /* Need to test fegetround and stuff. */
56
57	#include <iprt/string.h>
58	#include <iprt/test.h>
59	#if defined(RT_ARCH_AMD64) \|\| defined(RT_ARCH_X86)
60	# include <iprt/x86.h>
61	#endif
62
63	/* Stuff we provide in our math, but UCRT apparently doesn't: */
64	#ifndef M_E
65	# define M_E 2.7182818284590452354 /* e */
66	#endif
67	#ifndef M_LOG2E
68	# define M_LOG2E 1.4426950408889634074 /* log 2e */
69	#endif
70	#ifndef M_LOG10E
71	# define M_LOG10E 0.43429448190325182765 /* log 10e */
72	#endif
73	#ifndef M_LN2
74	# define M_LN2 0.69314718055994530942 /* log e2 */
75	#endif
76	#ifndef M_LN10
77	# define M_LN10 2.30258509299404568402 /* log e10 */
78	#endif
79	#ifndef M_PI
80	# define M_PI 3.14159265358979323846 /* pi */
81	#endif
82	#ifndef M_PI_2
83	# define M_PI_2 1.57079632679489661923 /* pi/2 */
84	#endif
85	#ifndef M_PI_4
86	# define M_PI_4 0.78539816339744830962 /* pi/4 */
87	#endif
88	#ifndef M_1_PI
89	# define M_1_PI 0.31830988618379067154 /* 1/pi */
90	#endif
91	#ifndef M_2_PI
92	# define M_2_PI 0.63661977236758134308 /* 2/pi */
93	#endif
94	#ifndef M_2_SQRTPI
95	# define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
96	#endif
97	#ifndef M_SQRT2
98	# define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
99	#endif
100	#ifndef M_SQRT1_2
101	# define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
102	#endif
103
104
105	/*********************************************************************************************************************************
106	* Defined Constants And Macros *
107	*********************************************************************************************************************************/
108	/*
109	* Macros checking i n t e g e r returns.
110	*/
111	#define CHECK_INT(a_Expr, a_rcExpect) do { \
112	int const rcActual = (a_Expr); \
113	if (rcActual != (a_rcExpect)) \
114	RTTestFailed(g_hTest, "line %u: %s -> %d, expected %d", __LINE__, #a_Expr, rcActual, (a_rcExpect)); \
115	} while (0)
116
117	#define CHECK_INT_SAME(a_Fn, a_Args) do { \
118	int const rcNoCrt = RT_NOCRT(a_Fn) a_Args; \
119	int const rcCrt = a_Fn a_Args; \
120	if (rcNoCrt != rcCrt) \
121	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %d; CRT => %d", __LINE__, #a_Fn, #a_Args, rcNoCrt, rcCrt); \
122	} while (0)
123
124
125	/*
126	* Macros checking l o n g returns.
127	*/
128	#define CHECK_LONG(a_Expr, a_rcExpect) do { \
129	long const rcActual = (a_Expr); \
130	long const rcExpect = (a_rcExpect); \
131	if (rcActual != rcExpect) \
132	RTTestFailed(g_hTest, "line %u: %s -> %ld, expected %ld", __LINE__, #a_Expr, rcActual, rcExpect); \
133	} while (0)
134
135	#define CHECK_LONG_SAME(a_Fn, a_Args) do { \
136	long const rcNoCrt = RT_NOCRT(a_Fn) a_Args; \
137	long const rcCrt = a_Fn a_Args; \
138	if (rcNoCrt != rcCrt) \
139	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %ld; CRT => %ld", __LINE__, #a_Fn, #a_Args, rcNoCrt, rcCrt); \
140	} while (0)
141
142
143	/*
144	* Macros checking l o n g l o n g returns.
145	*/
146	#define CHECK_LLONG(a_Expr, a_rcExpect) do { \
147	long long const rcActual = (a_Expr); \
148	long long const rcExpect = (a_rcExpect); \
149	if (rcActual != rcExpect) \
150	RTTestFailed(g_hTest, "line %u: %s -> %lld, expected %lld", __LINE__, #a_Expr, rcActual, rcExpect); \
151	} while (0)
152
153	#define CHECK_LLONG_SAME(a_Fn, a_Args) do { \
154	long long const rcNoCrt = RT_NOCRT(a_Fn) a_Args; \
155	long long const rcCrt = a_Fn a_Args; \
156	if (rcNoCrt != rcCrt) \
157	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %lld; CRT => %lld", __LINE__, #a_Fn, #a_Args, rcNoCrt, rcCrt); \
158	} while (0)
159
160
161	/*
162	* Macros checking l o n g d o u b l e returns.
163	*/
164	#ifdef RT_COMPILER_WITH_80BIT_LONG_DOUBLE
165	# define CHECK_LDBL(a_Expr, a_lrdExpect) do { \
166	RTFLOAT80U2 uRet; \
167	uRet.r = (a_Expr); \
168	RTFLOAT80U2 uExpect; \
169	uExpect.r = a_lrdExpect; \
170	if (!RTFLOAT80U_ARE_IDENTICAL(&uRet, &uExpect)) \
171	{ \
172	RTStrFormatR80u2(g_szFloat[0], sizeof(g_szFloat[0]), &uRet, 0, 0, RTSTR_F_SPECIAL); \
173	RTStrFormatR80u2(g_szFloat[1], sizeof(g_szFloat[0]), &uExpect, 0, 0, RTSTR_F_SPECIAL); \
174	RTTestFailed(g_hTest, "line %u: %s -> %s, expected %s (%s)", \
175	__LINE__, #a_Expr, g_szFloat[0], g_szFloat[1], #a_lrdExpect); \
176	} \
177	} while (0)
178
179	# define CHECK_LDBL_SAME(a_Fn, a_Args) do { \
180	RTFLOAT80U2 uNoCrtRet, uCrtRet; \
181	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
182	uCrtRet.r = a_Fn a_Args; \
183	if (!RTFLOAT80U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet)) \
184	{ \
185	RTStrFormatR80u2(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
186	RTStrFormatR80u2(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
187	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
188	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
189	} \
190	} while (0)
191
192	# define CHECK_LDBL_APPROX_SAME(a_Fn, a_Args) do { \
193	RTFLOAT80U2 uNoCrtRet, uCrtRet; \
194	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
195	uCrtRet.r = a_Fn a_Args; \
196	if ( !RTFLOAT80U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
197	&& ( (uNoCrtRet.u >= uCrtRet.u ? uNoCrtRet.u - uCrtRet.u : uCrtRet.u - uNoCrtRet.u) > 1 /* off by one is okay */ \
198	\|\| RTFLOAT80U_IS_NAN(&uNoCrtRet) \
199	\|\| RTFLOAT80U_IS_NAN(&uCrtRet) ) ) \
200	{ \
201	RTStrFormatR80u2(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
202	RTStrFormatR80u2(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
203	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
204	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
205	} \
206	} while (0)
207
208	# define CHECK_LDBL_SAME_RELAXED_NAN(a_Fn, a_Args) do { \
209	RTFLOAT80U2 uNoCrtRet, uCrtRet; \
210	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
211	uCrtRet.r = a_Fn a_Args; \
212	if ( !RTFLOAT80U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
213	&& ( !RTFLOAT80U_IS_NAN(&uNoCrtRet) \
214	\|\| !RTFLOAT80U_IS_NAN(&uCrtRet) ) ) \
215	{ \
216	RTStrFormatR80u2(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
217	RTStrFormatR80u2(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
218	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
219	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
220	} \
221	} while (0)
222
223	#elif defined(RT_COMPILER_WITH_128BIT_LONG_DOUBLE)
224	# error todo
225
226	#else
227	# define CHECK_LDBL(a_Expr, a_lrdExpect) do { \
228	RTFLOAT64U uRet; \
229	uRet.lrd = (a_Expr); \
230	RTFLOAT64U uExpect; \
231	uExpect.lrd = a_lrdExpect; \
232	if (!RTFLOAT64U_ARE_IDENTICAL(&uRet, &uExpect)) \
233	{ \
234	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uRet, 0, 0, RTSTR_F_SPECIAL); \
235	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uExpect, 0, 0, RTSTR_F_SPECIAL); \
236	RTTestFailed(g_hTest, "line %u: %s -> %s, expected %s (%s)", \
237	__LINE__, #a_Expr, g_szFloat[0], g_szFloat[1], #a_lrdExpect); \
238	} \
239	} while (0)
240
241	# define CHECK_LDBL_SAME(a_Fn, a_Args) do { \
242	RTFLOAT64U uNoCrtRet, uCrtRet; \
243	uNoCrtRet.lrd = RT_NOCRT(a_Fn) a_Args; \
244	uCrtRet.lrd = a_Fn a_Args; \
245	if (!RTFLOAT64U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet)) \
246	{ \
247	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
248	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
249	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
250	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
251	} \
252	} while (0)
253
254	# define CHECK_LDBL_APPROX_SAME(a_Fn, a_Args) do { \
255	RTFLOAT64U uNoCrtRet, uCrtRet; \
256	uNoCrtRet.lrd = RT_NOCRT(a_Fn) a_Args; \
257	uCrtRet.lrd = a_Fn a_Args; \
258	if ( !RTFLOAT64U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
259	&& ( (uNoCrtRet.u >= uCrtRet.u ? uNoCrtRet.u - uCrtRet.u : uCrtRet.u - uNoCrtRet.u) > 1 /* off by one is okay */ \
260	\|\| RTFLOAT64U_IS_NAN(&uNoCrtRet) \
261	\|\| RTFLOAT64U_IS_NAN(&uCrtRet) ) ) \
262	{ \
263	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
264	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
265	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
266	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
267	} \
268	} while (0)
269
270	# define CHECK_LDBL_SAME_RELAXED_NAN(a_Fn, a_Args) do { \
271	RTFLOAT64U uNoCrtRet, uCrtRet; \
272	uNoCrtRet.lrd = RT_NOCRT(a_Fn) a_Args; \
273	uCrtRet.lrd = a_Fn a_Args; \
274	if ( !RTFLOAT64U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
275	&& ( !RTFLOAT64U_IS_NAN(&uNoCrtRet) \
276	\|\| !RTFLOAT64U_IS_NAN(&uCrtRet) ) ) \
277	{ \
278	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
279	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
280	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
281	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
282	} \
283	} while (0)
284	#endif
285
286
287	/*
288	* Macros checking d o u b l e returns.
289	*/
290	#define CHECK_DBL(a_Expr, a_rdExpect) do { \
291	RTFLOAT64U uRet; \
292	uRet.r = (a_Expr); \
293	RTFLOAT64U uExpect; \
294	uExpect.r = a_rdExpect; \
295	if (!RTFLOAT64U_ARE_IDENTICAL(&uRet, &uExpect)) \
296	{ \
297	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uRet, 0, 0, RTSTR_F_SPECIAL); \
298	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uExpect, 0, 0, RTSTR_F_SPECIAL); \
299	RTTestFailed(g_hTest, "line %u: %s -> %s, expected %s (%s)", \
300	__LINE__, #a_Expr, g_szFloat[0], g_szFloat[1], #a_rdExpect); \
301	} \
302	} while (0)
303
304	#define CHECK_DBL_SAME(a_Fn, a_Args) do { \
305	RTFLOAT64U uNoCrtRet, uCrtRet; \
306	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
307	uCrtRet.r = a_Fn a_Args; \
308	if (!RTFLOAT64U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet)) \
309	{ \
310	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
311	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
312	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
313	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
314	} \
315	} while (0)
316
317	#define CHECK_DBL_APPROX_SAME(a_Fn, a_Args, a_cMaxDelta) do { \
318	RTFLOAT64U uNoCrtRet, uCrtRet; \
319	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
320	uCrtRet.r = a_Fn a_Args; \
321	if ( !RTFLOAT64U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
322	&& ( (uNoCrtRet.u >= uCrtRet.u ? uNoCrtRet.u - uCrtRet.u : uCrtRet.u - uNoCrtRet.u) > (a_cMaxDelta) \
323	\|\| RTFLOAT64U_IS_NAN(&uNoCrtRet) \
324	\|\| RTFLOAT64U_IS_NAN(&uCrtRet) ) ) \
325	{ \
326	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
327	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
328	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s (max delta %u)", \
329	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1], (a_cMaxDelta)); \
330	} \
331	} while (0)
332
333	#define CHECK_DBL_RANGE(a_Expr, a_rdExpect, a_rdPlusMin) do { \
334	RTFLOAT64U uRet; \
335	uRet.r = a_Expr; \
336	RTFLOAT64U uExpectMin; \
337	uExpectMin.r = (a_rdExpect) - (a_rdPlusMin); \
338	RTFLOAT64U uExpectMax; \
339	uExpectMax.r = (a_rdExpect) + (a_rdPlusMin); \
340	if ( !(RTFLOAT64U_IS_NORMAL(&uRet) \|\| RTFLOAT64U_IS_ZERO(&uRet))\
341	\|\| uRet.r < uExpectMin.r \
342	\|\| uRet.r > uExpectMax.r ) \
343	{ \
344	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uRet, 0, 0, RTSTR_F_SPECIAL); \
345	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[1]), &uExpectMin, 0, 0, RTSTR_F_SPECIAL); \
346	RTStrFormatR64(g_szFloat[2], sizeof(g_szFloat[2]), &uExpectMax, 0, 0, RTSTR_F_SPECIAL); \
347	RTTestFailed(g_hTest, "line %u: %s -> %s, expected [%s,%s] (%s +/- %s)", \
348	__LINE__, #a_Expr, g_szFloat[0], g_szFloat[1], g_szFloat[2], #a_rdExpect, #a_rdPlusMin); \
349	} \
350	} while (0)
351
352	#define CHECK_DBL_SAME_RELAXED_NAN(a_Fn, a_Args) do { \
353	RTFLOAT64U uNoCrtRet, uCrtRet; \
354	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
355	uCrtRet.r = a_Fn a_Args; \
356	if ( !RTFLOAT64U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
357	&& ( !RTFLOAT64U_IS_NAN(&uNoCrtRet) \
358	\|\| !RTFLOAT64U_IS_NAN(&uCrtRet) ) ) \
359	{ \
360	RTStrFormatR64(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
361	RTStrFormatR64(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
362	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
363	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
364	} \
365	} while (0)
366
367	/*
368	* Macros checking f l o a t returns.
369	*/
370	#define CHECK_FLT(a_Expr, a_rExpect) do { \
371	RTFLOAT32U uRet; \
372	uRet.r = (a_Expr); \
373	RTFLOAT32U uExpect; \
374	uExpect.r = a_rExpect; \
375	if (!RTFLOAT32U_ARE_IDENTICAL(&uRet, &uExpect)) \
376	{ \
377	RTStrFormatR32(g_szFloat[0], sizeof(g_szFloat[0]), &uRet, 0, 0, RTSTR_F_SPECIAL); \
378	RTStrFormatR32(g_szFloat[1], sizeof(g_szFloat[0]), &uExpect, 0, 0, RTSTR_F_SPECIAL); \
379	RTTestFailed(g_hTest, "line %u: %s -> %s, expected %s (%s)", \
380	__LINE__, #a_Expr, g_szFloat[0], g_szFloat[1], #a_rExpect); \
381	} \
382	} while (0)
383
384	#define CHECK_FLT_SAME(a_Fn, a_Args) do { \
385	RTFLOAT32U uNoCrtRet, uCrtRet; \
386	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
387	uCrtRet.r = a_Fn a_Args; \
388	if (!RTFLOAT32U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet)) \
389	{ \
390	RTStrFormatR32(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
391	RTStrFormatR32(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
392	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
393	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
394	} \
395	} while (0)
396
397	#define CHECK_FLT_APPROX_SAME(a_Fn, a_Args, a_cMaxDelta) do { \
398	RTFLOAT32U uNoCrtRet, uCrtRet; \
399	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
400	uCrtRet.r = a_Fn a_Args; \
401	if ( !RTFLOAT32U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
402	&& ( (uNoCrtRet.u >= uCrtRet.u ? uNoCrtRet.u - uCrtRet.u : uCrtRet.u - uNoCrtRet.u) > (a_cMaxDelta) \
403	\|\| RTFLOAT32U_IS_NAN(&uNoCrtRet) \
404	\|\| RTFLOAT32U_IS_NAN(&uCrtRet) ) ) \
405	{ \
406	RTStrFormatR32(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
407	RTStrFormatR32(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
408	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s (max delta %u)", \
409	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1], a_cMaxDelta); \
410	} \
411	} while (0)
412
413	#define CHECK_FLT_RANGE(a_Expr, a_rfExpect, a_rfPlusMin) do { \
414	RTFLOAT32U uRet; \
415	uRet.r = a_Expr; \
416	RTFLOAT32U uExpectMin; \
417	uExpectMin.r = (a_rfExpect) - (a_rfPlusMin); \
418	RTFLOAT32U uExpectMax; \
419	uExpectMax.r = (a_rfExpect) + (a_rfPlusMin); \
420	if ( !(RTFLOAT32U_IS_NORMAL(&uRet) \|\| RTFLOAT32U_IS_ZERO(&uRet))\
421	\|\| uRet.r < uExpectMin.r \
422	\|\| uRet.r > uExpectMax.r ) \
423	{ \
424	RTStrFormatR32(g_szFloat[0], sizeof(g_szFloat[0]), &uRet, 0, 0, RTSTR_F_SPECIAL); \
425	RTStrFormatR32(g_szFloat[1], sizeof(g_szFloat[1]), &uExpectMin, 0, 0, RTSTR_F_SPECIAL); \
426	RTStrFormatR32(g_szFloat[2], sizeof(g_szFloat[2]), &uExpectMax, 0, 0, RTSTR_F_SPECIAL); \
427	RTTestFailed(g_hTest, "line %u: %s -> %s, expected [%s,%s] (%s +/- %s)", \
428	__LINE__, #a_Expr, g_szFloat[0], g_szFloat[1], g_szFloat[2], #a_rfExpect, #a_rfPlusMin); \
429	} \
430	} while (0)
431
432	#define CHECK_FLT_SAME_RELAXED_NAN(a_Fn, a_Args) do { \
433	RTFLOAT32U uNoCrtRet, uCrtRet; \
434	uNoCrtRet.r = RT_NOCRT(a_Fn) a_Args; \
435	uCrtRet.r = a_Fn a_Args; \
436	if ( !RTFLOAT32U_ARE_IDENTICAL(&uNoCrtRet, &uCrtRet) \
437	&& ( !RTFLOAT32U_IS_NAN(&uNoCrtRet) \
438	\|\| !RTFLOAT32U_IS_NAN(&uCrtRet) ) ) \
439	{ \
440	RTStrFormatR32(g_szFloat[0], sizeof(g_szFloat[0]), &uNoCrtRet, 0, 0, RTSTR_F_SPECIAL); \
441	RTStrFormatR32(g_szFloat[1], sizeof(g_szFloat[0]), &uCrtRet, 0, 0, RTSTR_F_SPECIAL); \
442	RTTestFailed(g_hTest, "line %u: %s%s: noCRT => %s; CRT => %s", \
443	__LINE__, #a_Fn, #a_Args, g_szFloat[0], g_szFloat[1]); \
444	} \
445	} while (0)
446
447
448
449	#define CHECK_XCPT(a_InnerTestExpr, a_fXcptMask, a_fXcptExpect) do { \
450	RT_NOCRT(feclearexcept(RT_NOCRT_FE_ALL_EXCEPT)); \
451	a_InnerTestExpr; \
452	int const fXcpt = RT_NOCRT(fetestexcept)(RT_NOCRT_FE_ALL_EXCEPT); \
453	if ((fXcpt & (a_fXcptMask)) != (a_fXcptExpect)) \
454	RTTestFailed(g_hTest, "line %u: %s -^-> %#x, expected %#x (%s)", \
455	__LINE__, #a_InnerTestExpr, fXcpt, (a_fXcptExpect), #a_fXcptExpect); \
456	RT_NOCRT(feclearexcept(RT_NOCRT_FE_ALL_EXCEPT)); \
457	} while (0)
458
459
460	/*********************************************************************************************************************************
461	* Global Variables *
462	*********************************************************************************************************************************/
463	RTTEST g_hTest;
464	char g_szFloat[4][128];
465
466
467	#ifdef _MSC_VER
468	# pragma fenv_access(on)
469	#endif
470
471
472	void testAbs()
473	{
474	RTTestSub(g_hTest, "abs,labs,llabs");
475	CHECK_INT(RT_NOCRT(abs)(1), 1);
476	CHECK_INT(RT_NOCRT(abs)(-1), 1);
477	CHECK_INT(RT_NOCRT(abs)(9685), 9685);
478	CHECK_INT(RT_NOCRT(abs)(-9685), 9685);
479	CHECK_INT(RT_NOCRT(abs)(589685), 589685);
480	CHECK_INT(RT_NOCRT(abs)(-589685), 589685);
481	CHECK_INT(RT_NOCRT(abs)(INT_MAX), INT_MAX);
482	CHECK_INT(RT_NOCRT(abs)(INT_MIN + 1), INT_MAX);
483	CHECK_INT(RT_NOCRT(abs)(INT_MIN), INT_MIN); /* oddity */
484	CHECK_INT_SAME(abs,(INT_MIN));
485	CHECK_INT_SAME(abs,(INT_MAX));
486
487	CHECK_LONG(RT_NOCRT(labs)(1), 1);
488	CHECK_LONG(RT_NOCRT(labs)(-1), 1);
489	CHECK_LONG(RT_NOCRT(labs)(9685), 9685);
490	CHECK_LONG(RT_NOCRT(labs)(-9685), 9685);
491	CHECK_LONG(RT_NOCRT(labs)(589685), 589685);
492	CHECK_LONG(RT_NOCRT(labs)(-589685), 589685);
493	CHECK_LONG(RT_NOCRT(labs)(LONG_MAX), LONG_MAX);
494	CHECK_LONG(RT_NOCRT(labs)(LONG_MIN + 1), LONG_MAX);
495	CHECK_LONG(RT_NOCRT(labs)(LONG_MIN), LONG_MIN); /* oddity */
496	CHECK_LONG_SAME(labs,(LONG_MIN));
497	CHECK_LONG_SAME(labs,(LONG_MAX));
498
499	CHECK_LONG(RT_NOCRT(llabs)(1), 1);
500	CHECK_LONG(RT_NOCRT(llabs)(-1), 1);
501	CHECK_LONG(RT_NOCRT(llabs)(9685), 9685);
502	CHECK_LONG(RT_NOCRT(llabs)(-9685), 9685);
503	CHECK_LONG(RT_NOCRT(llabs)(589685), 589685);
504	CHECK_LONG(RT_NOCRT(llabs)(-589685), 589685);
505	CHECK_LONG(RT_NOCRT(llabs)(LONG_MAX), LONG_MAX);
506	CHECK_LONG(RT_NOCRT(llabs)(LONG_MIN + 1), LONG_MAX);
507	CHECK_LONG(RT_NOCRT(llabs)(LONG_MIN), LONG_MIN); /* oddity */
508	CHECK_LONG_SAME(llabs,(LONG_MIN));
509	CHECK_LONG_SAME(llabs,(LONG_MAX));
510	}
511
512
513	void testFAbs()
514	{
515	RTTestSub(g_hTest, "fabs[fl]");
516
517	CHECK_DBL(RT_NOCRT(fabs)( +0.0), +0.0);
518	CHECK_DBL(RT_NOCRT(fabs)( -0.0), +0.0);
519	CHECK_DBL(RT_NOCRT(fabs)( -42.5), +42.5);
520	CHECK_DBL(RT_NOCRT(fabs)( +42.5), +42.5);
521	CHECK_DBL(RT_NOCRT(fabs)(+1234.60958634e+20), +1234.60958634e+20);
522	CHECK_DBL(RT_NOCRT(fabs)(-1234.60958634e+20), +1234.60958634e+20);
523	CHECK_DBL(RT_NOCRT(fabs)( +2.1984e-310), +2.1984e-310); /* subnormal */
524	CHECK_DBL(RT_NOCRT(fabs)( -2.1984e-310), +2.1984e-310); /* subnormal */
525	CHECK_DBL(RT_NOCRT(fabs)(-INFINITY), +INFINITY);
526	CHECK_DBL(RT_NOCRT(fabs)(+INFINITY), +INFINITY);
527	CHECK_DBL(RT_NOCRT(fabs)(RTStrNanDouble(NULL, true)), RTStrNanDouble(NULL, true));
528	CHECK_DBL(RT_NOCRT(fabs)(RTStrNanDouble("s", false)), RTStrNanDouble("s", true));
529	CHECK_DBL_SAME(fabs,( -0.0));
530	CHECK_DBL_SAME(fabs,( +0.0));
531	CHECK_DBL_SAME(fabs,( +22.5));
532	CHECK_DBL_SAME(fabs,( -22.5));
533	CHECK_DBL_SAME(fabs,( +2.1984e-310)); /* subnormal */
534	CHECK_DBL_SAME(fabs,( -2.1984e-310)); /* subnormal */
535	CHECK_DBL_SAME(fabs,(+1234.60958634e+20));
536	CHECK_DBL_SAME(fabs,(-1234.60958634e+20));
537	CHECK_DBL_SAME(fabs,(-INFINITY));
538	CHECK_DBL_SAME(fabs,(+INFINITY));
539	CHECK_DBL_SAME(fabs,(RTStrNanDouble(NULL, true)));
540	CHECK_DBL_SAME(fabs,(RTStrNanDouble("s", false)));
541
542	CHECK_FLT(RT_NOCRT(fabsf)( +0.0f), +0.0f);
543	CHECK_FLT(RT_NOCRT(fabsf)( -0.0f), +0.0f);
544	CHECK_FLT(RT_NOCRT(fabsf)( -42.5f), +42.5f);
545	CHECK_FLT(RT_NOCRT(fabsf)( +42.5f), +42.5f);
546	CHECK_FLT(RT_NOCRT(fabsf)(+1234.60958634e+20f), +1234.60958634e+20f);
547	CHECK_FLT(RT_NOCRT(fabsf)(-1234.60958634e+20f), +1234.60958634e+20f);
548	CHECK_FLT(RT_NOCRT(fabsf)( +2.1984e-310f), +2.1984e-310f); /* subnormal */
549	CHECK_FLT(RT_NOCRT(fabsf)( -2.1984e-310f), +2.1984e-310f); /* subnormal */
550	CHECK_FLT(RT_NOCRT(fabsf)(-INFINITY), +INFINITY);
551	CHECK_FLT(RT_NOCRT(fabsf)(+INFINITY), +INFINITY);
552	CHECK_FLT(RT_NOCRT(fabsf)(RTStrNanFloat(NULL, true)), RTStrNanFloat(NULL, true));
553	CHECK_FLT(RT_NOCRT(fabsf)(RTStrNanFloat("s", false)), RTStrNanFloat("s", true));
554	CHECK_FLT_SAME(fabsf,( -0.0f));
555	CHECK_FLT_SAME(fabsf,( +0.0f));
556	CHECK_FLT_SAME(fabsf,( +22.5f));
557	CHECK_FLT_SAME(fabsf,( -22.5f));
558	CHECK_FLT_SAME(fabsf,( +2.1984e-310f)); /* subnormal */
559	CHECK_FLT_SAME(fabsf,( -2.1984e-310f)); /* subnormal */
560	CHECK_FLT_SAME(fabsf,(+1234.60958634e+20f));
561	CHECK_FLT_SAME(fabsf,(-1234.60958634e+20f));
562	CHECK_FLT_SAME(fabsf,(-INFINITY));
563	CHECK_FLT_SAME(fabsf,(+INFINITY));
564	CHECK_FLT_SAME(fabsf,(RTStrNanFloat(NULL, true)));
565	#if 0 /* UCRT on windows converts this to a quiet NaN, so skip it. */
566	CHECK_FLT_SAME(fabsf,(RTStrNanFloat("s", false)));
567	#endif
568	}
569
570
571	void testCopySign()
572	{
573	RTTestSub(g_hTest, "copysign[fl]");
574
575	CHECK_DBL(RT_NOCRT(copysign)(1.0, 2.0), 1.0);
576	CHECK_DBL(RT_NOCRT(copysign)(-1.0, 2.0), 1.0);
577	CHECK_DBL(RT_NOCRT(copysign)(-1.0, -2.0), -1.0);
578	CHECK_DBL(RT_NOCRT(copysign)(1.0, -2.0), -1.0);
579	CHECK_DBL(RT_NOCRT(copysign)(42.24, -INFINITY), -42.24);
580	CHECK_DBL(RT_NOCRT(copysign)(-42.24, +INFINITY), +42.24);
581	CHECK_DBL(RT_NOCRT(copysign)(-999888777.666, RTStrNanDouble(NULL, true)), +999888777.666);
582	CHECK_DBL(RT_NOCRT(copysign)(-999888777.666, RTStrNanDouble("sig", true)), +999888777.666);
583	CHECK_DBL(RT_NOCRT(copysign)(+999888777.666, RTStrNanDouble(NULL, false)), -999888777.666);
584	CHECK_DBL_SAME(copysign,(1.0, 2.0));
585	CHECK_DBL_SAME(copysign,(-1.0, 2.0));
586	CHECK_DBL_SAME(copysign,(-1.0, -2.0));
587	CHECK_DBL_SAME(copysign,(1.0, -2.0));
588	CHECK_DBL_SAME(copysign,(42.24, -INFINITY));
589	CHECK_DBL_SAME(copysign,(-42.24, +INFINITY));
590	CHECK_DBL_SAME(copysign,(-999888777.666, RTStrNanDouble(NULL, true)));
591	CHECK_DBL_SAME(copysign,(+999888777.666, RTStrNanDouble(NULL, false)));
592	CHECK_DBL_SAME(copysign,(+999888777.666, RTStrNanDouble("sig", false)));
593
594	CHECK_FLT(RT_NOCRT(copysignf)(1.0f, 2.0f), 1.0f);
595	CHECK_FLT(RT_NOCRT(copysignf)(-1.0f, 2.0f), 1.0f);
596	CHECK_FLT(RT_NOCRT(copysignf)(-1.0f, -2.0f), -1.0f);
597	CHECK_FLT(RT_NOCRT(copysignf)(1.0f, -2.0f), -1.0f);
598	CHECK_FLT(RT_NOCRT(copysignf)(42.24f, -INFINITY), -42.24f);
599	CHECK_FLT(RT_NOCRT(copysignf)(-42.24f, +INFINITY), +42.24f);
600	CHECK_FLT(RT_NOCRT(copysignf)(-999888777.666f, RTStrNanFloat(NULL, true)), +999888777.666f);
601	CHECK_FLT(RT_NOCRT(copysignf)(+999888777.666f, RTStrNanFloat(NULL, false)), -999888777.666f);
602	CHECK_FLT_SAME(copysignf,(1.0f, 2.0f));
603	CHECK_FLT_SAME(copysignf,(-3.0f, 2.0f));
604	CHECK_FLT_SAME(copysignf,(-5.0e3f, -2.0f));
605	CHECK_FLT_SAME(copysignf,(6.0e-3f, -2.0f));
606	CHECK_FLT_SAME(copysignf,(434.24f, -INFINITY));
607	CHECK_FLT_SAME(copysignf,(-42.24f, +INFINITY));
608	CHECK_FLT_SAME(copysignf,(-39480.6e+33f, RTStrNanFloat(NULL, true)));
609	CHECK_FLT_SAME(copysignf,(+39480.6e-32f, RTStrNanFloat(NULL, false)));
610
611	CHECK_LDBL(RT_NOCRT(copysignl)(1.0L, 2.0L), 1.0L);
612	CHECK_LDBL(RT_NOCRT(copysignl)(-1.0L, 2.0L), 1.0L);
613	CHECK_LDBL(RT_NOCRT(copysignl)(-1.0L, -2.0L), -1.0L);
614	CHECK_LDBL(RT_NOCRT(copysignl)(1.0L, -2.0L), -1.0L);
615	CHECK_LDBL(RT_NOCRT(copysignl)(42.24L, -INFINITY), -42.24L);
616	CHECK_LDBL(RT_NOCRT(copysignl)(-42.24L, +INFINITY), +42.24L);
617	CHECK_LDBL(RT_NOCRT(copysignl)(-999888777.666L, RTStrNanLongDouble(NULL, true)), +999888777.666L);
618	CHECK_LDBL(RT_NOCRT(copysignl)(+999888777.666L, RTStrNanLongDouble("2343f_sig", false)), -999888777.666L);
619	CHECK_LDBL_SAME(copysignl,(1.0L, 2.0L));
620	CHECK_LDBL_SAME(copysignl,(-3.0L, 2.0L));
621	CHECK_LDBL_SAME(copysignl,(-5.0e3L, -2.0L));
622	CHECK_LDBL_SAME(copysignl,(6.0e-3L, -2.0L));
623	CHECK_LDBL_SAME(copysignl,(434.24L, -INFINITY));
624	CHECK_LDBL_SAME(copysignl,(-42.24L, +INFINITY));
625	CHECK_LDBL_SAME(copysignl,(-39480.6e+33L, RTStrNanLongDouble("8888_s", true)));
626	CHECK_LDBL_SAME(copysignl,(+39480.6e-32L, RTStrNanLongDouble(NULL, false)));
627	}
628
629
630	void testFmax()
631	{
632	RTTestSub(g_hTest, "fmax[fl]");
633
634	CHECK_DBL(RT_NOCRT(fmax)( 1.0, 1.0), 1.0);
635	CHECK_DBL(RT_NOCRT(fmax)( 4.0, 2.0), 4.0);
636	CHECK_DBL(RT_NOCRT(fmax)( 2.0, 4.0), 4.0);
637	CHECK_DBL(RT_NOCRT(fmax)(-2.0, -4.0), -2.0);
638	CHECK_DBL(RT_NOCRT(fmax)(-2.0, -4.0e-10), -4.0e-10);
639	CHECK_DBL(RT_NOCRT(fmax)(+INFINITY, +INFINITY), +INFINITY);
640	CHECK_DBL(RT_NOCRT(fmax)(-INFINITY, -INFINITY), -INFINITY);
641	CHECK_DBL(RT_NOCRT(fmax)(+INFINITY, -INFINITY), +INFINITY);
642	CHECK_DBL(RT_NOCRT(fmax)(-INFINITY, +INFINITY), +INFINITY);
643	CHECK_DBL_SAME(fmax, ( 99.99, 99.87));
644	CHECK_DBL_SAME(fmax, ( -99.99, -99.87));
645	CHECK_DBL_SAME(fmax, (-987.453, 34599.87));
646	CHECK_DBL_SAME(fmax, (34599.87, -987.453));
647	CHECK_DBL_SAME(fmax, ( +0.0, -0.0));
648	CHECK_DBL_SAME(fmax, ( -0.0, +0.0));
649	CHECK_DBL_SAME(fmax, ( -0.0, -0.0));
650	CHECK_DBL_SAME(fmax, (+INFINITY, +INFINITY));
651	CHECK_DBL_SAME(fmax, (-INFINITY, -INFINITY));
652	CHECK_DBL_SAME(fmax, (+INFINITY, -INFINITY));
653	CHECK_DBL_SAME(fmax, (-INFINITY, +INFINITY));
654	CHECK_DBL_SAME(fmax, (RTStrNanDouble(NULL, true), -42.4242424242e222));
655	CHECK_DBL_SAME(fmax, (RTStrNanDouble(NULL, false), -42.4242424242e222));
656	CHECK_DBL_SAME(fmax, (-42.4242424242e-222, RTStrNanDouble(NULL, true)));
657	CHECK_DBL_SAME(fmax, (-42.4242424242e-222, RTStrNanDouble(NULL, false)));
658	CHECK_DBL_SAME(fmax, (RTStrNanDouble("2", false), RTStrNanDouble(NULL, false)));
659	CHECK_DBL_SAME(fmax, (RTStrNanDouble("3", true), RTStrNanDouble(NULL, false)));
660	CHECK_DBL_SAME(fmax, (RTStrNanDouble("4sig", true), RTStrNanDouble(NULL, false)));
661
662	CHECK_FLT(RT_NOCRT(fmaxf)( 1.0f, 1.0f), 1.0f);
663	CHECK_FLT(RT_NOCRT(fmaxf)( 4.0f, 2.0f), 4.0f);
664	CHECK_FLT(RT_NOCRT(fmaxf)( 2.0f, 4.0f), 4.0f);
665	CHECK_FLT(RT_NOCRT(fmaxf)(-2.0f, -4.0f), -2.0f);
666	CHECK_FLT(RT_NOCRT(fmaxf)(-2.0f, -4.0e-10f), -4.0e-10f);
667	CHECK_FLT(RT_NOCRT(fmaxf)(+INFINITY, +INFINITY), +INFINITY);
668	CHECK_FLT(RT_NOCRT(fmaxf)(-INFINITY, -INFINITY), -INFINITY);
669	CHECK_FLT(RT_NOCRT(fmaxf)(+INFINITY, -INFINITY), +INFINITY);
670	CHECK_FLT(RT_NOCRT(fmaxf)(-INFINITY, +INFINITY), +INFINITY);
671	CHECK_FLT_SAME(fmaxf, ( 99.99f, 99.87f));
672	CHECK_FLT_SAME(fmaxf, ( -99.99f, -99.87f));
673	CHECK_FLT_SAME(fmaxf, (-987.453f, 34599.87f));
674	CHECK_FLT_SAME(fmaxf, (34599.87f, -987.453f));
675	CHECK_FLT_SAME(fmaxf, ( +0.0f, -0.0f));
676	CHECK_FLT_SAME(fmaxf, ( -0.0f, +0.0f));
677	CHECK_FLT_SAME(fmaxf, ( -0.0f, -0.0f));
678	CHECK_FLT_SAME(fmaxf, (+INFINITY, +INFINITY));
679	CHECK_FLT_SAME(fmaxf, (-INFINITY, -INFINITY));
680	CHECK_FLT_SAME(fmaxf, (+INFINITY, -INFINITY));
681	CHECK_FLT_SAME(fmaxf, (-INFINITY, +INFINITY));
682	CHECK_FLT_SAME(fmaxf, (RTStrNanFloat(NULL, true), -42.4242424242e22f));
683	CHECK_FLT_SAME(fmaxf, (RTStrNanFloat(NULL, false), -42.4242424242e22f));
684	CHECK_FLT_SAME(fmaxf, (-42.42424242e-22f, RTStrNanFloat(NULL, true)));
685	CHECK_FLT_SAME(fmaxf, (-42.42424242e-22f, RTStrNanFloat(NULL, false)));
686	CHECK_FLT_SAME(fmaxf, (RTStrNanFloat("2", false), RTStrNanFloat(NULL, false)));
687	CHECK_FLT_SAME(fmaxf, (RTStrNanFloat("3", true), RTStrNanFloat(NULL, false)));
688	CHECK_FLT_SAME(fmaxf, (RTStrNanFloat("4sig", true), RTStrNanFloat(NULL, false)));
689
690	CHECK_LDBL(RT_NOCRT(fmaxl)( 1.0L, 1.0L), 1.0L);
691	CHECK_LDBL(RT_NOCRT(fmaxl)( 4.0L, 2.0L), 4.0L);
692	CHECK_LDBL(RT_NOCRT(fmaxl)( 2.0L, 4.0L), 4.0L);
693	CHECK_LDBL(RT_NOCRT(fmaxl)(-2.0L, -4.0L), -2.0L);
694	CHECK_LDBL(RT_NOCRT(fmaxl)(-2.0L, -4.0e-10L), -4.0e-10L);
695	CHECK_LDBL(RT_NOCRT(fmaxl)(+INFINITY, +INFINITY), +INFINITY);
696	CHECK_LDBL(RT_NOCRT(fmaxl)(-INFINITY, -INFINITY), -INFINITY);
697	CHECK_LDBL(RT_NOCRT(fmaxl)(+INFINITY, -INFINITY), +INFINITY);
698	CHECK_LDBL(RT_NOCRT(fmaxl)(-INFINITY, +INFINITY), +INFINITY);
699	CHECK_LDBL_SAME(fmaxl, ( 99.99L, 99.87L));
700	CHECK_LDBL_SAME(fmaxl, ( -99.99L, -99.87L));
701	CHECK_LDBL_SAME(fmaxl, (-987.453L, 34599.87L));
702	CHECK_LDBL_SAME(fmaxl, (34599.87L, -987.453L));
703	CHECK_LDBL_SAME(fmaxl, ( +0.0L, -0.0L));
704	CHECK_LDBL_SAME(fmaxl, ( -0.0L, +0.0L));
705	CHECK_LDBL_SAME(fmaxl, ( -0.0L, -0.0L));
706	CHECK_LDBL_SAME(fmaxl, (+INFINITY, +INFINITY));
707	CHECK_LDBL_SAME(fmaxl, (-INFINITY, -INFINITY));
708	CHECK_LDBL_SAME(fmaxl, (+INFINITY, -INFINITY));
709	CHECK_LDBL_SAME(fmaxl, (-INFINITY, +INFINITY));
710	CHECK_LDBL_SAME(fmaxl, (RTStrNanLongDouble(NULL, true), -42.4242424242e222L));
711	CHECK_LDBL_SAME(fmaxl, (RTStrNanLongDouble(NULL, false), -42.4242424242e222L));
712	CHECK_LDBL_SAME(fmaxl, (-42.4242424242e-222L, RTStrNanLongDouble(NULL, true)));
713	CHECK_LDBL_SAME(fmaxl, (-42.4242424242e-222L, RTStrNanLongDouble(NULL, false)));
714	CHECK_LDBL_SAME(fmaxl, (RTStrNanLongDouble("2", false), RTStrNanLongDouble(NULL, false)));
715	CHECK_LDBL_SAME(fmaxl, (RTStrNanLongDouble("3", true), RTStrNanLongDouble(NULL, false)));
716	CHECK_LDBL_SAME(fmaxl, (RTStrNanLongDouble("4sig", true), RTStrNanLongDouble(NULL, false)));
717	}
718
719
720	void testFmin()
721	{
722	RTTestSub(g_hTest, "fmin[fl]");
723
724	CHECK_DBL(RT_NOCRT(fmin)( 1.0, 1.0), 1.0);
725	CHECK_DBL(RT_NOCRT(fmin)( 4.0, 2.0), 2.0);
726	CHECK_DBL(RT_NOCRT(fmin)( 2.0, 4.0), 2.0);
727	CHECK_DBL(RT_NOCRT(fmin)(-2.0, -4.0), -4.0);
728	CHECK_DBL(RT_NOCRT(fmin)(-2.0, -4.0e+10), -4.0e+10);
729	CHECK_DBL(RT_NOCRT(fmin)(+INFINITY, +INFINITY), +INFINITY);
730	CHECK_DBL(RT_NOCRT(fmin)(-INFINITY, -INFINITY), -INFINITY);
731	CHECK_DBL(RT_NOCRT(fmin)(+INFINITY, -INFINITY), -INFINITY);
732	CHECK_DBL(RT_NOCRT(fmin)(-INFINITY, +INFINITY), -INFINITY);
733	CHECK_DBL_SAME(fmin, ( 99.99, 99.87));
734	CHECK_DBL_SAME(fmin, ( -99.99, -99.87));
735	CHECK_DBL_SAME(fmin, (-987.453, 34599.87));
736	CHECK_DBL_SAME(fmin, (34599.87, -987.453));
737	CHECK_DBL_SAME(fmin, ( +0.0, -0.0));
738	CHECK_DBL_SAME(fmin, ( -0.0, +0.0));
739	CHECK_DBL_SAME(fmin, ( -0.0, -0.0));
740	CHECK_DBL_SAME(fmin, (+INFINITY, +INFINITY));
741	CHECK_DBL_SAME(fmin, (-INFINITY, -INFINITY));
742	CHECK_DBL_SAME(fmin, (+INFINITY, -INFINITY));
743	CHECK_DBL_SAME(fmin, (-INFINITY, +INFINITY));
744	CHECK_DBL_SAME(fmin, (RTStrNanDouble(NULL, true), -42.4242424242e222));
745	CHECK_DBL_SAME(fmin, (RTStrNanDouble(NULL, false), -42.4242424242e222));
746	CHECK_DBL_SAME(fmin, (-42.4242424242e-222, RTStrNanDouble(NULL, true)));
747	CHECK_DBL_SAME(fmin, (-42.4242424242e-222, RTStrNanDouble(NULL, false)));
748	CHECK_DBL_SAME(fmin, (RTStrNanDouble("2", false), RTStrNanDouble(NULL, false)));
749	CHECK_DBL_SAME(fmin, (RTStrNanDouble("3", true), RTStrNanDouble(NULL, false)));
750	CHECK_DBL_SAME(fmin, (RTStrNanDouble("4sig", true), RTStrNanDouble(NULL, false)));
751
752	CHECK_FLT(RT_NOCRT(fmin)( 1.0f, 1.0f), 1.0f);
753	CHECK_FLT(RT_NOCRT(fmin)( 4.0f, 2.0f), 2.0f);
754	CHECK_FLT(RT_NOCRT(fmin)( 2.0f, 4.0f), 2.0f);
755	CHECK_FLT(RT_NOCRT(fmin)(-2.0f, -4.0f), -4.0f);
756	CHECK_FLT(RT_NOCRT(fmin)(-2.0f, -4.0e+10f), -4.0e+10f);
757	CHECK_FLT(RT_NOCRT(fmin)(+INFINITY, +INFINITY), +INFINITY);
758	CHECK_FLT(RT_NOCRT(fmin)(-INFINITY, -INFINITY), -INFINITY);
759	CHECK_FLT(RT_NOCRT(fmin)(+INFINITY, -INFINITY), -INFINITY);
760	CHECK_FLT(RT_NOCRT(fmin)(-INFINITY, +INFINITY), -INFINITY);
761	CHECK_FLT_SAME(fminf, ( 99.99f, 99.87f));
762	CHECK_FLT_SAME(fminf, ( -99.99f, -99.87f));
763	CHECK_FLT_SAME(fminf, (-987.453f, 34599.87f));
764	CHECK_FLT_SAME(fminf, (34599.87f, -987.453f));
765	CHECK_FLT_SAME(fminf, ( +0.0f, -0.0f));
766	CHECK_FLT_SAME(fminf, ( -0.0f, +0.0f));
767	CHECK_FLT_SAME(fminf, ( -0.0f, -0.0f));
768	CHECK_FLT_SAME(fminf, (+INFINITY, +INFINITY));
769	CHECK_FLT_SAME(fminf, (-INFINITY, -INFINITY));
770	CHECK_FLT_SAME(fminf, (+INFINITY, -INFINITY));
771	CHECK_FLT_SAME(fminf, (-INFINITY, +INFINITY));
772	CHECK_FLT_SAME(fminf, (RTStrNanFloat(NULL, true), -42.4242424242e22f));
773	CHECK_FLT_SAME(fminf, (RTStrNanFloat(NULL, false), -42.4242424242e22f));
774	CHECK_FLT_SAME(fminf, (-42.42424242e-22f, RTStrNanFloat(NULL, true)));
775	CHECK_FLT_SAME(fminf, (-42.42424242e-22f, RTStrNanFloat(NULL, false)));
776	CHECK_FLT_SAME(fminf, (RTStrNanFloat("2", false), RTStrNanFloat(NULL, false)));
777	CHECK_FLT_SAME(fminf, (RTStrNanFloat("3", true), RTStrNanFloat(NULL, false)));
778	CHECK_FLT_SAME(fminf, (RTStrNanFloat("4sig", true), RTStrNanFloat(NULL, false)));
779
780	CHECK_LDBL(RT_NOCRT(fmin)( 1.0L, 1.0L), 1.0L);
781	CHECK_LDBL(RT_NOCRT(fmin)( 4.0L, 2.0L), 2.0L);
782	CHECK_LDBL(RT_NOCRT(fmin)( 2.0L, 4.0L), 2.0L);
783	CHECK_LDBL(RT_NOCRT(fmin)(-2.0L, -4.0L), -4.0L);
784	CHECK_LDBL(RT_NOCRT(fmin)(-2.0L, -4.0e+10L), -4.0e+10L);
785	CHECK_LDBL(RT_NOCRT(fmin)(+INFINITY, +INFINITY), +INFINITY);
786	CHECK_LDBL(RT_NOCRT(fmin)(-INFINITY, -INFINITY), -INFINITY);
787	CHECK_LDBL(RT_NOCRT(fmin)(+INFINITY, -INFINITY), -INFINITY);
788	CHECK_LDBL(RT_NOCRT(fmin)(-INFINITY, +INFINITY), -INFINITY);
789	CHECK_LDBL_SAME(fminl, ( 99.99L, 99.87L));
790	CHECK_LDBL_SAME(fminl, ( -99.99L, -99.87L));
791	CHECK_LDBL_SAME(fminl, (-987.453L, 34599.87L));
792	CHECK_LDBL_SAME(fminl, (34599.87L, -987.453L));
793	CHECK_LDBL_SAME(fminl, ( +0.0L, -0.0L));
794	CHECK_LDBL_SAME(fminl, ( -0.0L, +0.0L));
795	CHECK_LDBL_SAME(fminl, ( -0.0L, -0.0L));
796	CHECK_LDBL_SAME(fminl, (+INFINITY, +INFINITY));
797	CHECK_LDBL_SAME(fminl, (-INFINITY, -INFINITY));
798	CHECK_LDBL_SAME(fminl, (+INFINITY, -INFINITY));
799	CHECK_LDBL_SAME(fminl, (-INFINITY, +INFINITY));
800	CHECK_LDBL_SAME(fminl, (RTStrNanLongDouble(NULL, true), -42.4242424242e222L));
801	CHECK_LDBL_SAME(fminl, (RTStrNanLongDouble(NULL, false), -42.4242424242e222L));
802	CHECK_LDBL_SAME(fminl, (-42.4242424242e-222L, RTStrNanLongDouble(NULL, true)));
803	CHECK_LDBL_SAME(fminl, (-42.4242424242e-222L, RTStrNanLongDouble(NULL, false)));
804	CHECK_LDBL_SAME(fminl, (RTStrNanLongDouble("2", false), RTStrNanLongDouble(NULL, false)));
805	CHECK_LDBL_SAME(fminl, (RTStrNanLongDouble("3", true), RTStrNanLongDouble(NULL, false)));
806	CHECK_LDBL_SAME(fminl, (RTStrNanLongDouble("4sig", true), RTStrNanLongDouble(NULL, false)));
807	}
808
809
810	void testIsInf()
811	{
812	RTTestSub(g_hTest, "isinf,__isinf[fl]");
813	#undef isinf
814	CHECK_INT(RT_NOCRT(isinf)( 1.0), 0);
815	CHECK_INT(RT_NOCRT(isinf)( 2394.2340e200), 0);
816	CHECK_INT(RT_NOCRT(isinf)(-2394.2340e200), 0);
817	CHECK_INT(RT_NOCRT(isinf)(-INFINITY), 1);
818	CHECK_INT(RT_NOCRT(isinf)(+INFINITY), 1);
819	CHECK_INT(RT_NOCRT(isinf)(RTStrNanDouble(NULL, true)), 0);
820	CHECK_INT(RT_NOCRT(isinf)(RTStrNanDouble("4sig", false)), 0);
821
822	CHECK_INT(RT_NOCRT(__isinff)( 1.0f), 0);
823	CHECK_INT(RT_NOCRT(__isinff)( 2394.2340e20f), 0);
824	CHECK_INT(RT_NOCRT(__isinff)(-2394.2340e20f), 0);
825	CHECK_INT(RT_NOCRT(__isinff)(-INFINITY), 1);
826	CHECK_INT(RT_NOCRT(__isinff)(+INFINITY), 1);
827	CHECK_INT(RT_NOCRT(__isinff)(RTStrNanFloat(NULL, true)), 0);
828	CHECK_INT(RT_NOCRT(__isinff)(RTStrNanFloat("4sig", false)), 0);
829
830	CHECK_INT(RT_NOCRT(__isinfl)( 1.0L), 0);
831	CHECK_INT(RT_NOCRT(__isinfl)( 2394.2340e200L), 0);
832	CHECK_INT(RT_NOCRT(__isinfl)(-2394.2340e200L), 0);
833	CHECK_INT(RT_NOCRT(__isinfl)(-INFINITY), 1);
834	CHECK_INT(RT_NOCRT(__isinfl)(+INFINITY), 1);
835	CHECK_INT(RT_NOCRT(__isinfl)(RTStrNanLongDouble(NULL, true)), 0);
836	CHECK_INT(RT_NOCRT(__isinfl)(RTStrNanLongDouble("4sig", false)), 0);
837	}
838
839
840	void testIsNan()
841	{
842	RTTestSub(g_hTest, "isnan[f],__isnanl");
843	#undef isnan
844	CHECK_INT(RT_NOCRT(isnan)( 0.0), 0);
845	CHECK_INT(RT_NOCRT(isnan)( 1.0), 0);
846	CHECK_INT(RT_NOCRT(isnan)( 2394.2340e200), 0);
847	CHECK_INT(RT_NOCRT(isnan)(-2394.2340e200), 0);
848	CHECK_INT(RT_NOCRT(isnan)(-INFINITY), 0);
849	CHECK_INT(RT_NOCRT(isnan)(+INFINITY), 0);
850	CHECK_INT(RT_NOCRT(isnan)(RTStrNanDouble(NULL, true)), 1);
851	CHECK_INT(RT_NOCRT(isnan)(RTStrNanDouble(NULL, false)), 1);
852	CHECK_INT(RT_NOCRT(isnan)(RTStrNanDouble("435876quiet", false)), 1);
853	CHECK_INT(RT_NOCRT(isnan)(RTStrNanDouble("435876quiet", true)), 1);
854	CHECK_INT(RT_NOCRT(isnan)(RTStrNanDouble("678sig", false)), 1);
855	CHECK_INT(RT_NOCRT(isnan)(RTStrNanDouble("45547absig", true)), 1);
856
857	CHECK_INT(RT_NOCRT(isnanf)( 0.0f), 0);
858	CHECK_INT(RT_NOCRT(isnanf)( 1.0f), 0);
859	CHECK_INT(RT_NOCRT(isnanf)( 2394.2340e20f), 0);
860	CHECK_INT(RT_NOCRT(isnanf)(-2394.2340e20f), 0);
861	CHECK_INT(RT_NOCRT(isnanf)(-INFINITY), 0);
862	CHECK_INT(RT_NOCRT(isnanf)(+INFINITY), 0);
863	CHECK_INT(RT_NOCRT(isnanf)(RTStrNanFloat(NULL, true)), 1);
864	CHECK_INT(RT_NOCRT(isnanf)(RTStrNanFloat(NULL, false)), 1);
865	CHECK_INT(RT_NOCRT(isnanf)(RTStrNanFloat("9560q", false)), 1);
866	CHECK_INT(RT_NOCRT(isnanf)(RTStrNanFloat("aaaaq", true)), 1);
867	CHECK_INT(RT_NOCRT(isnanf)(RTStrNanFloat("4sig", false)), 1);
868	CHECK_INT(RT_NOCRT(isnanf)(RTStrNanFloat("69504sig", true)), 1);
869
870	CHECK_INT(RT_NOCRT(__isnanl)( 0.0L), 0);
871	CHECK_INT(RT_NOCRT(__isnanl)( 1.0L), 0);
872	CHECK_INT(RT_NOCRT(__isnanl)( 2394.2340e200L), 0);
873	CHECK_INT(RT_NOCRT(__isnanl)(-2394.2340e200L), 0);
874	CHECK_INT(RT_NOCRT(__isnanl)(-INFINITY), 0);
875	CHECK_INT(RT_NOCRT(__isnanl)(+INFINITY), 0);
876	CHECK_INT(RT_NOCRT(__isnanl)(RTStrNanLongDouble(NULL, true)), 1);
877	CHECK_INT(RT_NOCRT(__isnanl)(RTStrNanLongDouble(NULL, false)), 1);
878	CHECK_INT(RT_NOCRT(__isnanl)(RTStrNanLongDouble("bbbbq", false)), 1);
879	CHECK_INT(RT_NOCRT(__isnanl)(RTStrNanLongDouble("11122q", true)), 1);
880	CHECK_INT(RT_NOCRT(__isnanl)(RTStrNanLongDouble("4sig", false)), 1);
881	CHECK_INT(RT_NOCRT(__isnanl)(RTStrNanLongDouble("23423406sig", true)), 1);
882	}
883
884
885	void testIsFinite()
886	{
887	RTTestSub(g_hTest, "__isfinite[fl]");
888	CHECK_INT(RT_NOCRT(__isfinite)( 1.0), 1);
889	CHECK_INT(RT_NOCRT(__isfinite)( 2394.2340e200), 1);
890	CHECK_INT(RT_NOCRT(__isfinite)(-2394.2340e200), 1);
891	CHECK_INT(RT_NOCRT(__isfinite)(-2.1984e-310), 1); /* subnormal */
892	CHECK_INT(RT_NOCRT(__isfinite)(-INFINITY), 0);
893	CHECK_INT(RT_NOCRT(__isfinite)(+INFINITY), 0);
894	CHECK_INT(RT_NOCRT(__isfinite)(RTStrNanDouble(NULL, true)), 0);
895	CHECK_INT(RT_NOCRT(__isfinite)(RTStrNanDouble("4sig", false)), 0);
896
897	CHECK_INT(RT_NOCRT(__isfinitef)( 1.0f), 1);
898	CHECK_INT(RT_NOCRT(__isfinitef)( 2394.2340e20f), 1);
899	CHECK_INT(RT_NOCRT(__isfinitef)(-2394.2340e20f), 1);
900	CHECK_INT(RT_NOCRT(__isfinitef)(-2.1984e-40f), 1); /* subnormal */
901	CHECK_INT(RT_NOCRT(__isfinitef)(-INFINITY), 0);
902	CHECK_INT(RT_NOCRT(__isfinitef)(+INFINITY), 0);
903	CHECK_INT(RT_NOCRT(__isfinitef)(RTStrNanFloat(NULL, true)), 0);
904	CHECK_INT(RT_NOCRT(__isfinitef)(RTStrNanFloat("4sig", false)), 0);
905
906	CHECK_INT(RT_NOCRT(__isfinitel)( 1.0L), 1);
907	CHECK_INT(RT_NOCRT(__isfinitel)( 2394.2340e200L), 1);
908	CHECK_INT(RT_NOCRT(__isfinitel)(-2394.2340e200L), 1);
909	#ifdef RT_COMPILER_WITH_64BIT_LONG_DOUBLE
910	CHECK_INT(RT_NOCRT(__isfinitel)(-2.1984e-310L), 1); /* subnormal */
911	#else
912	CHECK_INT(RT_NOCRT(__isfinitel)(-2.1984e-4935L), 1); /* subnormal */
913	#endif
914	CHECK_INT(RT_NOCRT(__isfinitel)(-INFINITY), 0);
915	CHECK_INT(RT_NOCRT(__isfinitel)(+INFINITY), 0);
916	CHECK_INT(RT_NOCRT(__isfinitel)(RTStrNanLongDouble(NULL, true)), 0);
917	CHECK_INT(RT_NOCRT(__isfinitel)(RTStrNanLongDouble("4sig", false)), 0);
918	}
919
920
921	void testIsNormal()
922	{
923	RTTestSub(g_hTest, "__isnormal[fl]");
924	CHECK_INT(RT_NOCRT(__isnormal)( 1.0), 1);
925	CHECK_INT(RT_NOCRT(__isnormal)( 2394.2340e200), 1);
926	CHECK_INT(RT_NOCRT(__isnormal)(-2394.2340e200), 1);
927	CHECK_INT(RT_NOCRT(__isnormal)(-2.1984e-310), 0); /* subnormal */
928	CHECK_INT(RT_NOCRT(__isnormal)(-INFINITY), 0);
929	CHECK_INT(RT_NOCRT(__isnormal)(+INFINITY), 0);
930	CHECK_INT(RT_NOCRT(__isnormal)(RTStrNanDouble(NULL, true)), 0);
931	CHECK_INT(RT_NOCRT(__isnormal)(RTStrNanDouble("4sig", false)), 0);
932
933	CHECK_INT(RT_NOCRT(__isnormalf)( 1.0f), 1);
934	CHECK_INT(RT_NOCRT(__isnormalf)( 2394.2340e20f), 1);
935	CHECK_INT(RT_NOCRT(__isnormalf)(-2394.2340e20f), 1);
936	CHECK_INT(RT_NOCRT(__isnormalf)(-2.1984e-40f), 0); /* subnormal */
937	CHECK_INT(RT_NOCRT(__isnormalf)(-INFINITY), 0);
938	CHECK_INT(RT_NOCRT(__isnormalf)(+INFINITY), 0);
939	CHECK_INT(RT_NOCRT(__isnormalf)(RTStrNanFloat(NULL, true)), 0);
940	CHECK_INT(RT_NOCRT(__isnormalf)(RTStrNanFloat("4sig", false)), 0);
941
942	CHECK_INT(RT_NOCRT(__isnormall)( 1.0L), 1);
943	CHECK_INT(RT_NOCRT(__isnormall)( 2394.2340e200L), 1);
944	CHECK_INT(RT_NOCRT(__isnormall)(-2394.2340e200L), 1);
945	#ifdef RT_COMPILER_WITH_64BIT_LONG_DOUBLE
946	CHECK_INT(RT_NOCRT(__isnormall)(-2.1984e-310L), 0); /* subnormal */
947	#else
948	CHECK_INT(RT_NOCRT(__isnormall)(-2.1984e-4935L), 0); /* subnormal */
949	#endif
950	CHECK_INT(RT_NOCRT(__isnormall)(-INFINITY), 0);
951	CHECK_INT(RT_NOCRT(__isnormall)(+INFINITY), 0);
952	CHECK_INT(RT_NOCRT(__isnormall)(RTStrNanLongDouble(NULL, true)), 0);
953	CHECK_INT(RT_NOCRT(__isnormall)(RTStrNanLongDouble("4sig", false)), 0);
954	}
955
956
957	void testFpClassify()
958	{
959	RTTestSub(g_hTest, "__fpclassify[dfl]");
960	CHECK_INT(RT_NOCRT(__fpclassifyd)( +0.0), RT_NOCRT_FP_ZERO);
961	CHECK_INT(RT_NOCRT(__fpclassifyd)( -0.0), RT_NOCRT_FP_ZERO);
962	CHECK_INT(RT_NOCRT(__fpclassifyd)( 1.0), RT_NOCRT_FP_NORMAL);
963	CHECK_INT(RT_NOCRT(__fpclassifyd)( 2394.2340e200), RT_NOCRT_FP_NORMAL);
964	CHECK_INT(RT_NOCRT(__fpclassifyd)(-2394.2340e200), RT_NOCRT_FP_NORMAL);
965	CHECK_INT(RT_NOCRT(__fpclassifyd)(-2.1984e-310), RT_NOCRT_FP_SUBNORMAL); /* subnormal */
966	CHECK_INT(RT_NOCRT(__fpclassifyd)(-INFINITY), RT_NOCRT_FP_INFINITE);
967	CHECK_INT(RT_NOCRT(__fpclassifyd)(+INFINITY), RT_NOCRT_FP_INFINITE);
968	CHECK_INT(RT_NOCRT(__fpclassifyd)(RTStrNanDouble(NULL, true)), RT_NOCRT_FP_NAN);
969	CHECK_INT(RT_NOCRT(__fpclassifyd)(RTStrNanDouble("4sig", false)), RT_NOCRT_FP_NAN);
970
971	CHECK_INT(RT_NOCRT(__fpclassifyf)( +0.0f), RT_NOCRT_FP_ZERO);
972	CHECK_INT(RT_NOCRT(__fpclassifyf)( -0.0f), RT_NOCRT_FP_ZERO);
973	CHECK_INT(RT_NOCRT(__fpclassifyf)( 1.0f), RT_NOCRT_FP_NORMAL);
974	CHECK_INT(RT_NOCRT(__fpclassifyf)( 2394.2340e20f), RT_NOCRT_FP_NORMAL);
975	CHECK_INT(RT_NOCRT(__fpclassifyf)(-2394.2340e20f), RT_NOCRT_FP_NORMAL);
976	CHECK_INT(RT_NOCRT(__fpclassifyf)(-2.1984e-40f), RT_NOCRT_FP_SUBNORMAL); /* subnormal */
977	CHECK_INT(RT_NOCRT(__fpclassifyf)(-INFINITY), RT_NOCRT_FP_INFINITE);
978	CHECK_INT(RT_NOCRT(__fpclassifyf)(+INFINITY), RT_NOCRT_FP_INFINITE);
979	CHECK_INT(RT_NOCRT(__fpclassifyf)(RTStrNanFloat(NULL, true)), RT_NOCRT_FP_NAN);
980	CHECK_INT(RT_NOCRT(__fpclassifyf)(RTStrNanFloat("4sig", false)), RT_NOCRT_FP_NAN);
981
982	CHECK_INT(RT_NOCRT(__fpclassifyl)( +0.0L), RT_NOCRT_FP_ZERO);
983	CHECK_INT(RT_NOCRT(__fpclassifyl)( -0.0L), RT_NOCRT_FP_ZERO);
984	CHECK_INT(RT_NOCRT(__fpclassifyl)( 1.0L), RT_NOCRT_FP_NORMAL);
985	CHECK_INT(RT_NOCRT(__fpclassifyl)( 2394.2340e200L), RT_NOCRT_FP_NORMAL);
986	CHECK_INT(RT_NOCRT(__fpclassifyl)(-2394.2340e200L), RT_NOCRT_FP_NORMAL);
987	#ifdef RT_COMPILER_WITH_64BIT_LONG_DOUBLE
988	CHECK_INT(RT_NOCRT(__fpclassifyl)(-2.1984e-310L), RT_NOCRT_FP_SUBNORMAL); /* subnormal */
989	#else
990	CHECK_INT(RT_NOCRT(__fpclassifyl)(-2.1984e-4935L), RT_NOCRT_FP_SUBNORMAL); /* subnormal */
991	#endif
992	CHECK_INT(RT_NOCRT(__fpclassifyl)(-INFINITY), RT_NOCRT_FP_INFINITE);
993	CHECK_INT(RT_NOCRT(__fpclassifyl)(+INFINITY), RT_NOCRT_FP_INFINITE);
994	CHECK_INT(RT_NOCRT(__fpclassifyl)(RTStrNanLongDouble(NULL, true)), RT_NOCRT_FP_NAN);
995	CHECK_INT(RT_NOCRT(__fpclassifyl)(RTStrNanLongDouble("4sig", false)), RT_NOCRT_FP_NAN);
996	}
997
998
999	void testSignBit()
1000	{
1001	RTTestSub(g_hTest, "__signbit[fl]");
1002	CHECK_INT(RT_NOCRT(__signbit)( +0.0), 0);
1003	CHECK_INT(RT_NOCRT(__signbit)( -0.0), 1);
1004	CHECK_INT(RT_NOCRT(__signbit)( 1.0), 0);
1005	CHECK_INT(RT_NOCRT(__signbit)( 2394.2340e200), 0);
1006	CHECK_INT(RT_NOCRT(__signbit)(-2394.2340e200), 1);
1007	CHECK_INT(RT_NOCRT(__signbit)(-2.1984e-310), 1); /* subnormal */
1008	CHECK_INT(RT_NOCRT(__signbit)(-INFINITY), 1);
1009	CHECK_INT(RT_NOCRT(__signbit)(+INFINITY), 0);
1010	CHECK_INT(RT_NOCRT(__signbit)(RTStrNanDouble(NULL, true)), 0);
1011	CHECK_INT(RT_NOCRT(__signbit)(RTStrNanDouble("4sig", false)), 1);
1012
1013	CHECK_INT(RT_NOCRT(__signbitf)( +0.0f), 0);
1014	CHECK_INT(RT_NOCRT(__signbitf)( -0.0f), 1);
1015	CHECK_INT(RT_NOCRT(__signbitf)( 1.0f), 0);
1016	CHECK_INT(RT_NOCRT(__signbitf)( 2394.2340e20f), 0);
1017	CHECK_INT(RT_NOCRT(__signbitf)(-2394.2340e20f), 1);
1018	CHECK_INT(RT_NOCRT(__signbitf)(-2.1984e-40f), 1); /* subnormal */
1019	CHECK_INT(RT_NOCRT(__signbitf)(-INFINITY), 1);
1020	CHECK_INT(RT_NOCRT(__signbitf)(+INFINITY), 0);
1021	CHECK_INT(RT_NOCRT(__signbitf)(RTStrNanFloat(NULL, true)), 0);
1022	CHECK_INT(RT_NOCRT(__signbitf)(RTStrNanFloat("4sig", false)), 1);
1023
1024	CHECK_INT(RT_NOCRT(__signbitl)( +0.0L), 0);
1025	CHECK_INT(RT_NOCRT(__signbitl)( -0.0L), 1);
1026	CHECK_INT(RT_NOCRT(__signbitl)( 1.0L), 0);
1027	CHECK_INT(RT_NOCRT(__signbitl)( 2394.2340e200L), 0);
1028	CHECK_INT(RT_NOCRT(__signbitl)(-2394.2340e200L), 1);
1029	#ifdef RT_COMPILER_WITH_64BIT_LONG_DOUBLE
1030	CHECK_INT(RT_NOCRT(__signbitl)(-2.1984e-310L), 1); /* subnormal */
1031	#else
1032	CHECK_INT(RT_NOCRT(__signbitl)(-2.1984e-4935L), 1); /* subnormal */
1033	#endif
1034	CHECK_INT(RT_NOCRT(__signbitl)(-INFINITY), 1);
1035	CHECK_INT(RT_NOCRT(__signbitl)(+INFINITY), 0);
1036	CHECK_INT(RT_NOCRT(__signbitl)(RTStrNanLongDouble(NULL, true)), 0);
1037	CHECK_INT(RT_NOCRT(__signbitl)(RTStrNanLongDouble("4sig", false)), 1);
1038	}
1039
1040
1041	void testFrExp()
1042	{
1043	RTTestSub(g_hTest, "frexp[fl]");
1044	int iExp;
1045
1046	CHECK_DBL(RT_NOCRT(frexp)( +1.0, &iExp), +0.50000000000000000000); CHECK_INT(iExp, 1);
1047	CHECK_DBL(RT_NOCRT(frexp)( -1.0, &iExp), -0.50000000000000000000); CHECK_INT(iExp, 1);
1048	CHECK_DBL(RT_NOCRT(frexp)( +42.22, &iExp), +0.65968749999999998224); CHECK_INT(iExp, 6);
1049	CHECK_DBL(RT_NOCRT(frexp)( -42.22, &iExp), -0.65968749999999998224); CHECK_INT(iExp, 6);
1050	CHECK_DBL(RT_NOCRT(frexp)( +88888.88888, &iExp), +0.67816840270996092688); CHECK_INT(iExp, 17);
1051	CHECK_DBL(RT_NOCRT(frexp)( -999999.9999, &iExp), -0.95367431631088261934); CHECK_INT(iExp, 20);
1052	CHECK_DBL(RT_NOCRT(frexp)( +1.3942340e+200, &iExp), +0.91072771427195720051); CHECK_INT(iExp, 665);
1053	CHECK_DBL(RT_NOCRT(frexp)( -1.3942340e+200, &iExp), -0.91072771427195720051); CHECK_INT(iExp, 665);
1054	CHECK_DBL(RT_NOCRT(frexp)( -1.1984e-310, &iExp), -0.68939374490207683266); CHECK_INT(iExp, -1029); /* subnormal */
1055	CHECK_DBL(RT_NOCRT(frexp)( -INFINITY, &iExp), -INFINITY); CHECK_INT(iExp, INT_MIN);
1056	CHECK_DBL(RT_NOCRT(frexp)( +INFINITY, &iExp), +INFINITY); CHECK_INT(iExp, INT_MAX);
1057	CHECK_DBL(RT_NOCRT(frexp)( RTStrNanDouble(NULL, true), &iExp), RTStrNanDouble(NULL, true)); CHECK_INT(iExp, INT_MAX);
1058	CHECK_DBL(RT_NOCRT(frexp)( RTStrNanDouble("4sig", false), &iExp), RTStrNanDouble("4sig", false)); CHECK_INT(iExp, INT_MIN);
1059
1060	CHECK_FLT(RT_NOCRT(frexpf)( +1.0f, &iExp), +0.500000000000000f); CHECK_INT(iExp, 1);
1061	CHECK_FLT(RT_NOCRT(frexpf)( -1.0f, &iExp), -0.500000000000000f); CHECK_INT(iExp, 1);
1062	CHECK_FLT(RT_NOCRT(frexpf)( +42.22f, &iExp), +0.659687519073486f); CHECK_INT(iExp, 6);
1063	CHECK_FLT(RT_NOCRT(frexpf)( -42.22f, &iExp), -0.659687519073486f); CHECK_INT(iExp, 6);
1064	CHECK_FLT(RT_NOCRT(frexpf)( +88888.88888f, &iExp), +0.678168416023254f); CHECK_INT(iExp, 17);
1065	CHECK_FLT(RT_NOCRT(frexpf)( -999999.9999f, &iExp), -0.953674316406250f); CHECK_INT(iExp, 20);
1066	CHECK_FLT(RT_NOCRT(frexpf)( +1.3942340e+32f, &iExp), +0.859263062477112f); CHECK_INT(iExp, 107);
1067	CHECK_FLT(RT_NOCRT(frexpf)( -1.3942340e+35f, &iExp), -0.839124083518982f); CHECK_INT(iExp, 117);
1068	CHECK_FLT(RT_NOCRT(frexpf)( -2.1984e-40f, &iExp), -0.598461151123047f); CHECK_INT(iExp, -131);
1069	CHECK_FLT(RT_NOCRT(frexpf)( -(float)INFINITY, &iExp), -(float)INFINITY); CHECK_INT(iExp, INT_MIN);
1070	CHECK_FLT(RT_NOCRT(frexpf)( +(float)INFINITY, &iExp), +(float)INFINITY); CHECK_INT(iExp, INT_MAX);
1071	CHECK_FLT(RT_NOCRT(frexpf)( RTStrNanFloat(NULL, true), &iExp), RTStrNanFloat(NULL, true)); CHECK_INT(iExp, INT_MAX);
1072	CHECK_FLT(RT_NOCRT(frexpf)( RTStrNanFloat("4sig", false), &iExp), RTStrNanFloat("4sig", false)); CHECK_INT(iExp, INT_MIN);
1073
1074	#ifdef RT_COMPILER_WITH_64BIT_LONG_DOUBLE
1075	CHECK_LDBL(RT_NOCRT(frexpl)( +1.0L, &iExp), +0.50000000000000000000L); CHECK_INT(iExp, 1);
1076	CHECK_LDBL(RT_NOCRT(frexpl)( -1.0L, &iExp), -0.50000000000000000000L); CHECK_INT(iExp, 1);
1077	CHECK_LDBL(RT_NOCRT(frexpl)( +42.22L, &iExp), +0.65968749999999998224L); CHECK_INT(iExp, 6);
1078	CHECK_LDBL(RT_NOCRT(frexpl)( -42.22L, &iExp), -0.65968749999999998224L); CHECK_INT(iExp, 6);
1079	CHECK_LDBL(RT_NOCRT(frexpl)( +88888.88888L, &iExp), +0.67816840270996092688L); CHECK_INT(iExp, 17);
1080	CHECK_LDBL(RT_NOCRT(frexpl)( -999999.9999L, &iExp), -0.95367431631088261934L); CHECK_INT(iExp, 20);
1081	CHECK_LDBL(RT_NOCRT(frexpl)( +1.3942340e+200L, &iExp), +0.91072771427195720051L); CHECK_INT(iExp, 665);
1082	CHECK_LDBL(RT_NOCRT(frexpl)( -1.3942340e+200L, &iExp), -0.91072771427195720051L); CHECK_INT(iExp, 665);
1083	CHECK_LDBL(RT_NOCRT(frexpl)( -1.1984e-310L, &iExp), -0.68939374490207683266L); CHECK_INT(iExp, -1029); /* subnormal */
1084	#else
1085	CHECK_LDBL(RT_NOCRT(frexpl)( +1.0L, &iExp), +0.500000000000000000000000000000000L); CHECK_INT(iExp, 1);
1086	CHECK_LDBL(RT_NOCRT(frexpl)( -1.0L, &iExp), -0.500000000000000000000000000000000L); CHECK_INT(iExp, 1);
1087	CHECK_LDBL(RT_NOCRT(frexpl)( +42.22L, &iExp), +0.659687500000000000017347234759768L); CHECK_INT(iExp, 6);
1088	CHECK_LDBL(RT_NOCRT(frexpl)( -42.22L, &iExp), -0.659687500000000000017347234759768L); CHECK_INT(iExp, 6);
1089	CHECK_LDBL(RT_NOCRT(frexpl)( +8888888.88888888L, &iExp), +0.529819064670138359081450613041753L); CHECK_INT(iExp, 24);
1090	CHECK_LDBL(RT_NOCRT(frexpl)( -999999999999.9999999L, &iExp), -0.909494701772928237806618845251450L); CHECK_INT(iExp, 40);
1091	CHECK_LDBL(RT_NOCRT(frexpl)( +1.3942340e+4001L, &iExp), +0.713893296064537648672014558126619L); CHECK_INT(iExp, 13292);
1092	CHECK_LDBL(RT_NOCRT(frexpl)( -1.3942340e+2000L, &iExp), -0.630978384969008136966966970859971L); CHECK_INT(iExp, 6645);
1093	CHECK_LDBL(RT_NOCRT(frexpl)( -2.1984e-4935L, &iExp), -0.669569464164694649888076583010843L); CHECK_INT(iExp, -16392);
1094	#endif
1095	CHECK_LDBL(RT_NOCRT(frexpl)( -(long double)INFINITY, &iExp), -(long double)INFINITY); CHECK_INT(iExp, INT_MIN);
1096	CHECK_LDBL(RT_NOCRT(frexpl)( +(long double)INFINITY, &iExp), +(long double)INFINITY); CHECK_INT(iExp, INT_MAX);
1097	CHECK_LDBL(RT_NOCRT(frexpl)(RTStrNanLongDouble(NULL, true), &iExp), RTStrNanLongDouble(NULL, true)); CHECK_INT(iExp, INT_MAX);
1098	CHECK_LDBL(RT_NOCRT(frexpl)(RTStrNanLongDouble("4sig", false), &iExp), RTStrNanLongDouble("4sig", false)); CHECK_INT(iExp, INT_MIN);
1099	}
1100
1101
1102	void testCeil()
1103	{
1104	RTTestSub(g_hTest, "ceil[f]");
1105	CHECK_DBL(RT_NOCRT(ceil)( +0.0), +0.0);
1106	CHECK_DBL(RT_NOCRT(ceil)( -0.0), -0.0);
1107	CHECK_DBL(RT_NOCRT(ceil)( -42.0), -42.0);
1108	CHECK_DBL(RT_NOCRT(ceil)( -42.5), -42.0);
1109	CHECK_DBL(RT_NOCRT(ceil)( +42.5), +43.0);
1110	CHECK_DBL(RT_NOCRT(ceil)(-42.25), -42.0);
1111	CHECK_DBL(RT_NOCRT(ceil)(+42.25), +43.0);
1112	CHECK_DBL_SAME(ceil,( -0.0));
1113	CHECK_DBL_SAME(ceil,( +0.0));
1114	CHECK_DBL_SAME(ceil,( +42.25));
1115	CHECK_DBL_SAME(ceil,(+1234.60958634e+10));
1116	CHECK_DBL_SAME(ceil,(-1234.60958634e+10));
1117	CHECK_DBL_SAME(ceil,( -1234.499999e+10));
1118	CHECK_DBL_SAME(ceil,( -1234.499999e-10));
1119	CHECK_DBL_SAME(ceil,( -2.1984e-310)); /* subnormal */
1120	CHECK_DBL_SAME(ceil,(-INFINITY));
1121	CHECK_DBL_SAME(ceil,(+INFINITY));
1122	CHECK_DBL_SAME(ceil,(RTStrNanDouble(NULL, true)));
1123	CHECK_DBL_SAME(ceil,(RTStrNanDouble("s", false)));
1124
1125	CHECK_DBL(RT_NOCRT(ceilf)( +0.0f), +0.0f);
1126	CHECK_DBL(RT_NOCRT(ceilf)( -0.0f), -0.0f);
1127	CHECK_DBL(RT_NOCRT(ceilf)( -42.0f), -42.0f);
1128	CHECK_DBL(RT_NOCRT(ceilf)( -42.5f), -42.0f);
1129	CHECK_DBL(RT_NOCRT(ceilf)( +42.5f), +43.0f);
1130	CHECK_DBL(RT_NOCRT(ceilf)(-42.25f), -42.0f);
1131	CHECK_DBL(RT_NOCRT(ceilf)(+42.25f), +43.0f);
1132	CHECK_DBL_SAME(ceilf,( -0.0f));
1133	CHECK_DBL_SAME(ceilf,( +0.0f));
1134	CHECK_DBL_SAME(ceilf,( +42.25f));
1135	CHECK_DBL_SAME(ceilf,(+1234.60958634e+10f));
1136	CHECK_DBL_SAME(ceilf,(-1234.60958634e+10f));
1137	CHECK_DBL_SAME(ceilf,( -1234.499999e+10f));
1138	CHECK_DBL_SAME(ceilf,( -1234.499999e-10f));
1139	CHECK_DBL_SAME(ceilf,( -2.1984e-40f)); /* subnormal */
1140	CHECK_DBL_SAME(ceilf,(-INFINITY));
1141	CHECK_DBL_SAME(ceilf,(+INFINITY));
1142	CHECK_DBL_SAME(ceilf,(RTStrNanFloat(NULL, true)));
1143	CHECK_DBL_SAME(ceilf,(RTStrNanFloat("s", false)));
1144	}
1145
1146
1147	void testFloor()
1148	{
1149	RTTestSub(g_hTest, "floor[f]");
1150	CHECK_DBL(RT_NOCRT(floor)( +0.0), +0.0);
1151	CHECK_DBL(RT_NOCRT(floor)( -0.0), -0.0);
1152	CHECK_DBL(RT_NOCRT(floor)( -42.0), -42.0);
1153	CHECK_DBL(RT_NOCRT(floor)( -42.5), -43.0);
1154	CHECK_DBL(RT_NOCRT(floor)( +42.5), +42.0);
1155	CHECK_DBL(RT_NOCRT(floor)(-42.25), -43.0);
1156	CHECK_DBL(RT_NOCRT(floor)(+42.25), +42.0);
1157	CHECK_DBL_SAME(floor,( -0.0));
1158	CHECK_DBL_SAME(floor,( +0.0));
1159	CHECK_DBL_SAME(floor,( +42.25));
1160	CHECK_DBL_SAME(floor,(+1234.60958634e+10));
1161	CHECK_DBL_SAME(floor,(-1234.60958634e+10));
1162	CHECK_DBL_SAME(floor,( -1234.499999e+10));
1163	CHECK_DBL_SAME(floor,( -1234.499999e-10));
1164	CHECK_DBL_SAME(floor,( -2.1984e-310)); /* subnormal */
1165	CHECK_DBL_SAME(floor,(-INFINITY));
1166	CHECK_DBL_SAME(floor,(+INFINITY));
1167	CHECK_DBL_SAME(floor,(RTStrNanDouble(NULL, true)));
1168	CHECK_DBL_SAME(floor,(RTStrNanDouble("s", false)));
1169
1170	CHECK_DBL(RT_NOCRT(floorf)( +0.0f), +0.0f);
1171	CHECK_DBL(RT_NOCRT(floorf)( -0.0f), -0.0f);
1172	CHECK_DBL(RT_NOCRT(floorf)( -42.0f), -42.0f);
1173	CHECK_DBL(RT_NOCRT(floorf)( -42.5f), -43.0f);
1174	CHECK_DBL(RT_NOCRT(floorf)( +42.5f), +42.0f);
1175	CHECK_DBL(RT_NOCRT(floorf)(-42.25f), -43.0f);
1176	CHECK_DBL(RT_NOCRT(floorf)(+42.25f), +42.0f);
1177	CHECK_DBL_SAME(floorf,( -0.0f));
1178	CHECK_DBL_SAME(floorf,( +0.0f));
1179	CHECK_DBL_SAME(floorf,( +42.25f));
1180	CHECK_DBL_SAME(floorf,(+1234.60958634e+10f));
1181	CHECK_DBL_SAME(floorf,(-1234.60958634e+10f));
1182	CHECK_DBL_SAME(floorf,( -1234.499999e+10f));
1183	CHECK_DBL_SAME(floorf,( -1234.499999e-10f));
1184	CHECK_DBL_SAME(floorf,( -2.1984e-40f)); /* subnormal */
1185	CHECK_DBL_SAME(floorf,(-INFINITY));
1186	CHECK_DBL_SAME(floorf,(+INFINITY));
1187	CHECK_DBL_SAME(floorf,(RTStrNanFloat(NULL, true)));
1188	CHECK_DBL_SAME(floorf,(RTStrNanFloat("s", false)));
1189	}
1190
1191
1192	void testTrunc()
1193	{
1194	RTTestSub(g_hTest, "trunc[f]");
1195	CHECK_DBL(RT_NOCRT(trunc)( +0.0), +0.0);
1196	CHECK_DBL(RT_NOCRT(trunc)( -0.0), -0.0);
1197	CHECK_DBL(RT_NOCRT(trunc)( -42.0), -42.0);
1198	CHECK_DBL(RT_NOCRT(trunc)( -42.5), -42.0);
1199	CHECK_DBL(RT_NOCRT(trunc)( +42.5), +42.0);
1200	CHECK_DBL(RT_NOCRT(trunc)(-42.25), -42.0);
1201	CHECK_DBL(RT_NOCRT(trunc)(+42.25), +42.0);
1202	CHECK_DBL_SAME(trunc,( -0.0));
1203	CHECK_DBL_SAME(trunc,( +0.0));
1204	CHECK_DBL_SAME(trunc,( +42.25));
1205	CHECK_DBL_SAME(trunc,(+1234.60958634e+10));
1206	CHECK_DBL_SAME(trunc,(-1234.60958634e+10));
1207	CHECK_DBL_SAME(trunc,( -1234.499999e+10));
1208	CHECK_DBL_SAME(trunc,( -1234.499999e-10));
1209	CHECK_DBL_SAME(trunc,( -2.1984e-310)); /* subnormal */
1210	CHECK_DBL_SAME(trunc,(-INFINITY));
1211	CHECK_DBL_SAME(trunc,(+INFINITY));
1212	CHECK_DBL_SAME(trunc,(RTStrNanDouble(NULL, true)));
1213	CHECK_DBL_SAME(trunc,(RTStrNanDouble("s", false)));
1214
1215	CHECK_DBL(RT_NOCRT(truncf)( +0.0f), +0.0f);
1216	CHECK_DBL(RT_NOCRT(truncf)( -0.0f), -0.0f);
1217	CHECK_DBL(RT_NOCRT(truncf)( -42.0f), -42.0f);
1218	CHECK_DBL(RT_NOCRT(truncf)( -42.5f), -42.0f);
1219	CHECK_DBL(RT_NOCRT(truncf)( +42.5f), +42.0f);
1220	CHECK_DBL(RT_NOCRT(truncf)(-42.25f), -42.0f);
1221	CHECK_DBL(RT_NOCRT(truncf)(+42.25f), +42.0f);
1222	CHECK_DBL_SAME(truncf,( -0.0f));
1223	CHECK_DBL_SAME(truncf,( +0.0f));
1224	CHECK_DBL_SAME(truncf,( +42.25f));
1225	CHECK_DBL_SAME(truncf,(+1234.60958634e+10f));
1226	CHECK_DBL_SAME(truncf,(-1234.60958634e+10f));
1227	CHECK_DBL_SAME(truncf,( -1234.499999e+10f));
1228	CHECK_DBL_SAME(truncf,( -1234.499999e-10f));
1229	CHECK_DBL_SAME(truncf,( -2.1984e-40f)); /* subnormal */
1230	CHECK_DBL_SAME(truncf,(-INFINITY));
1231	CHECK_DBL_SAME(truncf,(+INFINITY));
1232	CHECK_DBL_SAME(truncf,(RTStrNanFloat(NULL, true)));
1233	CHECK_DBL_SAME(truncf,(RTStrNanFloat("s", false)));
1234	}
1235
1236
1237	void testRound()
1238	{
1239	RTTestSub(g_hTest, "round[f]");
1240	CHECK_DBL(RT_NOCRT(round)( +0.0), +0.0);
1241	CHECK_DBL(RT_NOCRT(round)( -0.0), -0.0);
1242	CHECK_DBL(RT_NOCRT(round)( -42.0), -42.0);
1243	CHECK_DBL(RT_NOCRT(round)( -42.5), -43.0);
1244	CHECK_DBL(RT_NOCRT(round)( +42.5), +43.0);
1245	CHECK_DBL(RT_NOCRT(round)(-42.25), -42.0);
1246	CHECK_DBL(RT_NOCRT(round)(+42.25), +42.0);
1247	CHECK_DBL_SAME(round,( -0.0));
1248	CHECK_DBL_SAME(round,( +0.0));
1249	CHECK_DBL_SAME(round,( +42.25));
1250	CHECK_DBL_SAME(round,(+1234.60958634e+10));
1251	CHECK_DBL_SAME(round,(-1234.60958634e+10));
1252	CHECK_DBL_SAME(round,( -1234.499999e+10));
1253	CHECK_DBL_SAME(round,( -1234.499999e-10));
1254	CHECK_DBL_SAME(round,( -2.1984e-310)); /* subnormal */
1255	CHECK_DBL_SAME(round,(-INFINITY));
1256	CHECK_DBL_SAME(round,(+INFINITY));
1257	CHECK_DBL_SAME(round,(RTStrNanDouble(NULL, true)));
1258	CHECK_DBL_SAME(round,(RTStrNanDouble("s", false)));
1259
1260	CHECK_DBL(RT_NOCRT(roundf)( +0.0f), +0.0f);
1261	CHECK_DBL(RT_NOCRT(roundf)( -0.0f), -0.0f);
1262	CHECK_DBL(RT_NOCRT(roundf)( -42.0f), -42.0f);
1263	CHECK_DBL(RT_NOCRT(roundf)( -42.5f), -43.0f);
1264	CHECK_DBL(RT_NOCRT(roundf)( +42.5f), +43.0f);
1265	CHECK_DBL(RT_NOCRT(roundf)(-42.25f), -42.0f);
1266	CHECK_DBL(RT_NOCRT(roundf)(+42.25f), +42.0f);
1267	CHECK_DBL_SAME(roundf,( -0.0f));
1268	CHECK_DBL_SAME(roundf,( +0.0f));
1269	CHECK_DBL_SAME(roundf,( +42.25f));
1270	CHECK_DBL_SAME(roundf,(+1234.60958634e+10f));
1271	CHECK_DBL_SAME(roundf,(-1234.60958634e+10f));
1272	CHECK_DBL_SAME(roundf,( -1234.499999e+10f));
1273	CHECK_DBL_SAME(roundf,( -1234.499999e-10f));
1274	CHECK_DBL_SAME(roundf,( -2.1984e-40f)); /* subnormal */
1275	CHECK_DBL_SAME(roundf,(-INFINITY));
1276	CHECK_DBL_SAME(roundf,(+INFINITY));
1277	CHECK_DBL_SAME(roundf,(RTStrNanFloat(NULL, true)));
1278	CHECK_DBL_SAME(roundf,(RTStrNanFloat("s", false)));
1279	}
1280
1281
1282	void testRInt()
1283	{
1284	RTTestSub(g_hTest, "rint[f]");
1285
1286	/*
1287	* Round nearest.
1288	*/
1289	#if defined(RT_ARCH_AMD64) \|\| defined(RT_ARCH_X86)
1290	AssertCompile(RT_NOCRT_FE_TONEAREST == X86_FCW_RC_NEAREST);
1291	AssertCompile(RT_NOCRT_FE_DOWNWARD == X86_FCW_RC_DOWN);
1292	AssertCompile(RT_NOCRT_FE_UPWARD == X86_FCW_RC_UP);
1293	AssertCompile(RT_NOCRT_FE_TOWARDZERO == X86_FCW_RC_ZERO);
1294	AssertCompile(RT_NOCRT_FE_ROUND_MASK == X86_FCW_RC_MASK);
1295	#endif
1296	int const iSavedMode = RT_NOCRT(fegetround)();
1297	if (iSavedMode != FE_TONEAREST)
1298	RTTestFailed(g_hTest, "expected FE_TONEAREST as default rounding mode, not %#x (%d)", iSavedMode, iSavedMode);
1299	RT_NOCRT(fesetround)(FE_TONEAREST);
1300
1301	CHECK_DBL(RT_NOCRT(rint)( +0.0), +0.0);
1302	CHECK_DBL(RT_NOCRT(rint)( -0.0), -0.0);
1303	CHECK_DBL(RT_NOCRT(rint)( -42.0), -42.0);
1304	CHECK_DBL(RT_NOCRT(rint)( -42.5), -42.0);
1305	CHECK_DBL(RT_NOCRT(rint)( +42.5), +42.0);
1306	CHECK_DBL(RT_NOCRT(rint)( -43.5), -44.0);
1307	CHECK_DBL(RT_NOCRT(rint)( +43.5), +44.0);
1308	CHECK_DBL(RT_NOCRT(rint)(-42.25), -42.0);
1309	CHECK_DBL(RT_NOCRT(rint)(+42.25), +42.0);
1310	CHECK_DBL(RT_NOCRT(rint)(-42.75), -43.0);
1311	CHECK_DBL(RT_NOCRT(rint)(+42.75), +43.0);
1312	CHECK_DBL_SAME(rint,( -0.0));
1313	CHECK_DBL_SAME(rint,( +0.0));
1314	CHECK_DBL_SAME(rint,( +42.25));
1315	CHECK_DBL_SAME(rint,( +42.50));
1316	CHECK_DBL_SAME(rint,( +42.75));
1317	CHECK_DBL_SAME(rint,( -42.25));
1318	CHECK_DBL_SAME(rint,( -42.50));
1319	CHECK_DBL_SAME(rint,( -42.75));
1320	CHECK_DBL_SAME(rint,(+1234.60958634e+10));
1321	CHECK_DBL_SAME(rint,(-1234.60958634e+10));
1322	CHECK_DBL_SAME(rint,( -1234.499999e+10));
1323	CHECK_DBL_SAME(rint,( -1234.499999e-10));
1324	CHECK_DBL_SAME(rint,( -2.1984e-310)); /* subnormal */
1325	CHECK_DBL_SAME(rint,(-INFINITY));
1326	CHECK_DBL_SAME(rint,(+INFINITY));
1327	CHECK_DBL_SAME(rint,(RTStrNanDouble(NULL, true)));
1328	CHECK_DBL_SAME(rint,(RTStrNanDouble("s", false)));
1329
1330	CHECK_DBL(RT_NOCRT(rintf)( +0.0f), +0.0f);
1331	CHECK_DBL(RT_NOCRT(rintf)( -0.0f), -0.0f);
1332	CHECK_DBL(RT_NOCRT(rintf)( -42.0f), -42.0f);
1333	CHECK_DBL(RT_NOCRT(rintf)( -42.5f), -42.0f);
1334	CHECK_DBL(RT_NOCRT(rintf)( +42.5f), +42.0f);
1335	CHECK_DBL(RT_NOCRT(rintf)( -43.5f), -44.0f);
1336	CHECK_DBL(RT_NOCRT(rintf)( +43.5f), +44.0f);
1337	CHECK_DBL(RT_NOCRT(rintf)(-42.25f), -42.0f);
1338	CHECK_DBL(RT_NOCRT(rintf)(+42.25f), +42.0f);
1339	CHECK_DBL_SAME(rintf,( -0.0f));
1340	CHECK_DBL_SAME(rintf,( +0.0f));
1341	CHECK_DBL_SAME(rintf,( +42.25f));
1342	CHECK_DBL_SAME(rintf,( +42.50f));
1343	CHECK_DBL_SAME(rintf,( +42.75f));
1344	CHECK_DBL_SAME(rintf,( -42.25f));
1345	CHECK_DBL_SAME(rintf,( -42.50f));
1346	CHECK_DBL_SAME(rintf,( -42.75f));
1347	CHECK_DBL_SAME(rintf,(+1234.60958634e+10f));
1348	CHECK_DBL_SAME(rintf,(-1234.60958634e+10f));
1349	CHECK_DBL_SAME(rintf,( -1234.499999e+10f));
1350	CHECK_DBL_SAME(rintf,( -1234.499999e-10f));
1351	CHECK_DBL_SAME(rintf,( -2.1984e-40f)); /* subnormal */
1352	CHECK_DBL_SAME(rintf,(-INFINITY));
1353	CHECK_DBL_SAME(rintf,(+INFINITY));
1354	CHECK_DBL_SAME(rintf,(RTStrNanFloat(NULL, true)));
1355	CHECK_DBL_SAME(rintf,(RTStrNanFloat("s", false)));
1356
1357	/*
1358	* Round UP.
1359	*/
1360	RT_NOCRT(fesetround)(FE_UPWARD);
1361
1362	CHECK_DBL(RT_NOCRT(rint)( +0.0), +0.0);
1363	CHECK_DBL(RT_NOCRT(rint)( -0.0), -0.0);
1364	CHECK_DBL(RT_NOCRT(rint)( -42.0), -42.0);
1365	CHECK_DBL(RT_NOCRT(rint)( -42.5), -42.0);
1366	CHECK_DBL(RT_NOCRT(rint)( +42.5), +43.0);
1367	CHECK_DBL(RT_NOCRT(rint)( -43.5), -43.0);
1368	CHECK_DBL(RT_NOCRT(rint)( +43.5), +44.0);
1369	CHECK_DBL(RT_NOCRT(rint)(-42.25), -42.0);
1370	CHECK_DBL(RT_NOCRT(rint)(+42.25), +43.0);
1371	CHECK_DBL(RT_NOCRT(rint)(-42.75), -42.0);
1372	CHECK_DBL(RT_NOCRT(rint)(+42.75), +43.0);
1373	CHECK_DBL_SAME(rint,( -0.0));
1374	CHECK_DBL_SAME(rint,( +0.0));
1375	CHECK_DBL_SAME(rint,( +42.25));
1376	CHECK_DBL_SAME(rint,( +42.50));
1377	CHECK_DBL_SAME(rint,( +42.75));
1378	CHECK_DBL_SAME(rint,( -42.25));
1379	CHECK_DBL_SAME(rint,( -42.50));
1380	CHECK_DBL_SAME(rint,( -42.75));
1381	CHECK_DBL_SAME(rint,(+1234.60958634e+10));
1382	CHECK_DBL_SAME(rint,(-1234.60958634e+10));
1383	CHECK_DBL_SAME(rint,( -1234.499999e+10));
1384	CHECK_DBL_SAME(rint,( -1234.499999e-10));
1385	CHECK_DBL_SAME(rint,( -2.1984e-310)); /* subnormal */
1386	CHECK_DBL_SAME(rint,(-INFINITY));
1387	CHECK_DBL_SAME(rint,(+INFINITY));
1388	CHECK_DBL_SAME(rint,(RTStrNanDouble(NULL, true)));
1389	CHECK_DBL_SAME(rint,(RTStrNanDouble("s", false)));
1390
1391	CHECK_DBL(RT_NOCRT(rintf)( +0.0f), +0.0f);
1392	CHECK_DBL(RT_NOCRT(rintf)( -0.0f), -0.0f);
1393	CHECK_DBL(RT_NOCRT(rintf)( -42.0f), -42.0f);
1394	CHECK_DBL(RT_NOCRT(rintf)( -42.5f), -42.0f);
1395	CHECK_DBL(RT_NOCRT(rintf)( +42.5f), +43.0f);
1396	CHECK_DBL(RT_NOCRT(rintf)( -43.5f), -43.0f);
1397	CHECK_DBL(RT_NOCRT(rintf)( +43.5f), +44.0f);
1398	CHECK_DBL(RT_NOCRT(rintf)(-42.25f), -42.0f);
1399	CHECK_DBL(RT_NOCRT(rintf)(+42.25f), +43.0f);
1400	CHECK_DBL_SAME(rintf,( -0.0f));
1401	CHECK_DBL_SAME(rintf,( +0.0f));
1402	CHECK_DBL_SAME(rintf,( +42.25f));
1403	CHECK_DBL_SAME(rintf,( +42.50f));
1404	CHECK_DBL_SAME(rintf,( +42.75f));
1405	CHECK_DBL_SAME(rintf,( -42.25f));
1406	CHECK_DBL_SAME(rintf,( -42.50f));
1407	CHECK_DBL_SAME(rintf,( -42.75f));
1408	CHECK_DBL_SAME(rintf,(+1234.60958634e+10f));
1409	CHECK_DBL_SAME(rintf,(-1234.60958634e+10f));
1410	CHECK_DBL_SAME(rintf,( -1234.499999e+10f));
1411	CHECK_DBL_SAME(rintf,( -1234.499999e-10f));
1412	CHECK_DBL_SAME(rintf,( -2.1984e-40f)); /* subnormal */
1413	CHECK_DBL_SAME(rintf,(-INFINITY));
1414	CHECK_DBL_SAME(rintf,(+INFINITY));
1415	CHECK_DBL_SAME(rintf,(RTStrNanFloat(NULL, true)));
1416	CHECK_DBL_SAME(rintf,(RTStrNanFloat("s", false)));
1417
1418	/*
1419	* Round DOWN.
1420	*/
1421	RT_NOCRT(fesetround)(FE_DOWNWARD);
1422
1423	CHECK_DBL(RT_NOCRT(rint)( +0.0), +0.0);
1424	CHECK_DBL(RT_NOCRT(rint)( -0.0), -0.0);
1425	CHECK_DBL(RT_NOCRT(rint)( -42.0), -42.0);
1426	CHECK_DBL(RT_NOCRT(rint)( -42.5), -43.0);
1427	CHECK_DBL(RT_NOCRT(rint)( +42.5), +42.0);
1428	CHECK_DBL(RT_NOCRT(rint)( -43.5), -44.0);
1429	CHECK_DBL(RT_NOCRT(rint)( +43.5), +43.0);
1430	CHECK_DBL(RT_NOCRT(rint)(-42.25), -43.0);
1431	CHECK_DBL(RT_NOCRT(rint)(+42.25), +42.0);
1432	CHECK_DBL(RT_NOCRT(rint)(-42.75), -43.0);
1433	CHECK_DBL(RT_NOCRT(rint)(+42.75), +42.0);
1434	CHECK_DBL_SAME(rint,( -0.0));
1435	CHECK_DBL_SAME(rint,( +0.0));
1436	CHECK_DBL_SAME(rint,( +42.25));
1437	CHECK_DBL_SAME(rint,( +42.50));
1438	CHECK_DBL_SAME(rint,( +42.75));
1439	CHECK_DBL_SAME(rint,( -42.25));
1440	CHECK_DBL_SAME(rint,( -42.50));
1441	CHECK_DBL_SAME(rint,( -42.75));
1442	CHECK_DBL_SAME(rint,(+1234.60958634e+10));
1443	CHECK_DBL_SAME(rint,(-1234.60958634e+10));
1444	CHECK_DBL_SAME(rint,( -1234.499999e+10));
1445	CHECK_DBL_SAME(rint,( -1234.499999e-10));
1446	CHECK_DBL_SAME(rint,( -2.1984e-310)); /* subnormal */
1447	CHECK_DBL_SAME(rint,(-INFINITY));
1448	CHECK_DBL_SAME(rint,(+INFINITY));
1449	CHECK_DBL_SAME(rint,(RTStrNanDouble(NULL, true)));
1450	CHECK_DBL_SAME(rint,(RTStrNanDouble("s", false)));
1451
1452	CHECK_DBL(RT_NOCRT(rintf)( +0.0f), +0.0f);
1453	CHECK_DBL(RT_NOCRT(rintf)( -0.0f), -0.0f);
1454	CHECK_DBL(RT_NOCRT(rintf)( -42.0f), -42.0f);
1455	CHECK_DBL(RT_NOCRT(rintf)( -42.5f), -43.0f);
1456	CHECK_DBL(RT_NOCRT(rintf)( +42.5f), +42.0f);
1457	CHECK_DBL(RT_NOCRT(rintf)( -43.5f), -44.0f);
1458	CHECK_DBL(RT_NOCRT(rintf)( +43.5f), +43.0f);
1459	CHECK_DBL(RT_NOCRT(rintf)(-42.25f), -43.0f);
1460	CHECK_DBL(RT_NOCRT(rintf)(+42.25f), +42.0f);
1461	CHECK_DBL_SAME(rintf,( -0.0f));
1462	CHECK_DBL_SAME(rintf,( +0.0f));
1463	CHECK_DBL_SAME(rintf,( +42.25f));
1464	CHECK_DBL_SAME(rintf,( +42.50f));
1465	CHECK_DBL_SAME(rintf,( +42.75f));
1466	CHECK_DBL_SAME(rintf,( -42.25f));
1467	CHECK_DBL_SAME(rintf,( -42.50f));
1468	CHECK_DBL_SAME(rintf,( -42.75f));
1469	CHECK_DBL_SAME(rintf,(+1234.60958634e+10f));
1470	CHECK_DBL_SAME(rintf,(-1234.60958634e+10f));
1471	CHECK_DBL_SAME(rintf,( -1234.499999e+10f));
1472	CHECK_DBL_SAME(rintf,( -1234.499999e-10f));
1473	CHECK_DBL_SAME(rintf,( -2.1984e-40f)); /* subnormal */
1474	CHECK_DBL_SAME(rintf,(-INFINITY));
1475	CHECK_DBL_SAME(rintf,(+INFINITY));
1476	CHECK_DBL_SAME(rintf,(RTStrNanFloat(NULL, true)));
1477	CHECK_DBL_SAME(rintf,(RTStrNanFloat("s", false)));
1478
1479	/*
1480	* Round towards ZERO.
1481	*/
1482	RT_NOCRT(fesetround)(FE_TOWARDZERO);
1483
1484	CHECK_DBL(RT_NOCRT(rint)( +0.0), +0.0);
1485	CHECK_DBL(RT_NOCRT(rint)( -0.0), -0.0);
1486	CHECK_DBL(RT_NOCRT(rint)( -42.0), -42.0);
1487	CHECK_DBL(RT_NOCRT(rint)( -42.5), -42.0);
1488	CHECK_DBL(RT_NOCRT(rint)( +42.5), +42.0);
1489	CHECK_DBL(RT_NOCRT(rint)( -43.5), -43.0);
1490	CHECK_DBL(RT_NOCRT(rint)( +43.5), +43.0);
1491	CHECK_DBL(RT_NOCRT(rint)(-42.25), -42.0);
1492	CHECK_DBL(RT_NOCRT(rint)(+42.25), +42.0);
1493	CHECK_DBL(RT_NOCRT(rint)(-42.75), -42.0);
1494	CHECK_DBL(RT_NOCRT(rint)(+42.75), +42.0);
1495	CHECK_DBL_SAME(rint,( -0.0));
1496	CHECK_DBL_SAME(rint,( +0.0));
1497	CHECK_DBL_SAME(rint,( +42.25));
1498	CHECK_DBL_SAME(rint,( +42.50));
1499	CHECK_DBL_SAME(rint,( +42.75));
1500	CHECK_DBL_SAME(rint,( -42.25));
1501	CHECK_DBL_SAME(rint,( -42.50));
1502	CHECK_DBL_SAME(rint,( -42.75));
1503	CHECK_DBL_SAME(rint,(+1234.60958634e+10));
1504	CHECK_DBL_SAME(rint,(-1234.60958634e+10));
1505	CHECK_DBL_SAME(rint,( -1234.499999e+10));
1506	CHECK_DBL_SAME(rint,( -1234.499999e-10));
1507	CHECK_DBL_SAME(rint,( -2.1984e-310)); /* subnormal */
1508	CHECK_DBL_SAME(rint,(-INFINITY));
1509	CHECK_DBL_SAME(rint,(+INFINITY));
1510	CHECK_DBL_SAME(rint,(RTStrNanDouble(NULL, true)));
1511	CHECK_DBL_SAME(rint,(RTStrNanDouble("s", false)));
1512
1513	CHECK_DBL(RT_NOCRT(rintf)( +0.0f), +0.0f);
1514	CHECK_DBL(RT_NOCRT(rintf)( -0.0f), -0.0f);
1515	CHECK_DBL(RT_NOCRT(rintf)( -42.0f), -42.0f);
1516	CHECK_DBL(RT_NOCRT(rintf)( -42.5f), -42.0f);
1517	CHECK_DBL(RT_NOCRT(rintf)( +42.5f), +42.0f);
1518	CHECK_DBL(RT_NOCRT(rintf)( -43.5f), -43.0f);
1519	CHECK_DBL(RT_NOCRT(rintf)( +43.5f), +43.0f);
1520	CHECK_DBL(RT_NOCRT(rintf)(-42.25f), -42.0f);
1521	CHECK_DBL(RT_NOCRT(rintf)(+42.25f), +42.0f);
1522	CHECK_DBL_SAME(rintf,( -0.0f));
1523	CHECK_DBL_SAME(rintf,( +0.0f));
1524	CHECK_DBL_SAME(rintf,( +42.25f));
1525	CHECK_DBL_SAME(rintf,( +42.50f));
1526	CHECK_DBL_SAME(rintf,( +42.75f));
1527	CHECK_DBL_SAME(rintf,( -42.25f));
1528	CHECK_DBL_SAME(rintf,( -42.50f));
1529	CHECK_DBL_SAME(rintf,( -42.75f));
1530	CHECK_DBL_SAME(rintf,(+1234.60958634e+10f));
1531	CHECK_DBL_SAME(rintf,(-1234.60958634e+10f));
1532	CHECK_DBL_SAME(rintf,( -1234.499999e+10f));
1533	CHECK_DBL_SAME(rintf,( -1234.499999e-10f));
1534	CHECK_DBL_SAME(rintf,( -2.1984e-40f)); /* subnormal */
1535	CHECK_DBL_SAME(rintf,(-INFINITY));
1536	CHECK_DBL_SAME(rintf,(+INFINITY));
1537	CHECK_DBL_SAME(rintf,(RTStrNanFloat(NULL, true)));
1538	CHECK_DBL_SAME(rintf,(RTStrNanFloat("s", false)));
1539
1540	RT_NOCRT(fesetround)(iSavedMode);
1541	}
1542
1543
1544	void testLRound()
1545	{
1546	RTTestSub(g_hTest, "lround[f]");
1547	CHECK_LONG(RT_NOCRT(lround)( +0.0), 0);
1548	CHECK_LONG(RT_NOCRT(lround)( -0.0), 0);
1549	CHECK_LONG(RT_NOCRT(lround)( -42.0), -42);
1550	CHECK_LONG(RT_NOCRT(lround)( -42.5), -43);
1551	CHECK_LONG(RT_NOCRT(lround)( +42.5), +43);
1552	CHECK_LONG(RT_NOCRT(lround)( -42.25), -42);
1553	CHECK_LONG(RT_NOCRT(lround)( +42.25), +42);
1554	CHECK_LONG(RT_NOCRT(lround)(+1234.60958634e+20), LONG_MAX);
1555	CHECK_LONG(RT_NOCRT(lround)(-1234.60958634e+20), LONG_MIN);
1556	CHECK_LONG(RT_NOCRT(lround)( -1234.499999e+20), LONG_MIN);
1557	CHECK_LONG(RT_NOCRT(lround)( -1234.499999e-10), 0);
1558	CHECK_LONG(RT_NOCRT(lround)( -2.1984e-310), 0); /* subnormal */
1559	CHECK_LONG(RT_NOCRT(lround)(-INFINITY), LONG_MIN);
1560	CHECK_LONG(RT_NOCRT(lround)(+INFINITY), LONG_MAX);
1561	CHECK_LONG(RT_NOCRT(lround)(RTStrNanDouble(NULL, true)), LONG_MAX);
1562	CHECK_LONG(RT_NOCRT(lround)(RTStrNanDouble("s", false)), LONG_MAX);
1563	CHECK_LONG_SAME(lround,( -0.0));
1564	CHECK_LONG_SAME(lround,( +0.0));
1565	CHECK_LONG_SAME(lround,( +42.25));
1566	CHECK_LONG_SAME(lround,( +42.25e+6));
1567	CHECK_LONG_SAME(lround,( -42.25e+6));
1568	CHECK_LONG_SAME(lround,( -1234.499999e-10));
1569	CHECK_LONG_SAME(lround,( -2.1984e-310)); /* subnormal */
1570	#if 0 /* unspecified, we test our expected behavior above */
1571	CHECK_LONG_SAME(lround,(+1234.60958634e+20));
1572	CHECK_LONG_SAME(lround,(-1234.60958634e+20));
1573	CHECK_LONG_SAME(lround,( -1234.499999e+20));
1574	CHECK_LONG_SAME(lround,(-INFINITY));
1575	CHECK_LONG_SAME(lround,(+INFINITY));
1576	CHECK_LONG_SAME(lround,(RTStrNanDouble(NULL, true)));
1577	CHECK_LONG_SAME(lround,(RTStrNanDouble("s", false)));
1578	#endif
1579
1580	CHECK_LONG(RT_NOCRT(lroundf)( +0.0f), 0);
1581	CHECK_LONG(RT_NOCRT(lroundf)( -0.0f), 0);
1582	CHECK_LONG(RT_NOCRT(lroundf)( -42.0f), -42);
1583	CHECK_LONG(RT_NOCRT(lroundf)( -42.5f), -43);
1584	CHECK_LONG(RT_NOCRT(lroundf)( +42.5f), +43);
1585	CHECK_LONG(RT_NOCRT(lroundf)( -42.25f), -42);
1586	CHECK_LONG(RT_NOCRT(lroundf)( +42.25f), +42);
1587	CHECK_LONG(RT_NOCRT(lroundf)(+1234.60958634e+20f), LONG_MAX);
1588	CHECK_LONG(RT_NOCRT(lroundf)(-1234.60958634e+20f), LONG_MIN);
1589	CHECK_LONG(RT_NOCRT(lroundf)( -1234.499999e+20f), LONG_MIN);
1590	CHECK_LONG(RT_NOCRT(lroundf)( -1234.499999e-10f), 0);
1591	CHECK_LONG(RT_NOCRT(lroundf)( -2.1984e-40f), 0); /* subnormal */
1592	CHECK_LONG(RT_NOCRT(lroundf)(-INFINITY), LONG_MIN);
1593	CHECK_LONG(RT_NOCRT(lroundf)(+INFINITY), LONG_MAX);
1594	CHECK_LONG(RT_NOCRT(lroundf)(RTStrNanFloat(NULL, true)), LONG_MAX);
1595	CHECK_LONG(RT_NOCRT(lroundf)(RTStrNanFloat("s", false)), LONG_MAX);
1596	CHECK_LONG_SAME(lroundf,( -0.0f));
1597	CHECK_LONG_SAME(lroundf,( +0.0f));
1598	CHECK_LONG_SAME(lroundf,( +42.25f));
1599	CHECK_LONG_SAME(lroundf,( +42.25e+6f));
1600	CHECK_LONG_SAME(lroundf,( -42.25e+6f));
1601	CHECK_LONG_SAME(lroundf,( -1234.499999e-10f));
1602	CHECK_LONG_SAME(lroundf,( -2.1984e-40f)); /* subnormal */
1603	#if 0 /* unspecified, we test our expected behavior above */
1604	CHECK_LONG_SAME(lroundf,(+1234.60958634e+20f));
1605	CHECK_LONG_SAME(lroundf,(-1234.60958634e+20f));
1606	CHECK_LONG_SAME(lroundf,( -1234.499999e+20f));
1607	CHECK_LONG_SAME(lroundf,(-INFINITY));
1608	CHECK_LONG_SAME(lroundf,(+INFINITY));
1609	CHECK_LONG_SAME(lroundf,(RTStrNanFloat(NULL, true)));
1610	CHECK_LONG_SAME(lroundf,(RTStrNanFloat("s", false)));
1611	#endif
1612	}
1613
1614
1615	void testLLRound()
1616	{
1617	RTTestSub(g_hTest, "llround[f]");
1618	CHECK_LLONG(RT_NOCRT(llround)( +0.0), 0);
1619	CHECK_LLONG(RT_NOCRT(llround)( -0.0), 0);
1620	CHECK_LLONG(RT_NOCRT(llround)( -42.0), -42);
1621	CHECK_LLONG(RT_NOCRT(llround)( -42.5), -43);
1622	CHECK_LLONG(RT_NOCRT(llround)( +42.5), +43);
1623	CHECK_LLONG(RT_NOCRT(llround)(-42.25), -42);
1624	CHECK_LLONG(RT_NOCRT(llround)(+42.25), +42);
1625	CHECK_LLONG(RT_NOCRT(llround)(+42.25e4), +422500);
1626	CHECK_LLONG(RT_NOCRT(llround)(+42.25e12), +42250000000000LL);
1627	CHECK_LLONG(RT_NOCRT(llround)(+1234.60958634e+20), LLONG_MAX);
1628	CHECK_LLONG(RT_NOCRT(llround)(-1234.60958634e+20), LLONG_MIN);
1629	CHECK_LLONG(RT_NOCRT(llround)( -1234.499999e+20), LLONG_MIN);
1630	CHECK_LLONG(RT_NOCRT(llround)( -1234.499999e-10), 0);
1631	CHECK_LLONG(RT_NOCRT(llround)( -2.1984e-310), 0); /* subnormal */
1632	CHECK_LLONG(RT_NOCRT(llround)(-INFINITY), LLONG_MIN);
1633	CHECK_LLONG(RT_NOCRT(llround)(+INFINITY), LLONG_MAX);
1634	CHECK_LLONG(RT_NOCRT(llround)(RTStrNanDouble(NULL, true)), LLONG_MAX);
1635	CHECK_LLONG(RT_NOCRT(llround)(RTStrNanDouble("s", false)), LLONG_MAX);
1636	CHECK_LLONG_SAME(llround,( -0.0));
1637	CHECK_LLONG_SAME(llround,( +0.0));
1638	CHECK_LLONG_SAME(llround,( +42.25));
1639	CHECK_LLONG_SAME(llround,( +42.25e+6));
1640	CHECK_LLONG_SAME(llround,( -42.25e+6));
1641	CHECK_LLONG_SAME(llround,( -42.25e+12));
1642	CHECK_LLONG_SAME(llround,( +42.265785e+13));
1643	CHECK_LLONG_SAME(llround,( -1234.499999e-10));
1644	CHECK_LLONG_SAME(llround,( -2.1984e-310)); /* subnormal */
1645	#if 0 /* unspecified, we test our expected behavior above */
1646	CHECK_LLONG_SAME(llround,(+1234.60958634e+20));
1647	CHECK_LLONG_SAME(llround,(-1234.60958634e+20));
1648	CHECK_LLONG_SAME(llround,( -1234.499999e+20));
1649	CHECK_LLONG_SAME(llround,(-INFINITY));
1650	CHECK_LLONG_SAME(llround,(+INFINITY));
1651	CHECK_LLONG_SAME(llround,(RTStrNanDouble(NULL, true)));
1652	CHECK_LLONG_SAME(llround,(RTStrNanDouble("s", false)));
1653	#endif
1654
1655	CHECK_LLONG(RT_NOCRT(llroundf)( +0.0f), 0);
1656	CHECK_LLONG(RT_NOCRT(llroundf)( -0.0f), 0);
1657	CHECK_LLONG(RT_NOCRT(llroundf)( -42.0f), -42);
1658	CHECK_LLONG(RT_NOCRT(llroundf)( -42.5f), -43);
1659	CHECK_LLONG(RT_NOCRT(llroundf)( +42.5f), +43);
1660	CHECK_LLONG(RT_NOCRT(llroundf)(-42.25f), -42);
1661	CHECK_LLONG(RT_NOCRT(llroundf)(+42.25f), +42);
1662	CHECK_LLONG(RT_NOCRT(llroundf)(+42.25e4f), +422500);
1663	CHECK_LLONG(RT_NOCRT(llroundf)(+42.24e10f), +422400000000LL);
1664	CHECK_LLONG(RT_NOCRT(llroundf)(+1234.60958634e+20f), LLONG_MAX);
1665	CHECK_LLONG(RT_NOCRT(llroundf)(-1234.60958634e+20f), LLONG_MIN);
1666	CHECK_LLONG(RT_NOCRT(llroundf)( -1234.499999e+20f), LLONG_MIN);
1667	CHECK_LLONG(RT_NOCRT(llroundf)( -1234.499999e-10f), 0);
1668	CHECK_LLONG(RT_NOCRT(llroundf)( -2.1984e-40f), 0); /* subnormal */
1669	CHECK_LLONG(RT_NOCRT(llroundf)(-INFINITY), LLONG_MIN);
1670	CHECK_LLONG(RT_NOCRT(llroundf)(+INFINITY), LLONG_MAX);
1671	CHECK_LLONG(RT_NOCRT(llroundf)(RTStrNanFloat(NULL, true)), LLONG_MAX);
1672	CHECK_LLONG(RT_NOCRT(llroundf)(RTStrNanFloat("s", false)), LLONG_MAX);
1673	CHECK_LLONG_SAME(llroundf,( -0.0f));
1674	CHECK_LLONG_SAME(llroundf,( +0.0f));
1675	CHECK_LLONG_SAME(llroundf,( +42.25f));
1676	CHECK_LLONG_SAME(llroundf,( +42.25e+6f));
1677	CHECK_LLONG_SAME(llroundf,( -42.25e+6f));
1678	CHECK_LLONG_SAME(llroundf,( -42.25e+12f));
1679	CHECK_LLONG_SAME(llroundf,( +42.265785e+13f));
1680	CHECK_LLONG_SAME(llroundf,( -1234.499999e-10f));
1681	CHECK_LLONG_SAME(llroundf,( -2.1984e-40f)); /* subnormal */
1682	#if 0 /* unspecified, we test our expected behavior above */
1683	CHECK_LLONG_SAME(llroundf,(+1234.60958634e+20f));
1684	CHECK_LLONG_SAME(llroundf,(-1234.60958634e+20f));
1685	CHECK_LLONG_SAME(llroundf,( -1234.499999e+20f));
1686	CHECK_LLONG_SAME(llroundf,(-INFINITY));
1687	CHECK_LLONG_SAME(llroundf,(+INFINITY));
1688	CHECK_LLONG_SAME(llroundf,(RTStrNanFloat(NULL, true)));
1689	CHECK_LLONG_SAME(llroundf,(RTStrNanFloat("s", false)));
1690	#endif
1691
1692	#if 0
1693	CHECK_LLONG(RT_NOCRT(llroundl)( +0.0L), 0);
1694	CHECK_LLONG(RT_NOCRT(llroundl)( -0.0L), 0);
1695	CHECK_LLONG(RT_NOCRT(llroundl)( -42.0L), -42);
1696	CHECK_LLONG(RT_NOCRT(llroundl)( -42.5L), -43);
1697	CHECK_LLONG(RT_NOCRT(llroundl)( +42.5L), +43);
1698	CHECK_LLONG(RT_NOCRT(llroundl)(-42.25L), -42);
1699	CHECK_LLONG(RT_NOCRT(llroundl)(+42.25L), +42);
1700	CHECK_LLONG(RT_NOCRT(llroundl)(+42.25e4L), +422500);
1701	CHECK_LLONG(RT_NOCRT(llroundl)(+42.24e12L), +42240000000000LL);
1702	CHECK_LLONG(RT_NOCRT(llroundl)(+1234.60958634e+20L), LLONG_MAX);
1703	CHECK_LLONG(RT_NOCRT(llroundl)(-1234.60958634e+20L), LLONG_MIN);
1704	CHECK_LLONG(RT_NOCRT(llroundl)( -1234.499999e+20L), LLONG_MIN);
1705	CHECK_LLONG(RT_NOCRT(llroundl)( -1234.499999e-10L), 0);
1706	#ifdef RT_COMPILER_WITH_64BIT_LONG_DOUBLE
1707	CHECK_LLONG(RT_NOCRT(llroundl)( -2.1984e-310L), 0); /* subnormal */
1708	#else
1709	CHECK_LLONG(RT_NOCRT(llroundl)( -2.1984e-4935L), 0); /* subnormal */
1710	#endif
1711	CHECK_LLONG(RT_NOCRT(llroundl)(-INFINITY), LLONG_MIN);
1712	CHECK_LLONG(RT_NOCRT(llroundl)(+INFINITY), LLONG_MAX);
1713	CHECK_LLONG(RT_NOCRT(llroundl)(RTStrNanLongDouble(NULL, true)), LLONG_MAX);
1714	CHECK_LLONG(RT_NOCRT(llroundl)(RTStrNanLongDouble("s", false)), LLONG_MAX);
1715	CHECK_LLONG_SAME(llroundl,( -0.0));
1716	CHECK_LLONG_SAME(llroundl,( +0.0));
1717	CHECK_LLONG_SAME(llroundl,( +42.25));
1718	CHECK_LLONG_SAME(llroundl,( +42.25e+6));
1719	CHECK_LLONG_SAME(llroundl,( -42.25e+6));
1720	CHECK_LLONG_SAME(llroundl,( -42.25e+12));
1721	CHECK_LLONG_SAME(llroundl,( +42.265785e+13));
1722	CHECK_LLONG_SAME(llroundl,( -1234.499999e-10L));
1723	# ifdef RT_COMPILER_WITH_64BIT_LONG_DOUBLE
1724	CHECK_LLONG_SAME(llroundl,( -2.1984e-310L)); /* subnormal */
1725	# else
1726	CHECK_LLONG_SAME(llroundl,( -2.1984e-4935L)); /* subnormal */
1727	# endif
1728	#if 0 /* unspecified, we test our expected behavior above */
1729	CHECK_LLONG_SAME(llroundl,(+1234.60958634e+20L));
1730	CHECK_LLONG_SAME(llroundl,(-1234.60958634e+20L));
1731	CHECK_LLONG_SAME(llroundl,( -1234.499999e+20L));
1732	CHECK_LLONG_SAME(llroundl,(-INFINITY));
1733	CHECK_LLONG_SAME(llroundl,(+INFINITY));
1734	CHECK_LLONG_SAME(llroundl,(RTStrNanLongDouble(NULL, true)));
1735	CHECK_LLONG_SAME(llroundl,(RTStrNanLongDouble("s", false)));
1736	#endif
1737	#endif
1738	}
1739
1740
1741	void testLRInt()
1742	{
1743	RTTestSub(g_hTest, "lrint[f]");
1744
1745	/*
1746	* Round nearest.
1747	*/
1748	int const iSavedMode = RT_NOCRT(fegetround)();
1749	if (iSavedMode != FE_TONEAREST)
1750	RTTestFailed(g_hTest, "expected FE_TONEAREST as default rounding mode, not %#x (%d)", iSavedMode, iSavedMode);
1751	RT_NOCRT(fesetround)(FE_TONEAREST);
1752
1753	CHECK_LONG(RT_NOCRT(lrint)( +0.0), 0);
1754	CHECK_LONG(RT_NOCRT(lrint)( -0.0), 0);
1755	CHECK_LONG(RT_NOCRT(lrint)( -42.0), -42);
1756	CHECK_LONG(RT_NOCRT(lrint)( -42.5), -42);
1757	CHECK_LONG(RT_NOCRT(lrint)( +42.5), +42);
1758	CHECK_LONG(RT_NOCRT(lrint)( -43.5), -44);
1759	CHECK_LONG(RT_NOCRT(lrint)( +43.5), +44);
1760	CHECK_LONG(RT_NOCRT(lrint)( -42.25), -42);
1761	CHECK_LONG(RT_NOCRT(lrint)( +42.25), +42);
1762	CHECK_LONG(RT_NOCRT(lrint)( -42.75), -43);
1763	CHECK_LONG(RT_NOCRT(lrint)( +42.75), +43);
1764	CHECK_LONG(RT_NOCRT(lrint)(+1234.60958634e+20), LONG_MIN);
1765	CHECK_LONG(RT_NOCRT(lrint)(-1234.60958634e+20), LONG_MIN);
1766	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e+20), LONG_MIN);
1767	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e-10), 0);
1768	CHECK_LONG(RT_NOCRT(lrint)( -2.1984e-310), 0); /* subnormal */
1769	CHECK_LONG(RT_NOCRT(lrint)(-INFINITY), LONG_MIN);
1770	CHECK_LONG(RT_NOCRT(lrint)(+INFINITY), LONG_MIN);
1771	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble(NULL, true)), LONG_MIN);
1772	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble("s", false)), LONG_MIN);
1773	CHECK_LONG_SAME(lrint,( -0.0));
1774	CHECK_LONG_SAME(lrint,( +0.0));
1775	CHECK_LONG_SAME(lrint,( +42.25));
1776	CHECK_LONG_SAME(lrint,( -42.25));
1777	CHECK_LONG_SAME(lrint,( +42.75));
1778	CHECK_LONG_SAME(lrint,( -42.75));
1779	CHECK_LONG_SAME(lrint,( +22.5));
1780	CHECK_LONG_SAME(lrint,( -22.5));
1781	CHECK_LONG_SAME(lrint,( +23.5));
1782	CHECK_LONG_SAME(lrint,( -23.5));
1783	CHECK_LONG_SAME(lrint,( +42.25e+6));
1784	CHECK_LONG_SAME(lrint,( -42.25e+6));
1785	CHECK_LONG_SAME(lrint,( -1234.499999e-10));
1786	CHECK_LONG_SAME(lrint,( -2.1984e-310)); /* subnormal */
1787	#if 0 /* Undefined, we disagree with UCRT on windows. */
1788	CHECK_LONG_SAME(lrint,(+1234.60958634e+20));
1789	CHECK_LONG_SAME(lrint,(-1234.60958634e+20));
1790	CHECK_LONG_SAME(lrint,( -1234.499999e+20));
1791	CHECK_LONG_SAME(lrint,(-INFINITY));
1792	CHECK_LONG_SAME(lrint,(+INFINITY));
1793	CHECK_LONG_SAME(lrint,(RTStrNanDouble(NULL, true)));
1794	CHECK_LONG_SAME(lrint,(RTStrNanDouble("s", false)));
1795	#endif
1796
1797	CHECK_LONG(RT_NOCRT(lrintf)( +0.0f), 0);
1798	CHECK_LONG(RT_NOCRT(lrintf)( -0.0f), 0);
1799	CHECK_LONG(RT_NOCRT(lrintf)( -42.0f), -42);
1800	CHECK_LONG(RT_NOCRT(lrintf)( -42.5f), -42);
1801	CHECK_LONG(RT_NOCRT(lrintf)( +42.5f), +42);
1802	CHECK_LONG(RT_NOCRT(lrintf)( -43.5f), -44);
1803	CHECK_LONG(RT_NOCRT(lrintf)( +43.5f), +44);
1804	CHECK_LONG(RT_NOCRT(lrintf)( -42.25f), -42);
1805	CHECK_LONG(RT_NOCRT(lrintf)( +42.25f), +42);
1806	CHECK_LONG(RT_NOCRT(lrintf)( -42.75f), -43);
1807	CHECK_LONG(RT_NOCRT(lrintf)( +42.75f), +43);
1808	CHECK_LONG(RT_NOCRT(lrintf)(+1234.60958634e+20f), LONG_MIN);
1809	CHECK_LONG(RT_NOCRT(lrintf)(-1234.60958634e+20f), LONG_MIN);
1810	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e+20f), LONG_MIN);
1811	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e-10f), 0);
1812	CHECK_LONG(RT_NOCRT(lrintf)( -2.1984e-40f), 0); /* subnormal */
1813	CHECK_LONG(RT_NOCRT(lrintf)(-INFINITY), LONG_MIN);
1814	CHECK_LONG(RT_NOCRT(lrintf)(+INFINITY), LONG_MIN);
1815	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble(NULL, true)), LONG_MIN);
1816	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble("s", false)), LONG_MIN);
1817	CHECK_LONG_SAME(lrintf,( -0.0f));
1818	CHECK_LONG_SAME(lrintf,( +0.0f));
1819	CHECK_LONG_SAME(lrintf,( +42.25f));
1820	CHECK_LONG_SAME(lrintf,( -42.25f));
1821	CHECK_LONG_SAME(lrintf,( +42.75f));
1822	CHECK_LONG_SAME(lrintf,( -42.75f));
1823	CHECK_LONG_SAME(lrintf,( +22.5f));
1824	CHECK_LONG_SAME(lrintf,( -22.5f));
1825	CHECK_LONG_SAME(lrintf,( +23.5f));
1826	CHECK_LONG_SAME(lrintf,( -23.5f));
1827	CHECK_LONG_SAME(lrintf,( +42.25e+6f));
1828	CHECK_LONG_SAME(lrintf,( -42.25e+6f));
1829	CHECK_LONG_SAME(lrintf,( -1234.499999e-10f));
1830	CHECK_LONG_SAME(lrintf,( -2.1984e-40f)); /* subnormal */
1831	#if 0 /* Undefined, we disagree with UCRT on windows. */
1832	CHECK_LONG_SAME(lrintf,(+1234.60958634e+20f));
1833	CHECK_LONG_SAME(lrintf,(-1234.60958634e+20f));
1834	CHECK_LONG_SAME(lrintf,( -1234.499999e+20f));
1835	CHECK_LONG_SAME(lrintf,(-INFINITY));
1836	CHECK_LONG_SAME(lrintf,(+INFINITY));
1837	CHECK_LONG_SAME(lrintf,(RTStrNanFloat(NULL, true)));
1838	CHECK_LONG_SAME(lrintf,(RTStrNanFloat("s", false)));
1839	#endif
1840
1841	/*
1842	* Round UP.
1843	*/
1844	RT_NOCRT(fesetround)(FE_UPWARD);
1845
1846	CHECK_LONG(RT_NOCRT(lrint)( +0.0), 0);
1847	CHECK_LONG(RT_NOCRT(lrint)( -0.0), 0);
1848	CHECK_LONG(RT_NOCRT(lrint)( -42.0), -42);
1849	CHECK_LONG(RT_NOCRT(lrint)( -42.5), -42);
1850	CHECK_LONG(RT_NOCRT(lrint)( +42.5), +43);
1851	CHECK_LONG(RT_NOCRT(lrint)( -43.5), -43);
1852	CHECK_LONG(RT_NOCRT(lrint)( +43.5), +44);
1853	CHECK_LONG(RT_NOCRT(lrint)( -42.25), -42);
1854	CHECK_LONG(RT_NOCRT(lrint)( +42.25), +43);
1855	CHECK_LONG(RT_NOCRT(lrint)( -42.75), -42);
1856	CHECK_LONG(RT_NOCRT(lrint)( +42.75), +43);
1857	CHECK_LONG(RT_NOCRT(lrint)(+1234.60958634e+20), LONG_MIN);
1858	CHECK_LONG(RT_NOCRT(lrint)(-1234.60958634e+20), LONG_MIN);
1859	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e+20), LONG_MIN);
1860	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e-10), 0);
1861	CHECK_LONG(RT_NOCRT(lrint)( -2.1984e-310), 0); /* subnormal */
1862	CHECK_LONG(RT_NOCRT(lrint)(-INFINITY), LONG_MIN);
1863	CHECK_LONG(RT_NOCRT(lrint)(+INFINITY), LONG_MIN);
1864	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble(NULL, true)), LONG_MIN);
1865	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble("s", false)), LONG_MIN);
1866	CHECK_LONG_SAME(lrint,( -0.0));
1867	CHECK_LONG_SAME(lrint,( +0.0));
1868	CHECK_LONG_SAME(lrint,( +42.25));
1869	CHECK_LONG_SAME(lrint,( -42.25));
1870	CHECK_LONG_SAME(lrint,( +42.75));
1871	CHECK_LONG_SAME(lrint,( -42.75));
1872	CHECK_LONG_SAME(lrint,( +22.5));
1873	CHECK_LONG_SAME(lrint,( -22.5));
1874	CHECK_LONG_SAME(lrint,( +23.5));
1875	CHECK_LONG_SAME(lrint,( -23.5));
1876	CHECK_LONG_SAME(lrint,( +42.25e+6));
1877	CHECK_LONG_SAME(lrint,( -42.25e+6));
1878	CHECK_LONG_SAME(lrint,( -1234.499999e-10));
1879	CHECK_LONG_SAME(lrint,( -2.1984e-310)); /* subnormal */
1880	#if 0 /* Undefined, we disagree with UCRT on windows. */
1881	CHECK_LONG_SAME(lrint,(+1234.60958634e+20));
1882	CHECK_LONG_SAME(lrint,(-1234.60958634e+20));
1883	CHECK_LONG_SAME(lrint,( -1234.499999e+20));
1884	CHECK_LONG_SAME(lrint,(-INFINITY));
1885	CHECK_LONG_SAME(lrint,(+INFINITY));
1886	CHECK_LONG_SAME(lrint,(RTStrNanDouble(NULL, true)));
1887	CHECK_LONG_SAME(lrint,(RTStrNanDouble("s", false)));
1888	#endif
1889
1890	CHECK_LONG(RT_NOCRT(lrintf)( +0.0f), 0);
1891	CHECK_LONG(RT_NOCRT(lrintf)( -0.0f), 0);
1892	CHECK_LONG(RT_NOCRT(lrintf)( -42.0f), -42);
1893	CHECK_LONG(RT_NOCRT(lrintf)( -42.5f), -42);
1894	CHECK_LONG(RT_NOCRT(lrintf)( +42.5f), +43);
1895	CHECK_LONG(RT_NOCRT(lrintf)( -43.5f), -43);
1896	CHECK_LONG(RT_NOCRT(lrintf)( +43.5f), +44);
1897	CHECK_LONG(RT_NOCRT(lrintf)( -42.25f), -42);
1898	CHECK_LONG(RT_NOCRT(lrintf)( +42.25f), +43);
1899	CHECK_LONG(RT_NOCRT(lrintf)( -42.75f), -42);
1900	CHECK_LONG(RT_NOCRT(lrintf)( +42.75f), +43);
1901	CHECK_LONG(RT_NOCRT(lrintf)(+1234.60958634e+20f), LONG_MIN);
1902	CHECK_LONG(RT_NOCRT(lrintf)(-1234.60958634e+20f), LONG_MIN);
1903	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e+20f), LONG_MIN);
1904	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e-10f), 0);
1905	CHECK_LONG(RT_NOCRT(lrintf)( -2.1984e-40f), 0); /* subnormal */
1906	CHECK_LONG(RT_NOCRT(lrintf)(-INFINITY), LONG_MIN);
1907	CHECK_LONG(RT_NOCRT(lrintf)(+INFINITY), LONG_MIN);
1908	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble(NULL, true)), LONG_MIN);
1909	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble("s", false)), LONG_MIN);
1910	CHECK_LONG_SAME(lrintf,( -0.0f));
1911	CHECK_LONG_SAME(lrintf,( +0.0f));
1912	CHECK_LONG_SAME(lrintf,( +42.25f));
1913	CHECK_LONG_SAME(lrintf,( -42.25f));
1914	CHECK_LONG_SAME(lrintf,( +42.75f));
1915	CHECK_LONG_SAME(lrintf,( -42.75f));
1916	CHECK_LONG_SAME(lrintf,( +22.5f));
1917	CHECK_LONG_SAME(lrintf,( -22.5f));
1918	CHECK_LONG_SAME(lrintf,( +23.5f));
1919	CHECK_LONG_SAME(lrintf,( -23.5f));
1920	CHECK_LONG_SAME(lrintf,( +42.25e+6f));
1921	CHECK_LONG_SAME(lrintf,( -42.25e+6f));
1922	CHECK_LONG_SAME(lrintf,( -1234.499999e-10f));
1923	CHECK_LONG_SAME(lrintf,( -2.1984e-40f)); /* subnormal */
1924	#if 0 /* Undefined, we disagree with UCRT on windows. */
1925	CHECK_LONG_SAME(lrintf,(+1234.60958634e+20f));
1926	CHECK_LONG_SAME(lrintf,(-1234.60958634e+20f));
1927	CHECK_LONG_SAME(lrintf,( -1234.499999e+20f));
1928	CHECK_LONG_SAME(lrintf,(-INFINITY));
1929	CHECK_LONG_SAME(lrintf,(+INFINITY));
1930	CHECK_LONG_SAME(lrintf,(RTStrNanFloat(NULL, true)));
1931	CHECK_LONG_SAME(lrintf,(RTStrNanFloat("s", false)));
1932	#endif
1933
1934	/*
1935	* Round DOWN.
1936	*/
1937	RT_NOCRT(fesetround)(FE_DOWNWARD);
1938
1939	CHECK_LONG(RT_NOCRT(lrint)( +0.0), 0);
1940	CHECK_LONG(RT_NOCRT(lrint)( -0.0), 0);
1941	CHECK_LONG(RT_NOCRT(lrint)( -42.0), -42);
1942	CHECK_LONG(RT_NOCRT(lrint)( -42.5), -43);
1943	CHECK_LONG(RT_NOCRT(lrint)( +42.5), +42);
1944	CHECK_LONG(RT_NOCRT(lrint)( -43.5), -44);
1945	CHECK_LONG(RT_NOCRT(lrint)( +43.5), +43);
1946	CHECK_LONG(RT_NOCRT(lrint)( -42.25), -43);
1947	CHECK_LONG(RT_NOCRT(lrint)( +42.25), +42);
1948	CHECK_LONG(RT_NOCRT(lrint)( -42.75), -43);
1949	CHECK_LONG(RT_NOCRT(lrint)( +42.75), +42);
1950	CHECK_LONG(RT_NOCRT(lrint)(+1234.60958634e+20), LONG_MIN);
1951	CHECK_LONG(RT_NOCRT(lrint)(-1234.60958634e+20), LONG_MIN);
1952	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e+20), LONG_MIN);
1953	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e-10), -1);
1954	CHECK_LONG(RT_NOCRT(lrint)( -2.1984e-310), -1); /* subnormal */
1955	CHECK_LONG(RT_NOCRT(lrint)(-INFINITY), LONG_MIN);
1956	CHECK_LONG(RT_NOCRT(lrint)(+INFINITY), LONG_MIN);
1957	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble(NULL, true)), LONG_MIN);
1958	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble("s", false)), LONG_MIN);
1959	CHECK_LONG_SAME(lrint,( -0.0));
1960	CHECK_LONG_SAME(lrint,( +0.0));
1961	CHECK_LONG_SAME(lrint,( +42.25));
1962	CHECK_LONG_SAME(lrint,( -42.25));
1963	CHECK_LONG_SAME(lrint,( +42.75));
1964	CHECK_LONG_SAME(lrint,( -42.75));
1965	CHECK_LONG_SAME(lrint,( +22.5));
1966	CHECK_LONG_SAME(lrint,( -22.5));
1967	CHECK_LONG_SAME(lrint,( +23.5));
1968	CHECK_LONG_SAME(lrint,( -23.5));
1969	CHECK_LONG_SAME(lrint,( +42.25e+6));
1970	CHECK_LONG_SAME(lrint,( -42.25e+6));
1971	CHECK_LONG_SAME(lrint,( -1234.499999e-10));
1972	CHECK_LONG_SAME(lrint,( -2.1984e-310)); /* subnormal */
1973	#if 0 /* Undefined, we disagree with UCRT on windows. */
1974	CHECK_LONG_SAME(lrint,(+1234.60958634e+20));
1975	CHECK_LONG_SAME(lrint,(-1234.60958634e+20));
1976	CHECK_LONG_SAME(lrint,( -1234.499999e+20));
1977	CHECK_LONG_SAME(lrint,(-INFINITY));
1978	CHECK_LONG_SAME(lrint,(+INFINITY));
1979	CHECK_LONG_SAME(lrint,(RTStrNanDouble(NULL, true)));
1980	CHECK_LONG_SAME(lrint,(RTStrNanDouble("s", false)));
1981	#endif
1982
1983	CHECK_LONG(RT_NOCRT(lrintf)( +0.0f), 0);
1984	CHECK_LONG(RT_NOCRT(lrintf)( -0.0f), 0);
1985	CHECK_LONG(RT_NOCRT(lrintf)( -42.0f), -42);
1986	CHECK_LONG(RT_NOCRT(lrintf)( -42.5f), -43);
1987	CHECK_LONG(RT_NOCRT(lrintf)( +42.5f), +42);
1988	CHECK_LONG(RT_NOCRT(lrintf)( -43.5f), -44);
1989	CHECK_LONG(RT_NOCRT(lrintf)( +43.5f), +43);
1990	CHECK_LONG(RT_NOCRT(lrintf)( -42.25f), -43);
1991	CHECK_LONG(RT_NOCRT(lrintf)( +42.25f), +42);
1992	CHECK_LONG(RT_NOCRT(lrintf)( -42.75f), -43);
1993	CHECK_LONG(RT_NOCRT(lrintf)( +42.75f), +42);
1994	CHECK_LONG(RT_NOCRT(lrintf)(+1234.60958634e+20f), LONG_MIN);
1995	CHECK_LONG(RT_NOCRT(lrintf)(-1234.60958634e+20f), LONG_MIN);
1996	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e+20f), LONG_MIN);
1997	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e-10f), -1);
1998	CHECK_LONG(RT_NOCRT(lrintf)( -2.1984e-40f), -1); /* subnormal */
1999	CHECK_LONG(RT_NOCRT(lrintf)(-INFINITY), LONG_MIN);
2000	CHECK_LONG(RT_NOCRT(lrintf)(+INFINITY), LONG_MIN);
2001	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble(NULL, true)), LONG_MIN);
2002	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble("s", false)), LONG_MIN);
2003	CHECK_LONG_SAME(lrintf,( -0.0f));
2004	CHECK_LONG_SAME(lrintf,( +0.0f));
2005	CHECK_LONG_SAME(lrintf,( +42.25f));
2006	CHECK_LONG_SAME(lrintf,( -42.25f));
2007	CHECK_LONG_SAME(lrintf,( +42.75f));
2008	CHECK_LONG_SAME(lrintf,( -42.75f));
2009	CHECK_LONG_SAME(lrintf,( +22.5f));
2010	CHECK_LONG_SAME(lrintf,( -22.5f));
2011	CHECK_LONG_SAME(lrintf,( +23.5f));
2012	CHECK_LONG_SAME(lrintf,( -23.5f));
2013	CHECK_LONG_SAME(lrintf,( +42.25e+6f));
2014	CHECK_LONG_SAME(lrintf,( -42.25e+6f));
2015	CHECK_LONG_SAME(lrintf,( -1234.499999e-10f));
2016	CHECK_LONG_SAME(lrintf,( -2.1984e-40f)); /* subnormal */
2017	#if 0 /* Undefined, we disagree with UCRT on windows. */
2018	CHECK_LONG_SAME(lrintf,(+1234.60958634e+20f));
2019	CHECK_LONG_SAME(lrintf,(-1234.60958634e+20f));
2020	CHECK_LONG_SAME(lrintf,( -1234.499999e+20f));
2021	CHECK_LONG_SAME(lrintf,(-INFINITY));
2022	CHECK_LONG_SAME(lrintf,(+INFINITY));
2023	CHECK_LONG_SAME(lrintf,(RTStrNanFloat(NULL, true)));
2024	CHECK_LONG_SAME(lrintf,(RTStrNanFloat("s", false)));
2025	#endif
2026
2027	/*
2028	* Round towards ZERO.
2029	*/
2030	RT_NOCRT(fesetround)(FE_TOWARDZERO);
2031
2032	CHECK_LONG(RT_NOCRT(lrint)( +0.0), 0);
2033	CHECK_LONG(RT_NOCRT(lrint)( -0.0), 0);
2034	CHECK_LONG(RT_NOCRT(lrint)( -42.0), -42);
2035	CHECK_LONG(RT_NOCRT(lrint)( -42.5), -42);
2036	CHECK_LONG(RT_NOCRT(lrint)( +42.5), +42);
2037	CHECK_LONG(RT_NOCRT(lrint)( -43.5), -43);
2038	CHECK_LONG(RT_NOCRT(lrint)( +43.5), +43);
2039	CHECK_LONG(RT_NOCRT(lrint)( -42.25), -42);
2040	CHECK_LONG(RT_NOCRT(lrint)( +42.25), +42);
2041	CHECK_LONG(RT_NOCRT(lrint)( -42.75), -42);
2042	CHECK_LONG(RT_NOCRT(lrint)( +42.75), +42);
2043	CHECK_LONG(RT_NOCRT(lrint)(+1234.60958634e+20), LONG_MIN);
2044	CHECK_LONG(RT_NOCRT(lrint)(-1234.60958634e+20), LONG_MIN);
2045	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e+20), LONG_MIN);
2046	CHECK_LONG(RT_NOCRT(lrint)( -1234.499999e-10), 0);
2047	CHECK_LONG(RT_NOCRT(lrint)( -2.1984e-310), 0); /* subnormal */
2048	CHECK_LONG(RT_NOCRT(lrint)(-INFINITY), LONG_MIN);
2049	CHECK_LONG(RT_NOCRT(lrint)(+INFINITY), LONG_MIN);
2050	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble(NULL, true)), LONG_MIN);
2051	CHECK_LONG(RT_NOCRT(lrint)(RTStrNanDouble("s", false)), LONG_MIN);
2052	CHECK_LONG_SAME(lrint,( -0.0));
2053	CHECK_LONG_SAME(lrint,( +0.0));
2054	CHECK_LONG_SAME(lrint,( +42.25));
2055	CHECK_LONG_SAME(lrint,( -42.25));
2056	CHECK_LONG_SAME(lrint,( +42.75));
2057	CHECK_LONG_SAME(lrint,( -42.75));
2058	CHECK_LONG_SAME(lrint,( +22.5));
2059	CHECK_LONG_SAME(lrint,( -22.5));
2060	CHECK_LONG_SAME(lrint,( +23.5));
2061	CHECK_LONG_SAME(lrint,( -23.5));
2062	CHECK_LONG_SAME(lrint,( +42.25e+6));
2063	CHECK_LONG_SAME(lrint,( -42.25e+6));
2064	CHECK_LONG_SAME(lrint,( -1234.499999e-10));
2065	CHECK_LONG_SAME(lrint,( -2.1984e-310)); /* subnormal */
2066	#if 0 /* Undefined, we disagree with UCRT on windows. */
2067	CHECK_LONG_SAME(lrint,(+1234.60958634e+20));
2068	CHECK_LONG_SAME(lrint,(-1234.60958634e+20));
2069	CHECK_LONG_SAME(lrint,( -1234.499999e+20));
2070	CHECK_LONG_SAME(lrint,(-INFINITY));
2071	CHECK_LONG_SAME(lrint,(+INFINITY));
2072	CHECK_LONG_SAME(lrint,(RTStrNanDouble(NULL, true)));
2073	CHECK_LONG_SAME(lrint,(RTStrNanDouble("s", false)));
2074	#endif
2075
2076	CHECK_LONG(RT_NOCRT(lrintf)( +0.0f), 0);
2077	CHECK_LONG(RT_NOCRT(lrintf)( -0.0f), 0);
2078	CHECK_LONG(RT_NOCRT(lrintf)( -42.0f), -42);
2079	CHECK_LONG(RT_NOCRT(lrintf)( -42.5f), -42);
2080	CHECK_LONG(RT_NOCRT(lrintf)( +42.5f), +42);
2081	CHECK_LONG(RT_NOCRT(lrintf)( -43.5f), -43);
2082	CHECK_LONG(RT_NOCRT(lrintf)( +43.5f), +43);
2083	CHECK_LONG(RT_NOCRT(lrintf)( -42.25f), -42);
2084	CHECK_LONG(RT_NOCRT(lrintf)( +42.25f), +42);
2085	CHECK_LONG(RT_NOCRT(lrintf)( -42.75f), -42);
2086	CHECK_LONG(RT_NOCRT(lrintf)( +42.75f), +42);
2087	CHECK_LONG(RT_NOCRT(lrintf)(+1234.60958634e+20f), LONG_MIN);
2088	CHECK_LONG(RT_NOCRT(lrintf)(-1234.60958634e+20f), LONG_MIN);
2089	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e+20f), LONG_MIN);
2090	CHECK_LONG(RT_NOCRT(lrintf)( -1234.499999e-10f), 0);
2091	CHECK_LONG(RT_NOCRT(lrintf)( -2.1984e-40f), 0); /* subnormal */
2092	CHECK_LONG(RT_NOCRT(lrintf)(-INFINITY), LONG_MIN);
2093	CHECK_LONG(RT_NOCRT(lrintf)(+INFINITY), LONG_MIN);
2094	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble(NULL, true)), LONG_MIN);
2095	CHECK_LONG(RT_NOCRT(lrintf)(RTStrNanDouble("s", false)), LONG_MIN);
2096	CHECK_LONG_SAME(lrintf,( -0.0f));
2097	CHECK_LONG_SAME(lrintf,( +0.0f));
2098	CHECK_LONG_SAME(lrintf,( +42.25f));
2099	CHECK_LONG_SAME(lrintf,( -42.25f));
2100	CHECK_LONG_SAME(lrintf,( +42.75f));
2101	CHECK_LONG_SAME(lrintf,( -42.75f));
2102	CHECK_LONG_SAME(lrintf,( +22.5f));
2103	CHECK_LONG_SAME(lrintf,( -22.5f));
2104	CHECK_LONG_SAME(lrintf,( +23.5f));
2105	CHECK_LONG_SAME(lrintf,( -23.5f));
2106	CHECK_LONG_SAME(lrintf,( +42.25e+6f));
2107	CHECK_LONG_SAME(lrintf,( -42.25e+6f));
2108	CHECK_LONG_SAME(lrintf,( -1234.499999e-10f));
2109	CHECK_LONG_SAME(lrintf,( -2.1984e-40f)); /* subnormal */
2110	#if 0 /* Undefined, we disagree with UCRT on windows. */
2111	CHECK_LONG_SAME(lrintf,(+1234.60958634e+20f));
2112	CHECK_LONG_SAME(lrintf,(-1234.60958634e+20f));
2113	CHECK_LONG_SAME(lrintf,( -1234.499999e+20f));
2114	CHECK_LONG_SAME(lrintf,(-INFINITY));
2115	CHECK_LONG_SAME(lrintf,(+INFINITY));
2116	CHECK_LONG_SAME(lrintf,(RTStrNanFloat(NULL, true)));
2117	CHECK_LONG_SAME(lrintf,(RTStrNanFloat("s", false)));
2118	#endif
2119
2120	RT_NOCRT(fesetround)(iSavedMode);
2121	}
2122
2123
2124	void testLLRInt()
2125	{
2126	RTTestSub(g_hTest, "llrint[f]");
2127
2128	/*
2129	* Round nearest.
2130	*/
2131	int const iSavedMode = RT_NOCRT(fegetround)();
2132	if (iSavedMode != FE_TONEAREST)
2133	RTTestFailed(g_hTest, "expected FE_TONEAREST as default rounding mode, not %#x (%d)", iSavedMode, iSavedMode);
2134	RT_NOCRT(fesetround)(FE_TONEAREST);
2135
2136	CHECK_LLONG(RT_NOCRT(llrint)( +0.0), 0);
2137	CHECK_LLONG(RT_NOCRT(llrint)( -0.0), 0);
2138	CHECK_LLONG(RT_NOCRT(llrint)( -42.0), -42);
2139	CHECK_LLONG(RT_NOCRT(llrint)( -42.5), -42);
2140	CHECK_LLONG(RT_NOCRT(llrint)( +42.5), +42);
2141	CHECK_LLONG(RT_NOCRT(llrint)( -43.5), -44);
2142	CHECK_LLONG(RT_NOCRT(llrint)( +43.5), +44);
2143	CHECK_LLONG(RT_NOCRT(llrint)( -42.25), -42);
2144	CHECK_LLONG(RT_NOCRT(llrint)( +42.25), +42);
2145	CHECK_LLONG(RT_NOCRT(llrint)( -42.75), -43);
2146	CHECK_LLONG(RT_NOCRT(llrint)( +42.75), +43);
2147	CHECK_LLONG(RT_NOCRT(llrint)(+1234.60958634e+20), LLONG_MIN);
2148	CHECK_LLONG(RT_NOCRT(llrint)(-1234.60958634e+20), LLONG_MIN);
2149	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e+20), LLONG_MIN);
2150	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e-10), 0);
2151	CHECK_LLONG(RT_NOCRT(llrint)( -2.1984e-310), 0); /* subnormal */
2152	CHECK_LLONG(RT_NOCRT(llrint)(-INFINITY), LLONG_MIN);
2153	CHECK_LLONG(RT_NOCRT(llrint)(+INFINITY), LLONG_MIN);
2154	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble(NULL, true)),LLONG_MIN);
2155	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble("s", false)),LLONG_MIN);
2156	CHECK_LLONG_SAME(llrint,( -0.0));
2157	CHECK_LLONG_SAME(llrint,( +0.0));
2158	CHECK_LLONG_SAME(llrint,( +42.25));
2159	CHECK_LLONG_SAME(llrint,( -42.25));
2160	CHECK_LLONG_SAME(llrint,( +42.75));
2161	CHECK_LLONG_SAME(llrint,( -42.75));
2162	CHECK_LLONG_SAME(llrint,( +22.5));
2163	CHECK_LLONG_SAME(llrint,( -22.5));
2164	CHECK_LLONG_SAME(llrint,( +23.5));
2165	CHECK_LLONG_SAME(llrint,( -23.5));
2166	CHECK_LLONG_SAME(llrint,( +42.25e+6));
2167	CHECK_LLONG_SAME(llrint,( -42.25e+6));
2168	CHECK_LLONG_SAME(llrint,( -1234.499999e-10));
2169	CHECK_LLONG_SAME(llrint,( -2.1984e-310)); /* subnormal */
2170	#if 0 /* Undefined, we disagree with UCRT on windows. */
2171	CHECK_LLONG_SAME(llrint,(+1234.60958634e+20));
2172	CHECK_LLONG_SAME(llrint,(-1234.60958634e+20));
2173	CHECK_LLONG_SAME(llrint,( -1234.499999e+20));
2174	CHECK_LLONG_SAME(llrint,(-INFINITY));
2175	CHECK_LLONG_SAME(llrint,(+INFINITY));
2176	CHECK_LLONG_SAME(llrint,(RTStrNanDouble(NULL, true)));
2177	CHECK_LLONG_SAME(llrint,(RTStrNanDouble("s", false)));
2178	#endif
2179
2180	CHECK_LLONG(RT_NOCRT(llrintf)( +0.0f), 0);
2181	CHECK_LLONG(RT_NOCRT(llrintf)( -0.0f), 0);
2182	CHECK_LLONG(RT_NOCRT(llrintf)( -42.0f), -42);
2183	CHECK_LLONG(RT_NOCRT(llrintf)( -42.5f), -42);
2184	CHECK_LLONG(RT_NOCRT(llrintf)( +42.5f), +42);
2185	CHECK_LLONG(RT_NOCRT(llrintf)( -43.5f), -44);
2186	CHECK_LLONG(RT_NOCRT(llrintf)( +43.5f), +44);
2187	CHECK_LLONG(RT_NOCRT(llrintf)( -42.25f), -42);
2188	CHECK_LLONG(RT_NOCRT(llrintf)( +42.25f), +42);
2189	CHECK_LLONG(RT_NOCRT(llrintf)( -42.75f), -43);
2190	CHECK_LLONG(RT_NOCRT(llrintf)( +42.75f), +43);
2191	CHECK_LLONG(RT_NOCRT(llrintf)(+1234.60958634e+20f), LLONG_MIN);
2192	CHECK_LLONG(RT_NOCRT(llrintf)(-1234.60958634e+20f), LLONG_MIN);
2193	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e+20f), LLONG_MIN);
2194	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e-10f), 0);
2195	CHECK_LLONG(RT_NOCRT(llrintf)( -2.1984e-40f), 0); /* subnormal */
2196	CHECK_LLONG(RT_NOCRT(llrintf)(-INFINITY), LLONG_MIN);
2197	CHECK_LLONG(RT_NOCRT(llrintf)(+INFINITY), LLONG_MIN);
2198	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble(NULL, true)), LLONG_MIN);
2199	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble("s", false)), LLONG_MIN);
2200	CHECK_LLONG_SAME(llrintf,( -0.0f));
2201	CHECK_LLONG_SAME(llrintf,( +0.0f));
2202	CHECK_LLONG_SAME(llrintf,( +42.25f));
2203	CHECK_LLONG_SAME(llrintf,( -42.25f));
2204	CHECK_LLONG_SAME(llrintf,( +42.75f));
2205	CHECK_LLONG_SAME(llrintf,( -42.75f));
2206	CHECK_LLONG_SAME(llrintf,( +22.5f));
2207	CHECK_LLONG_SAME(llrintf,( -22.5f));
2208	CHECK_LLONG_SAME(llrintf,( +23.5f));
2209	CHECK_LLONG_SAME(llrintf,( -23.5f));
2210	CHECK_LLONG_SAME(llrintf,( +42.25e+6f));
2211	CHECK_LLONG_SAME(llrintf,( -42.25e+6f));
2212	CHECK_LLONG_SAME(llrintf,( -1234.499999e-10f));
2213	CHECK_LLONG_SAME(llrintf,( -2.1984e-40f)); /* subnormal */
2214	#if 0 /* Undefined, we disagree with UCRT on windows. */
2215	CHECK_LLONG_SAME(llrintf,(+1234.60958634e+20f));
2216	CHECK_LLONG_SAME(llrintf,(-1234.60958634e+20f));
2217	CHECK_LLONG_SAME(llrintf,( -1234.499999e+20f));
2218	CHECK_LLONG_SAME(llrintf,(-INFINITY));
2219	CHECK_LLONG_SAME(llrintf,(+INFINITY));
2220	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat(NULL, true)));
2221	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat("s", false)));
2222	#endif
2223
2224	/*
2225	* Round UP.
2226	*/
2227	RT_NOCRT(fesetround)(FE_UPWARD);
2228
2229	CHECK_LLONG(RT_NOCRT(llrint)( +0.0), 0);
2230	CHECK_LLONG(RT_NOCRT(llrint)( -0.0), 0);
2231	CHECK_LLONG(RT_NOCRT(llrint)( -42.0), -42);
2232	CHECK_LLONG(RT_NOCRT(llrint)( -42.5), -42);
2233	CHECK_LLONG(RT_NOCRT(llrint)( +42.5), +43);
2234	CHECK_LLONG(RT_NOCRT(llrint)( -43.5), -43);
2235	CHECK_LLONG(RT_NOCRT(llrint)( +43.5), +44);
2236	CHECK_LLONG(RT_NOCRT(llrint)( -42.25), -42);
2237	CHECK_LLONG(RT_NOCRT(llrint)( +42.25), +43);
2238	CHECK_LLONG(RT_NOCRT(llrint)( -42.75), -42);
2239	CHECK_LLONG(RT_NOCRT(llrint)( +42.75), +43);
2240	CHECK_LLONG(RT_NOCRT(llrint)(+1234.60958634e+20), LLONG_MIN);
2241	CHECK_LLONG(RT_NOCRT(llrint)(-1234.60958634e+20), LLONG_MIN);
2242	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e+20), LLONG_MIN);
2243	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e-10), 0);
2244	CHECK_LLONG(RT_NOCRT(llrint)( -2.1984e-310), 0); /* subnormal */
2245	CHECK_LLONG(RT_NOCRT(llrint)(-INFINITY), LLONG_MIN);
2246	CHECK_LLONG(RT_NOCRT(llrint)(+INFINITY), LLONG_MIN);
2247	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble(NULL, true)),LLONG_MIN);
2248	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble("s", false)),LLONG_MIN);
2249	CHECK_LLONG_SAME(llrint,( -0.0));
2250	CHECK_LLONG_SAME(llrint,( +0.0));
2251	CHECK_LLONG_SAME(llrint,( +42.25));
2252	CHECK_LLONG_SAME(llrint,( -42.25));
2253	CHECK_LLONG_SAME(llrint,( +42.75));
2254	CHECK_LLONG_SAME(llrint,( -42.75));
2255	CHECK_LLONG_SAME(llrint,( +22.5));
2256	CHECK_LLONG_SAME(llrint,( -22.5));
2257	CHECK_LLONG_SAME(llrint,( +23.5));
2258	CHECK_LLONG_SAME(llrint,( -23.5));
2259	CHECK_LLONG_SAME(llrint,( +42.25e+6));
2260	CHECK_LLONG_SAME(llrint,( -42.25e+6));
2261	CHECK_LLONG_SAME(llrint,( -1234.499999e-10));
2262	CHECK_LLONG_SAME(llrint,( -2.1984e-310)); /* subnormal */
2263	#if 0 /* Undefined, we disagree with UCRT on windows. */
2264	CHECK_LLONG_SAME(llrint,(+1234.60958634e+20));
2265	CHECK_LLONG_SAME(llrint,(-1234.60958634e+20));
2266	CHECK_LLONG_SAME(llrint,( -1234.499999e+20));
2267	CHECK_LLONG_SAME(llrint,(-INFINITY));
2268	CHECK_LLONG_SAME(llrint,(+INFINITY));
2269	CHECK_LLONG_SAME(llrint,(RTStrNanDouble(NULL, true)));
2270	CHECK_LLONG_SAME(llrint,(RTStrNanDouble("s", false)));
2271	#endif
2272
2273	CHECK_LLONG(RT_NOCRT(llrintf)( +0.0f), 0);
2274	CHECK_LLONG(RT_NOCRT(llrintf)( -0.0f), 0);
2275	CHECK_LLONG(RT_NOCRT(llrintf)( -42.0f), -42);
2276	CHECK_LLONG(RT_NOCRT(llrintf)( -42.5f), -42);
2277	CHECK_LLONG(RT_NOCRT(llrintf)( +42.5f), +43);
2278	CHECK_LLONG(RT_NOCRT(llrintf)( -43.5f), -43);
2279	CHECK_LLONG(RT_NOCRT(llrintf)( +43.5f), +44);
2280	CHECK_LLONG(RT_NOCRT(llrintf)( -42.25f), -42);
2281	CHECK_LLONG(RT_NOCRT(llrintf)( +42.25f), +43);
2282	CHECK_LLONG(RT_NOCRT(llrintf)( -42.75f), -42);
2283	CHECK_LLONG(RT_NOCRT(llrintf)( +42.75f), +43);
2284	CHECK_LLONG(RT_NOCRT(llrintf)(+1234.60958634e+20f), LLONG_MIN);
2285	CHECK_LLONG(RT_NOCRT(llrintf)(-1234.60958634e+20f), LLONG_MIN);
2286	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e+20f), LLONG_MIN);
2287	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e-10f), 0);
2288	CHECK_LLONG(RT_NOCRT(llrintf)( -2.1984e-40f), 0); /* subnormal */
2289	CHECK_LLONG(RT_NOCRT(llrintf)(-INFINITY), LLONG_MIN);
2290	CHECK_LLONG(RT_NOCRT(llrintf)(+INFINITY), LLONG_MIN);
2291	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble(NULL, true)), LLONG_MIN);
2292	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble("s", false)), LLONG_MIN);
2293	CHECK_LLONG_SAME(llrintf,( -0.0f));
2294	CHECK_LLONG_SAME(llrintf,( +0.0f));
2295	CHECK_LLONG_SAME(llrintf,( +42.25f));
2296	CHECK_LLONG_SAME(llrintf,( -42.25f));
2297	CHECK_LLONG_SAME(llrintf,( +42.75f));
2298	CHECK_LLONG_SAME(llrintf,( -42.75f));
2299	CHECK_LLONG_SAME(llrintf,( +22.5f));
2300	CHECK_LLONG_SAME(llrintf,( -22.5f));
2301	CHECK_LLONG_SAME(llrintf,( +23.5f));
2302	CHECK_LLONG_SAME(llrintf,( -23.5f));
2303	CHECK_LLONG_SAME(llrintf,( +42.25e+6f));
2304	CHECK_LLONG_SAME(llrintf,( -42.25e+6f));
2305	CHECK_LLONG_SAME(llrintf,( -1234.499999e-10f));
2306	CHECK_LLONG_SAME(llrintf,( -2.1984e-40f)); /* subnormal */
2307	#if 0 /* Undefined, we disagree with UCRT on windows. */
2308	CHECK_LLONG_SAME(llrintf,(+1234.60958634e+20f));
2309	CHECK_LLONG_SAME(llrintf,(-1234.60958634e+20f));
2310	CHECK_LLONG_SAME(llrintf,( -1234.499999e+20f));
2311	CHECK_LLONG_SAME(llrintf,(-INFINITY));
2312	CHECK_LLONG_SAME(llrintf,(+INFINITY));
2313	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat(NULL, true)));
2314	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat("s", false)));
2315	#endif
2316
2317	/*
2318	* Round DOWN.
2319	*/
2320	RT_NOCRT(fesetround)(FE_DOWNWARD);
2321
2322	CHECK_LLONG(RT_NOCRT(llrint)( +0.0), 0);
2323	CHECK_LLONG(RT_NOCRT(llrint)( -0.0), 0);
2324	CHECK_LLONG(RT_NOCRT(llrint)( -42.0), -42);
2325	CHECK_LLONG(RT_NOCRT(llrint)( -42.5), -43);
2326	CHECK_LLONG(RT_NOCRT(llrint)( +42.5), +42);
2327	CHECK_LLONG(RT_NOCRT(llrint)( -43.5), -44);
2328	CHECK_LLONG(RT_NOCRT(llrint)( +43.5), +43);
2329	CHECK_LLONG(RT_NOCRT(llrint)( -42.25), -43);
2330	CHECK_LLONG(RT_NOCRT(llrint)( +42.25), +42);
2331	CHECK_LLONG(RT_NOCRT(llrint)( -42.75), -43);
2332	CHECK_LLONG(RT_NOCRT(llrint)( +42.75), +42);
2333	CHECK_LLONG(RT_NOCRT(llrint)(+1234.60958634e+20), LLONG_MIN);
2334	CHECK_LLONG(RT_NOCRT(llrint)(-1234.60958634e+20), LLONG_MIN);
2335	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e+20), LLONG_MIN);
2336	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e-10), -1);
2337	CHECK_LLONG(RT_NOCRT(llrint)( -2.1984e-310), -1); /* subnormal */
2338	CHECK_LLONG(RT_NOCRT(llrint)(-INFINITY), LLONG_MIN);
2339	CHECK_LLONG(RT_NOCRT(llrint)(+INFINITY), LLONG_MIN);
2340	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble(NULL, true)),LLONG_MIN);
2341	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble("s", false)),LLONG_MIN);
2342	CHECK_LLONG_SAME(llrint,( -0.0));
2343	CHECK_LLONG_SAME(llrint,( +0.0));
2344	CHECK_LLONG_SAME(llrint,( +42.25));
2345	CHECK_LLONG_SAME(llrint,( -42.25));
2346	CHECK_LLONG_SAME(llrint,( +42.75));
2347	CHECK_LLONG_SAME(llrint,( -42.75));
2348	CHECK_LLONG_SAME(llrint,( +22.5));
2349	CHECK_LLONG_SAME(llrint,( -22.5));
2350	CHECK_LLONG_SAME(llrint,( +23.5));
2351	CHECK_LLONG_SAME(llrint,( -23.5));
2352	CHECK_LLONG_SAME(llrint,( +42.25e+6));
2353	CHECK_LLONG_SAME(llrint,( -42.25e+6));
2354	CHECK_LLONG_SAME(llrint,( -1234.499999e-10));
2355	CHECK_LLONG_SAME(llrint,( -2.1984e-310)); /* subnormal */
2356	#if 0 /* Undefined, we disagree with UCRT on windows. */
2357	CHECK_LLONG_SAME(llrint,(+1234.60958634e+20));
2358	CHECK_LLONG_SAME(llrint,(-1234.60958634e+20));
2359	CHECK_LLONG_SAME(llrint,( -1234.499999e+20));
2360	CHECK_LLONG_SAME(llrint,(-INFINITY));
2361	CHECK_LLONG_SAME(llrint,(+INFINITY));
2362	CHECK_LLONG_SAME(llrint,(RTStrNanDouble(NULL, true)));
2363	CHECK_LLONG_SAME(llrint,(RTStrNanDouble("s", false)));
2364	#endif
2365
2366	CHECK_LLONG(RT_NOCRT(llrintf)( +0.0f), 0);
2367	CHECK_LLONG(RT_NOCRT(llrintf)( -0.0f), 0);
2368	CHECK_LLONG(RT_NOCRT(llrintf)( -42.0f), -42);
2369	CHECK_LLONG(RT_NOCRT(llrintf)( -42.5f), -43);
2370	CHECK_LLONG(RT_NOCRT(llrintf)( +42.5f), +42);
2371	CHECK_LLONG(RT_NOCRT(llrintf)( -43.5f), -44);
2372	CHECK_LLONG(RT_NOCRT(llrintf)( +43.5f), +43);
2373	CHECK_LLONG(RT_NOCRT(llrintf)( -42.25f), -43);
2374	CHECK_LLONG(RT_NOCRT(llrintf)( +42.25f), +42);
2375	CHECK_LLONG(RT_NOCRT(llrintf)( -42.75f), -43);
2376	CHECK_LLONG(RT_NOCRT(llrintf)( +42.75f), +42);
2377	CHECK_LLONG(RT_NOCRT(llrintf)(+1234.60958634e+20f), LLONG_MIN);
2378	CHECK_LLONG(RT_NOCRT(llrintf)(-1234.60958634e+20f), LLONG_MIN);
2379	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e+20f), LLONG_MIN);
2380	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e-10f), -1);
2381	CHECK_LLONG(RT_NOCRT(llrintf)( -2.1984e-40f), -1); /* subnormal */
2382	CHECK_LLONG(RT_NOCRT(llrintf)(-INFINITY), LLONG_MIN);
2383	CHECK_LLONG(RT_NOCRT(llrintf)(+INFINITY), LLONG_MIN);
2384	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble(NULL, true)), LLONG_MIN);
2385	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble("s", false)), LLONG_MIN);
2386	CHECK_LLONG_SAME(llrintf,( -0.0f));
2387	CHECK_LLONG_SAME(llrintf,( +0.0f));
2388	CHECK_LLONG_SAME(llrintf,( +42.25f));
2389	CHECK_LLONG_SAME(llrintf,( -42.25f));
2390	CHECK_LLONG_SAME(llrintf,( +42.75f));
2391	CHECK_LLONG_SAME(llrintf,( -42.75f));
2392	CHECK_LLONG_SAME(llrintf,( +22.5f));
2393	CHECK_LLONG_SAME(llrintf,( -22.5f));
2394	CHECK_LLONG_SAME(llrintf,( +23.5f));
2395	CHECK_LLONG_SAME(llrintf,( -23.5f));
2396	CHECK_LLONG_SAME(llrintf,( +42.25e+6f));
2397	CHECK_LLONG_SAME(llrintf,( -42.25e+6f));
2398	CHECK_LLONG_SAME(llrintf,( -1234.499999e-10f));
2399	CHECK_LLONG_SAME(llrintf,( -2.1984e-40f)); /* subnormal */
2400	#if 0 /* Undefined, we disagree with UCRT on windows. */
2401	CHECK_LLONG_SAME(llrintf,(+1234.60958634e+20f));
2402	CHECK_LLONG_SAME(llrintf,(-1234.60958634e+20f));
2403	CHECK_LLONG_SAME(llrintf,( -1234.499999e+20f));
2404	CHECK_LLONG_SAME(llrintf,(-INFINITY));
2405	CHECK_LLONG_SAME(llrintf,(+INFINITY));
2406	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat(NULL, true)));
2407	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat("s", false)));
2408	#endif
2409
2410	/*
2411	* Round towards ZERO.
2412	*/
2413	RT_NOCRT(fesetround)(FE_TOWARDZERO);
2414
2415	CHECK_LLONG(RT_NOCRT(llrint)( +0.0), 0);
2416	CHECK_LLONG(RT_NOCRT(llrint)( -0.0), 0);
2417	CHECK_LLONG(RT_NOCRT(llrint)( -42.0), -42);
2418	CHECK_LLONG(RT_NOCRT(llrint)( -42.5), -42);
2419	CHECK_LLONG(RT_NOCRT(llrint)( +42.5), +42);
2420	CHECK_LLONG(RT_NOCRT(llrint)( -43.5), -43);
2421	CHECK_LLONG(RT_NOCRT(llrint)( +43.5), +43);
2422	CHECK_LLONG(RT_NOCRT(llrint)( -42.25), -42);
2423	CHECK_LLONG(RT_NOCRT(llrint)( +42.25), +42);
2424	CHECK_LLONG(RT_NOCRT(llrint)( -42.75), -42);
2425	CHECK_LLONG(RT_NOCRT(llrint)( +42.75), +42);
2426	CHECK_LLONG(RT_NOCRT(llrint)(+1234.60958634e+20), LLONG_MIN);
2427	CHECK_LLONG(RT_NOCRT(llrint)(-1234.60958634e+20), LLONG_MIN);
2428	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e+20), LLONG_MIN);
2429	CHECK_LLONG(RT_NOCRT(llrint)( -1234.499999e-10), 0);
2430	CHECK_LLONG(RT_NOCRT(llrint)( -2.1984e-310), 0); /* subnormal */
2431	CHECK_LLONG(RT_NOCRT(llrint)(-INFINITY), LLONG_MIN);
2432	CHECK_LLONG(RT_NOCRT(llrint)(+INFINITY), LLONG_MIN);
2433	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble(NULL, true)),LLONG_MIN);
2434	CHECK_LLONG(RT_NOCRT(llrint)(RTStrNanDouble("s", false)),LLONG_MIN);
2435	CHECK_LLONG_SAME(llrint,( -0.0));
2436	CHECK_LLONG_SAME(llrint,( +0.0));
2437	CHECK_LLONG_SAME(llrint,( +42.25));
2438	CHECK_LLONG_SAME(llrint,( -42.25));
2439	CHECK_LLONG_SAME(llrint,( +42.75));
2440	CHECK_LLONG_SAME(llrint,( -42.75));
2441	CHECK_LLONG_SAME(llrint,( +22.5));
2442	CHECK_LLONG_SAME(llrint,( -22.5));
2443	CHECK_LLONG_SAME(llrint,( +23.5));
2444	CHECK_LLONG_SAME(llrint,( -23.5));
2445	CHECK_LLONG_SAME(llrint,( +42.25e+6));
2446	CHECK_LLONG_SAME(llrint,( -42.25e+6));
2447	CHECK_LLONG_SAME(llrint,( -1234.499999e-10));
2448	CHECK_LLONG_SAME(llrint,( -2.1984e-310)); /* subnormal */
2449	#if 0 /* Undefined, we disagree with UCRT on windows. */
2450	CHECK_LLONG_SAME(llrint,(+1234.60958634e+20));
2451	CHECK_LLONG_SAME(llrint,(-1234.60958634e+20));
2452	CHECK_LLONG_SAME(llrint,( -1234.499999e+20));
2453	CHECK_LLONG_SAME(llrint,(-INFINITY));
2454	CHECK_LLONG_SAME(llrint,(+INFINITY));
2455	CHECK_LLONG_SAME(llrint,(RTStrNanDouble(NULL, true)));
2456	CHECK_LLONG_SAME(llrint,(RTStrNanDouble("s", false)));
2457	#endif
2458
2459	CHECK_LLONG(RT_NOCRT(llrintf)( +0.0f), 0);
2460	CHECK_LLONG(RT_NOCRT(llrintf)( -0.0f), 0);
2461	CHECK_LLONG(RT_NOCRT(llrintf)( -42.0f), -42);
2462	CHECK_LLONG(RT_NOCRT(llrintf)( -42.5f), -42);
2463	CHECK_LLONG(RT_NOCRT(llrintf)( +42.5f), +42);
2464	CHECK_LLONG(RT_NOCRT(llrintf)( -43.5f), -43);
2465	CHECK_LLONG(RT_NOCRT(llrintf)( +43.5f), +43);
2466	CHECK_LLONG(RT_NOCRT(llrintf)( -42.25f), -42);
2467	CHECK_LLONG(RT_NOCRT(llrintf)( +42.25f), +42);
2468	CHECK_LLONG(RT_NOCRT(llrintf)( -42.75f), -42);
2469	CHECK_LLONG(RT_NOCRT(llrintf)( +42.75f), +42);
2470	CHECK_LLONG(RT_NOCRT(llrintf)(+1234.60958634e+20f), LLONG_MIN);
2471	CHECK_LLONG(RT_NOCRT(llrintf)(-1234.60958634e+20f), LLONG_MIN);
2472	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e+20f), LLONG_MIN);
2473	CHECK_LLONG(RT_NOCRT(llrintf)( -1234.499999e-10f), 0);
2474	CHECK_LLONG(RT_NOCRT(llrintf)( -2.1984e-40f), 0); /* subnormal */
2475	CHECK_LLONG(RT_NOCRT(llrintf)(-INFINITY), LLONG_MIN);
2476	CHECK_LLONG(RT_NOCRT(llrintf)(+INFINITY), LLONG_MIN);
2477	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble(NULL, true)), LLONG_MIN);
2478	CHECK_LLONG(RT_NOCRT(llrintf)(RTStrNanDouble("s", false)), LLONG_MIN);
2479	CHECK_LLONG_SAME(llrintf,( -0.0f));
2480	CHECK_LLONG_SAME(llrintf,( +0.0f));
2481	CHECK_LLONG_SAME(llrintf,( +42.25f));
2482	CHECK_LLONG_SAME(llrintf,( -42.25f));
2483	CHECK_LLONG_SAME(llrintf,( +42.75f));
2484	CHECK_LLONG_SAME(llrintf,( -42.75f));
2485	CHECK_LLONG_SAME(llrintf,( +22.5f));
2486	CHECK_LLONG_SAME(llrintf,( -22.5f));
2487	CHECK_LLONG_SAME(llrintf,( +23.5f));
2488	CHECK_LLONG_SAME(llrintf,( -23.5f));
2489	CHECK_LLONG_SAME(llrintf,( +42.25e+6f));
2490	CHECK_LLONG_SAME(llrintf,( -42.25e+6f));
2491	CHECK_LLONG_SAME(llrintf,( -1234.499999e-10f));
2492	CHECK_LLONG_SAME(llrintf,( -2.1984e-40f)); /* subnormal */
2493	#if 0 /* Undefined, we disagree with UCRT on windows. */
2494	CHECK_LLONG_SAME(llrintf,(+1234.60958634e+20f));
2495	CHECK_LLONG_SAME(llrintf,(-1234.60958634e+20f));
2496	CHECK_LLONG_SAME(llrintf,( -1234.499999e+20f));
2497	CHECK_LLONG_SAME(llrintf,(-INFINITY));
2498	CHECK_LLONG_SAME(llrintf,(+INFINITY));
2499	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat(NULL, true)));
2500	CHECK_LLONG_SAME(llrintf,(RTStrNanFloat("s", false)));
2501	#endif
2502
2503	RT_NOCRT(fesetround)(iSavedMode);
2504	}
2505
2506
2507	void testExp()
2508	{
2509	RTTestSub(g_hTest, "exp[f]");
2510
2511	CHECK_DBL( RT_NOCRT(exp)( +1.0), M_E);
2512	CHECK_DBL_RANGE( RT_NOCRT(exp)( +2.0), M_E * M_E, 0.000000000000001);
2513	CHECK_DBL( RT_NOCRT(exp)( +INFINITY), +INFINITY);
2514	CHECK_DBL( RT_NOCRT(exp)( -INFINITY), +0.0);
2515	CHECK_DBL( RT_NOCRT(exp)( +0.0), +1.0);
2516	CHECK_DBL( RT_NOCRT(exp)( -0.0), +1.0);
2517	CHECK_DBL_SAME( exp,( +0.0));
2518	CHECK_DBL_SAME( exp,( -0.0));
2519	CHECK_DBL_SAME( exp,( +1.0));
2520	CHECK_DBL_SAME( exp,( +2.0));
2521	CHECK_DBL_SAME( exp,( -1.0));
2522	CHECK_DBL_APPROX_SAME( exp,( +0.5), 1);
2523	CHECK_DBL_APPROX_SAME( exp,( -0.5), 1);
2524	CHECK_DBL_APPROX_SAME( exp,( +1.5), 1);
2525	CHECK_DBL_APPROX_SAME( exp,( -1.5), 1);
2526	CHECK_DBL_APPROX_SAME( exp,( +3.25), 16);
2527	CHECK_DBL_APPROX_SAME( exp,( 99.2559430), 16);
2528	CHECK_DBL_APPROX_SAME( exp,( -99.2559430), 32);
2529	CHECK_DBL_APPROX_SAME( exp,( +305.2559430), 128);
2530	CHECK_DBL_APPROX_SAME( exp,( -305.2559430), 128);
2531	CHECK_DBL_APPROX_SAME( exp,( +309.99884), 128);
2532	CHECK_DBL_APPROX_SAME( exp,( -309.111048), 128);
2533	CHECK_DBL_APPROX_SAME( exp,( +999.864597634), 1);
2534	CHECK_DBL_APPROX_SAME( exp,( -999.098234837), 1);
2535	CHECK_DBL_SAME( exp,( +DBL_MAX));
2536	CHECK_DBL_SAME( exp,( -DBL_MAX));
2537	CHECK_DBL_SAME( exp,( -DBL_MIN));
2538	CHECK_DBL_SAME( exp,( +DBL_MIN));
2539	CHECK_DBL_SAME( exp,( +INFINITY));
2540	CHECK_DBL_SAME( exp,( -INFINITY));
2541	CHECK_DBL_SAME( exp,(RTStrNanDouble(NULL, false)));
2542	CHECK_DBL_SAME( exp,(RTStrNanDouble("ab305f", true)));
2543	CHECK_DBL_SAME_RELAXED_NAN(exp,(RTStrNanDouble("fffffffff_signaling", true)));
2544	CHECK_DBL_SAME_RELAXED_NAN(exp,(RTStrNanDouble("7777777777778_sig", false)));
2545
2546	CHECK_FLT( RT_NOCRT(expf)( +1.0f), (float)M_E);
2547	CHECK_FLT( RT_NOCRT(expf)( +2.0f), (float)(M_E * M_E));
2548	CHECK_FLT( RT_NOCRT(expf)(+(float)INFINITY),+(float)INFINITY);
2549	CHECK_FLT( RT_NOCRT(expf)(-(float)INFINITY),+0.0f);
2550	CHECK_FLT( RT_NOCRT(expf)( +0.0f), +1.0f);
2551	CHECK_FLT( RT_NOCRT(expf)( -0.0f), +1.0f);
2552	CHECK_FLT_SAME( expf,( +0.0f));
2553	CHECK_FLT_SAME( expf,( -0.0f));
2554	CHECK_FLT_SAME( expf,( +1.0f));
2555	CHECK_FLT_SAME( expf,( +2.0f));
2556	CHECK_FLT_SAME( expf,( -1.0f));
2557	CHECK_FLT_SAME( expf,( +0.5f));
2558	CHECK_FLT_SAME( expf,( -0.5f));
2559	CHECK_FLT_SAME( expf,( +1.5f));
2560	CHECK_FLT_SAME( expf,( -1.5f));
2561	CHECK_FLT_SAME( expf,( +3.25f));
2562	CHECK_FLT_SAME( expf,( 99.2559430f));
2563	CHECK_FLT_SAME( expf,( -99.2559430f));
2564	CHECK_FLT_SAME( expf,( +305.2559430f));
2565	CHECK_FLT_SAME( expf,( -305.2559430f));
2566	CHECK_FLT_SAME( expf,( +309.99884f));
2567	CHECK_FLT_SAME( expf,( -309.111048f));
2568	CHECK_FLT_SAME( expf,( +999.864597634f));
2569	CHECK_FLT_SAME( expf,( -999.098234837f));
2570	CHECK_FLT_SAME( expf,( +FLT_MAX));
2571	CHECK_FLT_SAME( expf,( -FLT_MAX));
2572	CHECK_FLT_SAME( expf,( -FLT_MIN));
2573	CHECK_FLT_SAME( expf,( +FLT_MIN));
2574	CHECK_FLT_SAME( expf,(+(float)INFINITY));
2575	CHECK_FLT_SAME( expf,(-(float)INFINITY));
2576	CHECK_FLT_SAME( expf,(RTStrNanFloat(NULL, false)));
2577	CHECK_FLT_SAME( expf,(RTStrNanFloat("ab305f", true)));
2578	CHECK_FLT_SAME_RELAXED_NAN(expf,(RTStrNanFloat("fffffffff_signaling", true)));
2579	CHECK_FLT_SAME_RELAXED_NAN(expf,(RTStrNanFloat("7777777777778_sig", false)));
2580	}
2581
2582
2583	void testExp2()
2584	{
2585	RTTestSub(g_hTest, "exp2[f]");
2586
2587	CHECK_DBL( RT_NOCRT(exp2)( 1.0), 2.0);
2588	CHECK_DBL( RT_NOCRT(exp2)( 2.0), 4.0);
2589	CHECK_DBL( RT_NOCRT(exp2)( 32.0), 4294967296.0);
2590	CHECK_DBL( RT_NOCRT(exp2)( -1.0), 0.5);
2591	CHECK_DBL( RT_NOCRT(exp2)( -3.0), 0.125);
2592	CHECK_DBL_SAME( exp2,( 0.0));
2593	CHECK_DBL_SAME( exp2,( 1.0));
2594	CHECK_DBL_SAME( exp2,( 2.0));
2595	CHECK_DBL_SAME( exp2,( -1.0));
2596	CHECK_DBL_APPROX_SAME(exp2,( +0.5), 1);
2597	CHECK_DBL_APPROX_SAME(exp2,( -0.5), 1);
2598	CHECK_DBL_APPROX_SAME(exp2,( +1.5), 1);
2599	CHECK_DBL_APPROX_SAME(exp2,( -1.5), 1);
2600	CHECK_DBL_APPROX_SAME(exp2,( +3.25), 1);
2601	CHECK_DBL_APPROX_SAME(exp2,( 99.2559430), 1);
2602	CHECK_DBL_APPROX_SAME(exp2,( -99.2559430), 1);
2603	CHECK_DBL_APPROX_SAME(exp2,( +305.2559430), 1);
2604	CHECK_DBL_APPROX_SAME(exp2,( -305.2559430), 1);
2605	CHECK_DBL_APPROX_SAME(exp2,( +309.99884), 1);
2606	CHECK_DBL_APPROX_SAME(exp2,( -309.111048), 1);
2607	CHECK_DBL_APPROX_SAME(exp2,(+999.864597634), 1);
2608	CHECK_DBL_APPROX_SAME(exp2,(-999.098234837), 1);
2609	CHECK_DBL_SAME( exp2,( +INFINITY));
2610	CHECK_DBL_SAME( exp2,( -INFINITY));
2611	CHECK_DBL_SAME( exp2,( nan("1")));
2612	CHECK_DBL_SAME( exp2,(RTStrNanDouble("ab305f", true)));
2613	CHECK_DBL_SAME( exp2,(RTStrNanDouble("fffffffff_signaling", true)));
2614	CHECK_DBL_SAME( exp2,(RTStrNanDouble("7777777777778_sig", false)));
2615
2616
2617	CHECK_FLT( RT_NOCRT(exp2f)( 1.0f), 2.0f);
2618	CHECK_FLT( RT_NOCRT(exp2f)( 2.0f), 4.0f);
2619	CHECK_FLT( RT_NOCRT(exp2f)( 32.0f), 4294967296.0f);
2620	CHECK_FLT( RT_NOCRT(exp2f)( -1.0f), 0.5f);
2621	CHECK_FLT( RT_NOCRT(exp2f)( -3.0f), 0.125f);
2622	CHECK_FLT_SAME( exp2f,( 0.0f));
2623	CHECK_FLT_SAME( exp2f,(+(float)INFINITY));
2624	CHECK_FLT_SAME( exp2f,(-(float)INFINITY));
2625	CHECK_FLT_SAME( exp2f,( nan("1")));
2626	CHECK_FLT_SAME( exp2f,(RTStrNanFloat("ab305f", true)));
2627	CHECK_FLT_SAME( exp2f,(RTStrNanFloat("3fffff_signaling", true)));
2628	CHECK_FLT_SAME( exp2f,(RTStrNanFloat("79778_sig", false)));
2629	CHECK_FLT_SAME( exp2f,( 1.0f));
2630	CHECK_FLT_SAME( exp2f,( 2.0f));
2631	CHECK_FLT_SAME( exp2f,( -1.0f));
2632	CHECK_FLT_APPROX_SAME(exp2f,( +0.5f), 1);
2633	CHECK_FLT_APPROX_SAME(exp2f,( -0.5f), 1);
2634	CHECK_FLT_APPROX_SAME(exp2f,( +1.5f), 1);
2635	CHECK_FLT_APPROX_SAME(exp2f,( -1.5f), 1);
2636	CHECK_FLT_APPROX_SAME(exp2f,( +3.25f), 1);
2637	CHECK_FLT_APPROX_SAME(exp2f,( 99.25594f), 1);
2638	CHECK_FLT_APPROX_SAME(exp2f,( -99.25594f), 1);
2639	CHECK_FLT_APPROX_SAME(exp2f,( +305.25594f), 1);
2640	CHECK_FLT_APPROX_SAME(exp2f,( -305.25594f), 1);
2641	CHECK_FLT_APPROX_SAME(exp2f,( +309.99884f), 1);
2642	CHECK_FLT_APPROX_SAME(exp2f,( -309.111048f), 1);
2643	CHECK_FLT_APPROX_SAME(exp2f,( +999.86459f), 1);
2644	CHECK_FLT_APPROX_SAME(exp2f,( -999.09823f), 1);
2645	}
2646
2647
2648	void testLdExp()
2649	{
2650	RTTestSub(g_hTest, "ldexp[f]");
2651
2652	CHECK_DBL(RT_NOCRT(ldexp)(1.0, 1), 2.0);
2653	CHECK_DBL(RT_NOCRT(ldexp)(1.0, 2), 4.0);
2654	CHECK_DBL(RT_NOCRT(ldexp)(1.0, 32), 4294967296.0);
2655	CHECK_DBL(RT_NOCRT(ldexp)(2.0, 31), 4294967296.0);
2656	CHECK_DBL(RT_NOCRT(ldexp)(0.5, 33), 4294967296.0);
2657	CHECK_DBL(RT_NOCRT(ldexp)(1.0, -1), 0.5);
2658	CHECK_DBL(RT_NOCRT(ldexp)(1.0, -3), 0.125);
2659	CHECK_DBL_SAME(ldexp, (0.0, 0));
2660	CHECK_DBL_SAME(ldexp, (+INFINITY, 1));
2661	CHECK_DBL_SAME(ldexp, (+INFINITY, 2));
2662	CHECK_DBL_SAME(ldexp, (-INFINITY, 1));
2663	CHECK_DBL_SAME(ldexp, (-INFINITY, 2));
2664	CHECK_DBL_SAME(ldexp, (nan("1"), 1));
2665	CHECK_DBL_SAME(ldexp, (RTStrNanDouble("ab305f", true), 2));
2666	CHECK_DBL_SAME(ldexp, (RTStrNanDouble("fffffffff_signaling", true), 3));
2667	CHECK_DBL_SAME(ldexp, (RTStrNanDouble("7777777777778_sig", false), -4));
2668	CHECK_DBL_SAME(ldexp, ( 1.0, 1));
2669	CHECK_DBL_SAME(ldexp, ( 2.0, 2));
2670	CHECK_DBL_SAME(ldexp, ( -1.0, -1));
2671	CHECK_DBL_SAME(ldexp, ( +0.5, 63));
2672	CHECK_DBL_SAME(ldexp, ( -0.5, -73));
2673	CHECK_DBL_SAME(ldexp, ( +1.5, -88));
2674	CHECK_DBL_SAME(ldexp, ( -1.5, 99));
2675	CHECK_DBL_SAME(ldexp, ( +3.25, -102));
2676	CHECK_DBL_SAME(ldexp, ( 99.2559430, -256));
2677	CHECK_DBL_SAME(ldexp, ( -99.2559430, 256));
2678	CHECK_DBL_SAME(ldexp, ( +305.2559430, 34));
2679	CHECK_DBL_SAME(ldexp, ( -305.2559430, 79));
2680	CHECK_DBL_SAME(ldexp, ( +309.99884, -99));
2681	CHECK_DBL_SAME(ldexp, ( -309.111048, -38));
2682	CHECK_DBL_SAME(ldexp, (+999.864597634, -21));
2683	CHECK_DBL_SAME(ldexp, (-999.098234837, 21));
2684
2685	CHECK_FLT(RT_NOCRT(ldexpf)(1.0f, 1), 2.0f);
2686	CHECK_FLT(RT_NOCRT(ldexpf)(1.0f, 2), 4.0f);
2687	CHECK_FLT(RT_NOCRT(ldexpf)(1.0f, 32), 4294967296.0f);
2688	CHECK_FLT(RT_NOCRT(ldexpf)(2.0f, 31), 4294967296.0f);
2689	CHECK_FLT(RT_NOCRT(ldexpf)(0.5f, 33), 4294967296.0f);
2690	CHECK_FLT(RT_NOCRT(ldexpf)(1.0f, -1), 0.5f);
2691	CHECK_FLT(RT_NOCRT(ldexpf)(1.0f, -3), 0.125f);
2692	CHECK_FLT_SAME(ldexpf, (0.0f, 0));
2693	CHECK_FLT_SAME(ldexpf, (+INFINITY, 1));
2694	CHECK_FLT_SAME(ldexpf, (+INFINITY, 2));
2695	CHECK_FLT_SAME(ldexpf, (-INFINITY, 1));
2696	CHECK_FLT_SAME(ldexpf, (-INFINITY, 2));
2697	CHECK_FLT_SAME(ldexpf, (nan("1"), 1));
2698	CHECK_FLT_SAME(ldexpf, (RTStrNanDouble("ab305f", true), 2));
2699	CHECK_FLT_SAME(ldexpf, (RTStrNanDouble("fffffffff_signaling", true), 3));
2700	CHECK_FLT_SAME(ldexpf, (RTStrNanDouble("7777777777778_sig", false), -4));
2701	CHECK_FLT_SAME(ldexpf, ( 1.0f, 1));
2702	CHECK_FLT_SAME(ldexpf, ( 2.0f, 2));
2703	CHECK_FLT_SAME(ldexpf, ( -1.0f, -1));
2704	CHECK_FLT_SAME(ldexpf, ( +0.5f, 63));
2705	CHECK_FLT_SAME(ldexpf, ( -0.5f, -73));
2706	CHECK_FLT_SAME(ldexpf, ( +1.5f, -88));
2707	CHECK_FLT_SAME(ldexpf, ( -1.5f, 99));
2708	CHECK_FLT_SAME(ldexpf, ( +3.25f, -102));
2709	CHECK_FLT_SAME(ldexpf, ( 99.2559430f, -256));
2710	CHECK_FLT_SAME(ldexpf, ( -99.2559430f, 256));
2711	CHECK_FLT_SAME(ldexpf, ( +305.2559430f, 34));
2712	CHECK_FLT_SAME(ldexpf, ( -305.2559430f, 79));
2713	CHECK_FLT_SAME(ldexpf, ( +309.99884f, -99));
2714	CHECK_FLT_SAME(ldexpf, ( -309.111048f, -38));
2715	CHECK_FLT_SAME(ldexpf, (+999.864597634f, -21));
2716	CHECK_FLT_SAME(ldexpf, (-999.098234837f, 21));
2717
2718	}
2719
2720
2721	void testPow()
2722	{
2723	RTTestSub(g_hTest, "pow[f]");
2724
2725	/*
2726	* pow
2727	*/
2728	CHECK_DBL( RT_NOCRT(pow)( +1.0, +1.0), +1.0);
2729	CHECK_DBL( RT_NOCRT(pow)( +2.0, +1.0), +2.0);
2730	CHECK_DBL( RT_NOCRT(pow)( +2.0, +2.0), +4.0);
2731	CHECK_DBL( RT_NOCRT(pow)( +2.0, +43.0), +8796093022208.0);
2732
2733	/* special values: */
2734	CHECK_DBL( RT_NOCRT(pow)( +1.0, 43.0), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2735	CHECK_DBL( RT_NOCRT(pow)( +1.0, +0.0), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2736	CHECK_DBL( RT_NOCRT(pow)( +1.0, -0.0), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2737	CHECK_DBL( RT_NOCRT(pow)( +1.0, -34.5534), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2738	CHECK_DBL( RT_NOCRT(pow)( +1.0, +1.0e+128), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2739	CHECK_DBL( RT_NOCRT(pow)( +1.0, -1.0e+128), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2740	CHECK_DBL( RT_NOCRT(pow)( +1.0, +INFINITY), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2741	CHECK_DBL( RT_NOCRT(pow)( +1.0, -INFINITY), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2742	CHECK_DBL( RT_NOCRT(pow)( +1.0, RTStrNanDouble(NULL, true)), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2743	CHECK_DBL( RT_NOCRT(pow)( +1.0, RTStrNanDouble("s", false)), +1.0); /* 6. base=1 exp=wathever -> +1.0 */
2744	CHECK_DBL( RT_NOCRT(pow)( -1.0, +INFINITY), +1.0); /* 10. Exponent = +/-Inf and base = -1: Return 1.0 */
2745	CHECK_DBL( RT_NOCRT(pow)( +0.9, -INFINITY), +INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2746	CHECK_DBL( RT_NOCRT(pow)( +0.3490, -INFINITY), +INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2747	CHECK_DBL( RT_NOCRT(pow)( -0.9, -INFINITY), +INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2748	CHECK_DBL( RT_NOCRT(pow)( -0.165634, -INFINITY), +INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2749	CHECK_DBL( RT_NOCRT(pow)( -1.000001, -INFINITY), +0.0); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2750	CHECK_DBL( RT_NOCRT(pow)( +1.000001, -INFINITY), +0.0); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2751	CHECK_DBL( RT_NOCRT(pow)( +42.1, -INFINITY), +0.0); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2752	CHECK_DBL( RT_NOCRT(pow)( -42.1e+34, -INFINITY), +0.0); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2753	CHECK_DBL( RT_NOCRT(pow)( +42.1e+99, -INFINITY), +0.0); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2754	CHECK_DBL( RT_NOCRT(pow)( +0.8, +INFINITY), +0.0); /* 13. Exponent = +Inf and \|base\| < 1: Return +0 */
2755	CHECK_DBL( RT_NOCRT(pow)( -0.8, +INFINITY), +0.0); /* 13. Exponent = +Inf and \|base\| < 1: Return +0 */
2756	CHECK_DBL( RT_NOCRT(pow)( +1.000003, +INFINITY), +INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2757	CHECK_DBL( RT_NOCRT(pow)( -1.000003, +INFINITY), +INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2758	CHECK_DBL( RT_NOCRT(pow)( +42.000003e+67, +INFINITY), +INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2759	CHECK_DBL( RT_NOCRT(pow)( -996.6567e+109, +INFINITY), +INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2760	CHECK_DBL( RT_NOCRT(pow)( -1.23, 1.1), RTStrNanDouble(NULL, false)); /* 1. Finit base < 0 and finit non-interger exponent: -> domain error (#IE) + NaN. */
2761	CHECK_DBL( RT_NOCRT(pow)( -2.0, -42.353), RTStrNanDouble(NULL, false)); /* 1. Finit base < 0 and finit non-interger exponent: -> domain error (#IE) + NaN. */
2762	CHECK_DBL( RT_NOCRT(pow)( -2.0, -0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2763	CHECK_DBL( RT_NOCRT(pow)( -2.0, +0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2764	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, -0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2765	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, +0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2766	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, -0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2767	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, +0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2768	CHECK_DBL( RT_NOCRT(pow)( RTStrNanDouble("s", false), -0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2769	CHECK_DBL( RT_NOCRT(pow)( RTStrNanDouble(NULL, true), +0.0), +1.0); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2770	CHECK_DBL( RT_NOCRT(pow)( -0.0, -19.0), -INFINITY); /* 4a. base == +/-0.0 and exp < 0 and exp is odd integer: Return +/-Inf, raise div/0. */
2771	CHECK_DBL( RT_NOCRT(pow)( +0.0, -7.0), +INFINITY); /* 4a. base == +/-0.0 and exp < 0 and exp is odd integer: Return +/-Inf, raise div/0. */
2772	CHECK_DBL( RT_NOCRT(pow)( -0.0, -8.0), +INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2773	CHECK_DBL( RT_NOCRT(pow)( +0.0, -8.0), +INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2774	CHECK_DBL( RT_NOCRT(pow)( -0.0, -9.1), +INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2775	CHECK_DBL( RT_NOCRT(pow)( +0.0, -9.1), +INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2776	CHECK_DBL( RT_NOCRT(pow)( -0.0, +49.0), -0.0); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2777	CHECK_DBL( RT_NOCRT(pow)( -0.0, +999999999.0), -0.0); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2778	CHECK_DBL( RT_NOCRT(pow)( +0.0, +88888881.0), +0.0); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2779	CHECK_DBL( RT_NOCRT(pow)( +0.0, +3.0), +0.0); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2780	CHECK_DBL( RT_NOCRT(pow)( +0.0, +4.0), +0.0); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2781	CHECK_DBL( RT_NOCRT(pow)( -0.0, +4.0), +0.0); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2782	CHECK_DBL( RT_NOCRT(pow)( +0.0, +3.1), +0.0); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2783	CHECK_DBL( RT_NOCRT(pow)( -0.0, +3.1), +0.0); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2784	CHECK_DBL( RT_NOCRT(pow)( +0.0, +999999999.9), +0.0); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2785	CHECK_DBL( RT_NOCRT(pow)( -0.0, +999999999.9), +0.0); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2786	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, -999999999.0), -0.0); /* 15. base == -Inf and exp < 0 and exp is odd integer: Return -0 */
2787	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, -3.0), -0.0); /* 15. base == -Inf and exp < 0 and exp is odd integer: Return -0 */
2788	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, -3.1), +0.0); /* 16. base == -Inf and exp < 0 and exp is not odd int: Return +0 */
2789	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, -4.0), +0.0); /* 16. base == -Inf and exp < 0 and exp is not odd int: Return +0 */
2790	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, +3.0), -INFINITY); /* 17. base == -Inf and exp > 0 and exp is odd integer: Return -Inf */
2791	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, +7777777777.0), -INFINITY); /* 17. base == -Inf and exp > 0 and exp is odd integer: Return -Inf */
2792	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, +7777777777.7), +INFINITY); /* 18. base == -Inf and exp > 0 and exp is not odd int: Return +Inf */
2793	CHECK_DBL( RT_NOCRT(pow)( -INFINITY, +4.0), +INFINITY); /* 18. base == -Inf and exp > 0 and exp is not odd int: Return +Inf */
2794	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, -4.0), +0.0); /* 19. base == +Inf and exp < 0: Return +0 */
2795	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, -0.9), +0.0); /* 19. base == +Inf and exp < 0: Return +0 */
2796	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, -4.4), +0.0); /* 19. base == +Inf and exp < 0: Return +0 */
2797	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, +4.0), +INFINITY); /* 20. base == +Inf and exp > 0: Return +Inf */
2798	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, +4.4), +INFINITY); /* 20. base == +Inf and exp > 0: Return +Inf */
2799	CHECK_DBL( RT_NOCRT(pow)( +INFINITY, +0.3), +INFINITY); /* 20. base == +Inf and exp > 0: Return +Inf */
2800
2801	/* Integer exponents: */
2802	//lvbe /mnt/e/misc/float/pow +1.0 +1.0 +2.0 +1.0 +2.0 +2.0 +2.0 +15.0 +2.0 +42.0 -2.5 +3.0 -2.5 +4.0 -2.5 +16.0 +2.0 -1.0 +2.0 -2.0 +2.0 -3.0 -42.5 -7.0 \| clip
2803	CHECK_DBL( RT_NOCRT(pow)( +1.0, +1.0), +1);
2804	CHECK_DBL( RT_NOCRT(pow)( +2.0, +1.0), +2);
2805	CHECK_DBL( RT_NOCRT(pow)( +2.0, +2.0), +4);
2806	CHECK_DBL( RT_NOCRT(pow)( +2.0, +15.0), +32768);
2807	CHECK_DBL( RT_NOCRT(pow)( +2.0, +42.0), +4398046511104);
2808	CHECK_DBL( RT_NOCRT(pow)( -2.5, +3.0), -15.625);
2809	CHECK_DBL( RT_NOCRT(pow)( -2.5, +4.0), +39.0625);
2810	CHECK_DBL( RT_NOCRT(pow)( -2.5, +16.0), +2328306.4365386962891);
2811	CHECK_DBL( RT_NOCRT(pow)( +2.0, -1.0), +0.5);
2812	CHECK_DBL( RT_NOCRT(pow)( +2.0, -2.0), +0.25);
2813	CHECK_DBL( RT_NOCRT(pow)( +2.0, -3.0), +0.125);
2814	/* Fractional exponents: */
2815	//lvbe /mnt/e/misc/float/pow +2.0 +1.0001 +2.0 +1.5 +2.0 -1.5 +2.0 -1.1 +2.0 -0.98 +2.5 +0.39 +42.424242 +22.34356458 +88888888.9999999e+10 +2.7182818284590452354 +9999387.349569 -2.7182818284590452354\| clip
2816	CHECK_DBL( RT_NOCRT(pow)( +2.0, +1.0001), +2.0001386342407529995);
2817	CHECK_DBL( RT_NOCRT(pow)( +2.0, +1.5), +2.8284271247461902909);
2818	CHECK_DBL( RT_NOCRT(pow)( +2.0, -1.5), +0.35355339059327378637);
2819	CHECK_DBL( RT_NOCRT(pow)( +2.0, -1.1), +0.46651649576840370504);
2820	CHECK_DBL( RT_NOCRT(pow)( +2.0, -0.98), +0.50697973989501454728);
2821	CHECK_DBL( RT_NOCRT(pow)( +2.5, +0.39), +1.4295409595509598333);
2822	CHECK_DBL_RANGE(RT_NOCRT(pow)( +42.424242, +22.34356458), +2.3264866447369911544e+36, 0.00000000000001e+36);
2823	CHECK_DBL_RANGE(RT_NOCRT(pow)( +88888888.9999999e+10, +2.7182818284590452354), +6.1663183371503584444e+48, 0.00000000000001e+48);
2824	CHECK_DBL_RANGE(RT_NOCRT(pow)( +9999387.349569, -2.7182818284590452354), +9.3777689533441608684e-20, 0.00000000000001e-20);
2825
2826	/*
2827	* powf
2828	*/
2829	CHECK_FLT( RT_NOCRT(powf)( +1.0f, +1.0f), +1.0f);
2830	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +1.0f), +2.0f);
2831	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +2.0f), +4.0f);
2832	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +43.0f), +8796093022208.0f);
2833
2834	/* Integer exponents: */
2835	//lvbe /mnt/e/misc/float/pow -f +1.0 +1.0 +2.0 +1.0 +2.0 +2.0 +2.0 +15.0 +2.0 +42.0 -2.5 +3.0 -2.5 +4.0 -2.5 +16.0 +2.0 -1.0 +2.0 -2.0 +2.0 -3.0 -42.5 -7.0 \| clip
2836	CHECK_FLT( RT_NOCRT(powf)( +1.0f, +1.0f), +1.0f);
2837	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +1.0f), +2.0f);
2838	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +2.0f), +4.0f);
2839	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +15.0f), +32768.0f);
2840	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +42.0f), +4398046511104.0f);
2841	CHECK_FLT( RT_NOCRT(powf)( -2.5f, +3.0f), -15.625f);
2842	CHECK_FLT( RT_NOCRT(powf)( -2.5f, +4.0f), +39.0625f);
2843	CHECK_FLT( RT_NOCRT(powf)( -2.5f, +16.0f), +2328306.5f);
2844	CHECK_FLT( RT_NOCRT(powf)( +2.0f, -1.0f), +0.5f);
2845	CHECK_FLT( RT_NOCRT(powf)( +2.0f, -2.0f), +0.25f);
2846	CHECK_FLT( RT_NOCRT(powf)( +2.0f, -3.0f), +0.125f);
2847	CHECK_FLT( RT_NOCRT(powf)( -42.5f, -7.0f), -3.99279958054888e-12f);
2848	/* Fractional exponents: */
2849	//lvbe /mnt/e/misc/float/pow -f +2.0 +1.0001 +2.0 +1.5 +2.0 -1.5 +2.0 -1.1 +2.0 -0.98 +2.5 +0.39 +42.424242 +22.34356458 +88888888.9999999e+6 +2.7182818284590452354 +9999387.349569 -2.7182818284590452354\| clip
2850	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +1.0001f), +2.00013875961304f);
2851	CHECK_FLT( RT_NOCRT(powf)( +2.0f, +1.5f), +2.82842707633972f);
2852	CHECK_FLT( RT_NOCRT(powf)( +2.0f, -1.5f), +0.353553384542465f);
2853	CHECK_FLT( RT_NOCRT(powf)( +2.0f, -1.1f), +0.466516494750977f);
2854	CHECK_FLT( RT_NOCRT(powf)( +2.0f, -0.98f), +0.506979703903198f);
2855	CHECK_FLT( RT_NOCRT(powf)( +2.5f, +0.39f), +1.42954099178314f);
2856	CHECK_FLT( RT_NOCRT(powf)( +42.424242f, +22.34356458f), +2.32648793070284e+36f);
2857	CHECK_FLT( RT_NOCRT(powf)( +88888888.9999999e+6f, +2.7182818284590452354f), +8.25842928313806e+37f);
2858	CHECK_FLT( RT_NOCRT(powf)( +9999387.349569f, -2.7182818284590452354f), +9.37778214743062e-20f);
2859
2860	/* special values: */
2861	CHECK_FLT( RT_NOCRT(powf)( +1.0f, 43.0f), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2862	CHECK_FLT( RT_NOCRT(powf)( +1.0f, +0.0f), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2863	CHECK_FLT( RT_NOCRT(powf)( +1.0f, -0.0f), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2864	CHECK_FLT( RT_NOCRT(powf)( +1.0f, -34.5534f), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2865	CHECK_FLT( RT_NOCRT(powf)( +1.0f, +1.0e+37f), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2866	CHECK_FLT( RT_NOCRT(powf)( +1.0f, -1.0e+37f), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2867	CHECK_FLT( RT_NOCRT(powf)( +1.0f, +(float)INFINITY), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2868	CHECK_FLT( RT_NOCRT(powf)( +1.0f, -(float)INFINITY), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2869	CHECK_FLT( RT_NOCRT(powf)( +1.0f, RTStrNanFloat(NULL, true)), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2870	CHECK_FLT( RT_NOCRT(powf)( +1.0f, RTStrNanFloat("s", false)), +1.0f); /* 6. base=1 exp=wathever -> +1.0 */
2871	CHECK_FLT( RT_NOCRT(powf)( -1.0f, +(float)INFINITY), +1.0f); /* 10. Exponent = +/-Inf and base = -1: Return 1.0 */
2872	CHECK_FLT( RT_NOCRT(powf)( +0.9f, -(float)INFINITY), +(float)INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2873	CHECK_FLT( RT_NOCRT(powf)( +0.3490f, -(float)INFINITY), +(float)INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2874	CHECK_FLT( RT_NOCRT(powf)( -0.9f, -(float)INFINITY), +(float)INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2875	CHECK_FLT( RT_NOCRT(powf)( -0.165634f, -(float)INFINITY), +(float)INFINITY); /* 11. Exponent = -Inf and \|base\| < 1: Return +Inf */
2876	CHECK_FLT( RT_NOCRT(powf)( -1.000001f, -(float)INFINITY), +0.0f); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2877	CHECK_FLT( RT_NOCRT(powf)( +1.000001f, -(float)INFINITY), +0.0f); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2878	CHECK_FLT( RT_NOCRT(powf)( +42.1f, -(float)INFINITY), +0.0f); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2879	CHECK_FLT( RT_NOCRT(powf)( -42.1e+34f, -(float)INFINITY), +0.0f); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2880	CHECK_FLT( RT_NOCRT(powf)( +42.1e+32f, -(float)INFINITY), +0.0f); /* 12. Exponent = -Inf and \|base\| > 1: Return +0 */
2881	CHECK_FLT( RT_NOCRT(powf)( +0.8f, +(float)INFINITY), +0.0f); /* 13. Exponent = +Inf and \|base\| < 1: Return +0 */
2882	CHECK_FLT( RT_NOCRT(powf)( -0.8f, +(float)INFINITY), +0.0f); /* 13. Exponent = +Inf and \|base\| < 1: Return +0 */
2883	CHECK_FLT( RT_NOCRT(powf)( +1.000003f, +(float)INFINITY), +(float)INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2884	CHECK_FLT( RT_NOCRT(powf)( -1.000003f, +(float)INFINITY), +(float)INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2885	CHECK_FLT( RT_NOCRT(powf)( +42.000003e+33f, +(float)INFINITY), +(float)INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2886	CHECK_FLT( RT_NOCRT(powf)( -996.6567e+30f, +(float)INFINITY), +(float)INFINITY); /* 14. Exponent = +Inf and \|base\| > 1: Return +Inf */
2887	CHECK_FLT( RT_NOCRT(powf)( -1.23f, 1.1f), RTStrNanFloat(NULL, false)); /* 1. Finit base < 0 and finit non-interger exponent: -> domain error (#IE) + NaN. */
2888	CHECK_FLT( RT_NOCRT(powf)( -2.0f, -42.32f), RTStrNanFloat(NULL, false)); /* 1. Finit base < 0 and finit non-interger exponent: -> domain error (#IE) + NaN. */
2889	CHECK_FLT( RT_NOCRT(powf)( -2.0f, -0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2890	CHECK_FLT( RT_NOCRT(powf)( -2.0f, +0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2891	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, -0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2892	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, +0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2893	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, -0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2894	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, +0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2895	CHECK_FLT( RT_NOCRT(powf)( RTStrNanFloat("s", false), -0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2896	CHECK_FLT( RT_NOCRT(powf)( RTStrNanFloat(NULL, true), +0.0f), +1.0f); /* 7. Exponent = +/-0.0, any base value including NaN: return +1.0 */
2897	CHECK_FLT( RT_NOCRT(powf)( -0.0f, -19.0f), -(float)INFINITY); /* 4a. base == +/-0.0 and exp < 0 and exp is odd integer: Return +/-Inf, raise div/0. */
2898	CHECK_FLT( RT_NOCRT(powf)( +0.0f, -7.0f), +(float)INFINITY); /* 4a. base == +/-0.0 and exp < 0 and exp is odd integer: Return +/-Inf, raise div/0. */
2899	CHECK_FLT( RT_NOCRT(powf)( -0.0f, -8.0f), +(float)INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2900	CHECK_FLT( RT_NOCRT(powf)( +0.0f, -8.0f), +(float)INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2901	CHECK_FLT( RT_NOCRT(powf)( -0.0f, -9.1f), +(float)INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2902	CHECK_FLT( RT_NOCRT(powf)( +0.0f, -9.1f), +(float)INFINITY); /* 4b. base == +/-0.0 and exp < 0 and exp is not odd int: Return +Inf, raise div/0. */
2903	CHECK_FLT( RT_NOCRT(powf)( -0.0f, +49.0f), -0.0f); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2904	CHECK_FLT( RT_NOCRT(powf)( -0.0f, +999999.0f), -0.0f); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2905	CHECK_FLT( RT_NOCRT(powf)( +0.0f, +88881.0f), +0.0f); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2906	CHECK_FLT( RT_NOCRT(powf)( +0.0f, +3.0f), +0.0f); /* 8. base == +/-0.0 and exp > 0 and exp is odd integer: Return +/-0.0 */
2907	CHECK_FLT( RT_NOCRT(powf)( +0.0f, +4.0f), +0.0f); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2908	CHECK_FLT( RT_NOCRT(powf)( -0.0f, +4.0f), +0.0f); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2909	CHECK_FLT( RT_NOCRT(powf)( +0.0f, +3.1f), +0.0f); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2910	CHECK_FLT( RT_NOCRT(powf)( -0.0f, +3.1f), +0.0f); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2911	CHECK_FLT( RT_NOCRT(powf)( +0.0f, +99999.9f), +0.0f); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2912	CHECK_FLT( RT_NOCRT(powf)( -0.0f, +99999.9f), +0.0f); /* 9. base == +/-0.0 and exp > 0 and exp is not odd int: Return +0 */
2913	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, -99999.0f), -0.0f); /* 15. base == -Inf and exp < 0 and exp is odd integer: Return -0 */
2914	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, -3.0f), -0.0f); /* 15. base == -Inf and exp < 0 and exp is odd integer: Return -0 */
2915	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, -3.1f), +0.0f); /* 16. base == -Inf and exp < 0 and exp is not odd int: Return +0 */
2916	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, -4.0f), +0.0f); /* 16. base == -Inf and exp < 0 and exp is not odd int: Return +0 */
2917	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, +3.0f), -(float)INFINITY); /* 17. base == -Inf and exp > 0 and exp is odd integer: Return -Inf */
2918	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, +777777.0f), -(float)INFINITY); /* 17. base == -Inf and exp > 0 and exp is odd integer: Return -Inf */
2919	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, +77777.7f), +(float)INFINITY); /* 18. base == -Inf and exp > 0 and exp is not odd int: Return +Inf */
2920	CHECK_FLT( RT_NOCRT(powf)( -(float)INFINITY, +4.0f), +(float)INFINITY); /* 18. base == -Inf and exp > 0 and exp is not odd int: Return +Inf */
2921	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, -4.0f), +0.0f); /* 19. base == +Inf and exp < 0: Return +0 */
2922	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, -0.9f), +0.0f); /* 19. base == +Inf and exp < 0: Return +0 */
2923	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, -4.4f), +0.0f); /* 19. base == +Inf and exp < 0: Return +0 */
2924	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, +4.0f), +(float)INFINITY); /* 20. base == +Inf and exp > 0: Return +Inf */
2925	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, +4.4f), +(float)INFINITY); /* 20. base == +Inf and exp > 0: Return +Inf */
2926	CHECK_FLT( RT_NOCRT(powf)( +(float)INFINITY, +0.3f), +(float)INFINITY); /* 20. base == +Inf and exp > 0: Return +Inf */
2927
2928	}
2929
2930	void testFma()
2931	{
2932	RTTestSub(g_hTest, "fma[f]");
2933
2934	CHECK_DBL(RT_NOCRT(fma)(1.0, 1.0, 1.0), 2.0);
2935	CHECK_DBL(RT_NOCRT(fma)(4.0, 2.0, 1.0), 9.0);
2936	CHECK_DBL(RT_NOCRT(fma)(4.0, 2.0, -1.0), 7.0);
2937	CHECK_DBL_SAME(fma, (0.0, 0.0, 0.0));
2938	CHECK_DBL_SAME(fma, (999999.0, 33334.0, 29345.0));
2939	CHECK_DBL_SAME(fma, (39560.32334, 9605.5546, -59079.345069));
2940	CHECK_DBL_SAME(fma, (39560.32334, -59079.345069, 9605.5546));
2941	CHECK_DBL_SAME(fma, (-59079.345069, 39560.32334, 9605.5546));
2942	CHECK_DBL_SAME(fma, (+INFINITY, +INFINITY, -INFINITY));
2943	CHECK_DBL_SAME(fma, (4.0, +INFINITY, 2.0));
2944	CHECK_DBL_SAME(fma, (4.0, 4.0, +INFINITY));
2945	CHECK_DBL_SAME(fma, (-INFINITY, 4.0, 4.0));
2946	CHECK_DBL_SAME(fma, (2.34960584706e100, 7.6050698459e-13, 9.99996777e77));
2947
2948	CHECK_FLT(RT_NOCRT(fmaf)(1.0f, 1.0f, 1.0), 2.0);
2949	CHECK_FLT(RT_NOCRT(fmaf)(4.0f, 2.0f, 1.0), 9.0);
2950	CHECK_FLT(RT_NOCRT(fmaf)(4.0f, 2.0f, -1.0), 7.0);
2951	CHECK_FLT_SAME(fmaf, (0.0f, 0.0f, 0.0f));
2952	CHECK_FLT_SAME(fmaf, (999999.0f, 33334.0f, 29345.0f));
2953	CHECK_FLT_SAME(fmaf, (39560.32334f, 9605.5546f, -59079.345069f));
2954	CHECK_FLT_SAME(fmaf, (39560.32334f, -59079.345069f, 9605.5546f));
2955	CHECK_FLT_SAME(fmaf, (-59079.345069f, 39560.32334f, 9605.5546f));
2956	CHECK_FLT_SAME(fmaf, (+INFINITY, +INFINITY, -INFINITY));
2957	CHECK_FLT_SAME(fmaf, (4.0f, +INFINITY, 2.0f));
2958	CHECK_FLT_SAME(fmaf, (4.0f, 4.0f, +INFINITY));
2959	CHECK_FLT_SAME(fmaf, (-INFINITY, 4.0f, 4.0f));
2960	CHECK_FLT_SAME(fmaf, (2.34960584706e22f, 7.6050698459e-13f, 9.99996777e27f));
2961	}
2962
2963
2964	void testRemainder()
2965	{
2966	RTTestSub(g_hTest, "remainder[f]");
2967
2968	/* The UCRT and x87 FPU generally disagree on the sign of the NaN, so don't be too picky here for now. */
2969
2970	CHECK_DBL( RT_NOCRT(remainder)( 1.0, 1.0), +0.0);
2971	CHECK_DBL( RT_NOCRT(remainder)( 1.5, 1.0), -0.5);
2972	CHECK_DBL_SAME_RELAXED_NAN(remainder,( 1.0, 1.0));
2973	CHECK_DBL_SAME_RELAXED_NAN(remainder,( 1.5, 1.0));
2974	CHECK_DBL_SAME_RELAXED_NAN(remainder,( +0.0, +0.0));
2975	CHECK_DBL_SAME_RELAXED_NAN(remainder,( +0.0, -0.0));
2976	CHECK_DBL_SAME_RELAXED_NAN(remainder,( -0.0, -0.0));
2977	CHECK_DBL_SAME_RELAXED_NAN(remainder,( -0.0, +0.0));
2978	CHECK_DBL_SAME_RELAXED_NAN(remainder,( 999999.0, 33334.0));
2979	CHECK_DBL_SAME_RELAXED_NAN(remainder,( -999999.0, 33334.0));
2980	CHECK_DBL_SAME_RELAXED_NAN(remainder,( -999999.0, -33334.0));
2981	CHECK_DBL_SAME_RELAXED_NAN(remainder,( 999999.0, -33334.0));
2982	CHECK_DBL_SAME_RELAXED_NAN(remainder,( 39560.32334, 9605.5546));
2983	CHECK_DBL_SAME_RELAXED_NAN(remainder,( 39560.32334, -59079.345069));
2984	CHECK_DBL_SAME_RELAXED_NAN(remainder,( +INFINITY, +INFINITY));
2985	CHECK_DBL_SAME_RELAXED_NAN(remainder,( 2.4, +INFINITY));
2986	CHECK_DBL_SAME_RELAXED_NAN(remainder,( +INFINITY, 2.4));
2987	CHECK_DBL_SAME_RELAXED_NAN(remainder,(2.34960584706e100, 7.6050698459e+13));
2988	CHECK_DBL_SAME_RELAXED_NAN(remainder,(2.34960584706e300, -7.6050698459e-13));
2989	CHECK_DBL_SAME_RELAXED_NAN(remainder,(2.34960584706e300, RTStrNanDouble(NULL, true)));
2990	CHECK_DBL_SAME_RELAXED_NAN(remainder,(RTStrNanDouble(NULL, true), 2.0));
2991	CHECK_DBL_SAME_RELAXED_NAN(remainder,(RTStrNanDouble(NULL, true), RTStrNanDouble("s", false)));
2992
2993	CHECK_FLT( RT_NOCRT(remainderf)( 1.0f, 1.0f), +0.0f);
2994	CHECK_FLT( RT_NOCRT(remainderf)( 1.5f, 1.0f), -0.5f);
2995	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( 1.0f, 1.0f));
2996	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( 1.5f, 1.0f));
2997	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( +0.0f, +0.0f));
2998	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( +0.0f, -0.0f));
2999	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( -0.0f, -0.0f));
3000	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( -0.0f, +0.0f));
3001	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( 999999.0f, 33334.0f));
3002	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( -999999.0f, 33334.0f));
3003	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( -999999.0f, -33334.0f));
3004	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( 999999.0f, -33334.0f));
3005	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( 39560.32334f, 9605.5546f));
3006	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( 39560.32334f, -59079.345069f));
3007	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( +INFINITY, +INFINITY));
3008	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( 2.4f, +INFINITY));
3009	CHECK_FLT_SAME_RELAXED_NAN(remainderf,( +INFINITY, 2.4f));
3010	CHECK_FLT_SAME_RELAXED_NAN(remainderf,(-2.34960584706e+35f, 7.6050698459e-23f));
3011	CHECK_FLT_SAME_RELAXED_NAN(remainderf,(2.34960584706e+35f, 7.6050698459e-13f));
3012	CHECK_FLT_SAME_RELAXED_NAN(remainderf,(2.34960584706e+30f, RTStrNanFloat(NULL, true)));
3013	CHECK_FLT_SAME_RELAXED_NAN(remainderf,(RTStrNanFloat(NULL, true), 2.0f));
3014	CHECK_FLT_SAME_RELAXED_NAN(remainderf,(RTStrNanFloat(NULL, true), RTStrNanFloat("s", false)));
3015	}
3016
3017
3018	void testLog()
3019	{
3020	RTTestSub(g_hTest, "log[f]");
3021
3022	CHECK_DBL(RT_NOCRT(log)( 1.0), +0.0);
3023	CHECK_DBL(RT_NOCRT(log)(2.7182818284590452354), +1.0);
3024	CHECK_DBL(RT_NOCRT(log)(2.0), 0.69314718055994530942);
3025	CHECK_DBL_SAME(log,( 1.0));
3026	CHECK_DBL_SAME(log,( 1.5));
3027	CHECK_DBL_SAME(log,( +0.0));
3028	CHECK_DBL_SAME(log,( +0.0));
3029	CHECK_DBL_SAME(log,( -0.0));
3030	CHECK_DBL_SAME(log,( -0.0));
3031	CHECK_DBL_SAME(log,( 999999.0));
3032	CHECK_DBL_SAME(log,( -999999.0));
3033	CHECK_DBL_SAME(log,( -999999.0));
3034	CHECK_DBL_SAME(log,( 999999.0));
3035	CHECK_DBL_SAME(log,( 39560.32334));
3036	CHECK_DBL_SAME(log,( 39560.32334));
3037	CHECK_DBL_SAME(log,( +INFINITY));
3038	CHECK_DBL_SAME(log,( -INFINITY));
3039	CHECK_DBL_SAME(log,( +DBL_MAX));
3040	CHECK_DBL_SAME(log,( -DBL_MAX));
3041	CHECK_DBL_SAME(log,(2.34960584706e100));
3042	CHECK_DBL_SAME(log,(2.34960584706e300));
3043	CHECK_DBL_SAME(log,(2.34960584706e300));
3044	CHECK_DBL_SAME(log,(RTStrNanDouble(NULL, true)));
3045	CHECK_DBL_SAME(log,(RTStrNanDouble("s", true)));
3046	CHECK_DBL_SAME(log,(RTStrNanDouble("s", false)));
3047
3048	CHECK_FLT(RT_NOCRT(logf)( 1.0f), +0.0f);
3049	CHECK_FLT(RT_NOCRT(logf)((float)2.7182818284590452354), +0.99999995f); /* floating point is fun */
3050	CHECK_FLT(RT_NOCRT(logf)(2.0f), (float)0.69314718055994530942);
3051	CHECK_FLT_SAME(logf,((float)2.7182818284590452354));
3052	CHECK_FLT_SAME(logf,( 1.0f));
3053	CHECK_FLT_SAME(logf,( 1.5f));
3054	CHECK_FLT_SAME(logf,( +0.0f));
3055	CHECK_FLT_SAME(logf,( +0.0f));
3056	CHECK_FLT_SAME(logf,( -0.0f));
3057	CHECK_FLT_SAME(logf,( -0.0f));
3058	CHECK_FLT_SAME(logf,( 999999.0f));
3059	CHECK_FLT_SAME(logf,( -999999.0f));
3060	CHECK_FLT_SAME(logf,( -999999.0f));
3061	CHECK_FLT_SAME(logf,( 999999.0f));
3062	CHECK_FLT_SAME(logf,( 39560.32334f));
3063	CHECK_FLT_SAME(logf,( 39560.32334f));
3064	CHECK_FLT_SAME(logf,( +INFINITY));
3065	CHECK_FLT_SAME(logf,( -INFINITY));
3066	CHECK_FLT_SAME(logf,( +FLT_MAX));
3067	CHECK_FLT_SAME(logf,( -FLT_MAX));
3068	CHECK_FLT_SAME(logf,(2.34960584706e+10f));
3069	CHECK_FLT_SAME(logf,(2.34960584706e+30f));
3070	CHECK_FLT_SAME(logf,(2.34960584706e+30f));
3071	CHECK_FLT_SAME(logf,(RTStrNanFloat(NULL, true)));
3072	CHECK_FLT_SAME(logf,(RTStrNanFloat("s", true)));
3073	CHECK_FLT_SAME(logf,(RTStrNanFloat("s", false)));
3074	}
3075
3076
3077	void testLog2()
3078	{
3079	RTTestSub(g_hTest, "log2[f]");
3080
3081	CHECK_DBL( RT_NOCRT(log2)(RTStrNanDouble(NULL, true)), RTStrNanDouble(NULL, true));
3082	CHECK_DBL( RT_NOCRT(log2)(RTStrNanDouble("234", false)), RTStrNanDouble("234", false));
3083	CHECK_DBL( RT_NOCRT(log2)(RTStrNanDouble("999s", false)), RTStrNanDouble("999s", false));
3084	CHECK_DBL( RT_NOCRT(log2)(RTStrNanDouble("fffs", true)), RTStrNanDouble("fffs", true));
3085	CHECK_XCPT(CHECK_DBL(RT_NOCRT(log2)( +0.0), -INFINITY), RT_NOCRT_FE_DIVBYZERO, RT_NOCRT_FE_DIVBYZERO);
3086	CHECK_XCPT(CHECK_DBL(RT_NOCRT(log2)( -0.0), -INFINITY), RT_NOCRT_FE_DIVBYZERO, RT_NOCRT_FE_DIVBYZERO);
3087	CHECK_XCPT(CHECK_DBL(RT_NOCRT(log2)(-123.0), RTStrNanDouble(NULL, false)), RT_NOCRT_FE_INVALID, RT_NOCRT_FE_INVALID);
3088	CHECK_DBL( RT_NOCRT(log2)( 1.0), +0.0);
3089	CHECK_DBL( RT_NOCRT(log2)( 2.0), +1.0);
3090	CHECK_DBL( RT_NOCRT(log2)( 1024.0), +10.0);
3091	CHECK_DBL( RT_NOCRT(log2)( 1099511627776.0), +40.0); /* _1T */
3092	CHECK_DBL_SAME( log2,( 1.0));
3093	CHECK_DBL_SAME( log2,( 2.0));
3094	CHECK_DBL_SAME( log2,( 1024.0));
3095	CHECK_DBL_SAME( log2,( 1099511627776.0)); /* _1T */
3096	CHECK_DBL_SAME( log2,( 1.5));
3097	CHECK_DBL_SAME( log2,( 1.234485e-5));
3098	CHECK_DBL_SAME( log2,( 1.234485e+9));
3099	CHECK_DBL_SAME( log2,( 1.234485e+253));
3100	CHECK_DBL_SAME( log2,( +INFINITY));
3101	CHECK_DBL_SAME( log2,( -INFINITY));
3102	CHECK_DBL_SAME( log2,( +DBL_MAX));
3103	CHECK_DBL_SAME( log2,( -DBL_MAX));
3104	CHECK_DBL_SAME( log2,(RTStrNanDouble(NULL, true)));
3105	CHECK_DBL_SAME( log2,(RTStrNanDouble(NULL, false)));
3106	#if 0 /* UCRT doesn't preserve signalling NaN */
3107	CHECK_DBL_SAME( log2,(RTStrNanDouble("s", true)));
3108	CHECK_DBL_SAME( log2,(RTStrNanDouble("s", false)));
3109	#endif
3110
3111	CHECK_FLT( RT_NOCRT(log2f)(RTStrNanFloat(NULL, true)), RTStrNanFloat(NULL, true));
3112	CHECK_FLT( RT_NOCRT(log2f)(RTStrNanFloat("234", false)), RTStrNanFloat("234", false));
3113	CHECK_FLT( RT_NOCRT(log2f)(RTStrNanFloat("999s", false)), RTStrNanFloat("999s", false));
3114	CHECK_FLT( RT_NOCRT(log2f)(RTStrNanFloat("fffs", true)), RTStrNanFloat("fffs", true));
3115	CHECK_XCPT(CHECK_FLT(RT_NOCRT(log2f)( +0.0f), -(float)INFINITY), RT_NOCRT_FE_DIVBYZERO, RT_NOCRT_FE_DIVBYZERO);
3116	CHECK_XCPT(CHECK_FLT(RT_NOCRT(log2f)( -0.0f), -(float)INFINITY), RT_NOCRT_FE_DIVBYZERO, RT_NOCRT_FE_DIVBYZERO);
3117	CHECK_XCPT(CHECK_FLT(RT_NOCRT(log2f)(-123.0f), RTStrNanFloat(NULL, false)), RT_NOCRT_FE_INVALID, RT_NOCRT_FE_INVALID);
3118	CHECK_FLT( RT_NOCRT(log2f)( 1.0f), +0.0f);
3119	CHECK_FLT( RT_NOCRT(log2f)( 2.0f), +1.0f);
3120	CHECK_FLT( RT_NOCRT(log2f)( 1024.0f), +10.0f);
3121	CHECK_FLT( RT_NOCRT(log2f)( 1099511627776.0f), +40.0f); /* _1T */
3122	CHECK_FLT_SAME( log2f,( 1.0f));
3123	CHECK_FLT_SAME( log2f,( 2.0f));
3124	CHECK_FLT_SAME( log2f,( 1024.0f));
3125	CHECK_FLT_SAME( log2f,( 1099511627776.0f)); /* _1T */
3126	CHECK_FLT_SAME( log2f,( 1.5f));
3127	CHECK_FLT_SAME( log2f,( 1.234485e-5f));
3128	CHECK_FLT_SAME( log2f,( 1.234485e+9f));
3129	CHECK_FLT_SAME( log2f,( 1.234485e+35f));
3130	CHECK_FLT_SAME_RELAXED_NAN( log2f,( +(float)INFINITY)); /* UCRT returns +QNaN here, but log2 reutrn -QNaN. */
3131	CHECK_FLT_SAME_RELAXED_NAN( log2f,( -(float)INFINITY)); /* ditto */
3132	CHECK_FLT_SAME( log2f,( +FLT_MAX));
3133	CHECK_FLT_SAME_RELAXED_NAN( log2f,( -FLT_MAX)); /* UCRT returns +QNaN here, but log2 reutrn -QNaN. */
3134	CHECK_FLT_SAME( log2f,(RTStrNanFloat(NULL, true)));
3135	CHECK_FLT_SAME( log2f,(RTStrNanFloat(NULL, false)));
3136	#if 0 /* UCRT doesn't preserve signalling NaN */
3137	CHECK_FLT_SAME( log2f,(RTStrNanDouble("s", true)));
3138	CHECK_FLT_SAME( log2f,(RTStrNanDouble("s", false)));
3139	#endif
3140
3141	}
3142
3143
3144	void testSqRt()
3145	{
3146	RTTestSub(g_hTest, "sqrt[f]");
3147
3148	CHECK_DBL(RT_NOCRT(sqrt)( 1.0), +1.0);
3149	CHECK_DBL(RT_NOCRT(sqrt)( 4.0), +2.0);
3150	CHECK_DBL(RT_NOCRT(sqrt)( 144.0), +12.0);
3151	CHECK_DBL(RT_NOCRT(sqrt)( -1.0), RTStrNanDouble(NULL, false));
3152	CHECK_DBL(RT_NOCRT(sqrt)( -995.4547), RTStrNanDouble(NULL, false));
3153	CHECK_DBL_SAME( sqrt,( 1.0));
3154	CHECK_DBL_SAME( sqrt,( 1.5));
3155	CHECK_DBL_SAME( sqrt,( +0.0));
3156	CHECK_DBL_SAME( sqrt,( +0.0));
3157	CHECK_DBL_SAME( sqrt,( -0.0));
3158	CHECK_DBL_SAME( sqrt,( -0.0));
3159	CHECK_DBL_SAME( sqrt,( 999999.0));
3160	CHECK_DBL_SAME( sqrt,( -999999.0));
3161	CHECK_DBL_SAME( sqrt,( -999999.0));
3162	CHECK_DBL_SAME( sqrt,( 999999.0));
3163	CHECK_DBL_SAME( sqrt,( 39560.32334));
3164	CHECK_DBL_SAME( sqrt,( 39560.32334));
3165	CHECK_DBL_SAME( sqrt,( +INFINITY));
3166	CHECK_DBL_SAME( sqrt,( -INFINITY));
3167	CHECK_DBL_SAME( sqrt,( +DBL_MAX));
3168	CHECK_DBL_SAME( sqrt,( -DBL_MAX));
3169	CHECK_DBL_SAME( sqrt,(2.34960584706e100));
3170	CHECK_DBL_SAME( sqrt,(2.34960584706e300));
3171	CHECK_DBL_SAME( sqrt,(2.34960584706e300));
3172	CHECK_DBL_SAME( sqrt,(RTStrNanDouble(NULL, true)));
3173	CHECK_DBL_SAME( sqrt,(RTStrNanDouble("s", true)));
3174	CHECK_DBL_SAME( sqrt,(RTStrNanDouble("s", false)));
3175
3176	CHECK_FLT(RT_NOCRT(sqrtf)( 1.0f), +1.0f);
3177	CHECK_FLT(RT_NOCRT(sqrtf)( 4.0f), +2.0f);
3178	CHECK_FLT(RT_NOCRT(sqrtf)( 144.0f), +12.0f);
3179	CHECK_FLT(RT_NOCRT(sqrtf)( -1.0f), RTStrNanDouble(NULL, false));
3180	CHECK_FLT(RT_NOCRT(sqrtf)( -995.4547f), RTStrNanDouble(NULL, false));
3181	CHECK_FLT_SAME( sqrtf,( 1.0f));
3182	CHECK_FLT_SAME( sqrtf,( 1.5f));
3183	CHECK_FLT_SAME( sqrtf,( +0.0f));
3184	CHECK_FLT_SAME( sqrtf,( +0.0f));
3185	CHECK_FLT_SAME( sqrtf,( -0.0f));
3186	CHECK_FLT_SAME( sqrtf,( -0.0f));
3187	CHECK_FLT_SAME( sqrtf,( 999999.0f));
3188	CHECK_FLT_SAME( sqrtf,( -999999.0f));
3189	CHECK_FLT_SAME( sqrtf,( -999999.0f));
3190	CHECK_FLT_SAME( sqrtf,( 999999.0f));
3191	CHECK_FLT_SAME( sqrtf,( 39560.32334f));
3192	CHECK_FLT_SAME( sqrtf,( 39560.32334f));
3193	CHECK_FLT_SAME( sqrtf,( +INFINITY));
3194	CHECK_FLT_SAME( sqrtf,( -INFINITY));
3195	CHECK_FLT_SAME( sqrtf,( +FLT_MAX));
3196	CHECK_FLT_SAME( sqrtf,( -FLT_MAX));
3197	CHECK_FLT_SAME( sqrtf,(2.34960584706e+10f));
3198	CHECK_FLT_SAME( sqrtf,(2.34960584706e+30f));
3199	CHECK_FLT_SAME( sqrtf,(2.34960584706e+30f));
3200	CHECK_FLT_SAME( sqrtf,(RTStrNanDouble(NULL, true)));
3201	CHECK_FLT_SAME( sqrtf,(RTStrNanDouble("s", true)));
3202	CHECK_FLT_SAME( sqrtf,(RTStrNanDouble("s", false)));
3203	}
3204
3205
3206	void testATan()
3207	{
3208	RTTestSub(g_hTest, "atan[f]");
3209
3210	CHECK_DBL(RT_NOCRT(atan)( +1.0), +M_PI_4);
3211	CHECK_DBL(RT_NOCRT(atan)( -1.0), -M_PI_4);
3212	CHECK_DBL(RT_NOCRT(atan)( +INFINITY), +M_PI_2);
3213	CHECK_DBL(RT_NOCRT(atan)( -INFINITY), -M_PI_2);
3214	CHECK_DBL_SAME( atan,( 1.0));
3215	CHECK_DBL_SAME( atan,( 1.5));
3216	CHECK_DBL_SAME( atan,( +0.0));
3217	CHECK_DBL_SAME( atan,( +0.0));
3218	CHECK_DBL_SAME( atan,( -0.0));
3219	CHECK_DBL_SAME( atan,( -0.0));
3220	CHECK_DBL_SAME( atan,( 238.6634566));
3221	CHECK_DBL_SAME( atan,( -49.4578999));
3222	CHECK_DBL_SAME( atan,( 999999.0));
3223	CHECK_DBL_SAME( atan,( -999999.0));
3224	CHECK_DBL_SAME( atan,( -999999.0));
3225	CHECK_DBL_SAME( atan,( 999999.0));
3226	CHECK_DBL_SAME( atan,( 39560.32334));
3227	CHECK_DBL_SAME( atan,( 39560.32334));
3228	CHECK_DBL_SAME( atan,( +INFINITY));
3229	CHECK_DBL_SAME( atan,( -INFINITY));
3230	CHECK_DBL_SAME( atan,( +DBL_MAX));
3231	CHECK_DBL_SAME( atan,( -DBL_MAX));
3232	CHECK_DBL_SAME( atan,(2.34960584706e100));
3233	CHECK_DBL_SAME( atan,(2.34960584706e300));
3234	CHECK_DBL_SAME( atan,(2.34960584706e300));
3235	CHECK_DBL_SAME( atan,(RTStrNanDouble(NULL, true)));
3236	CHECK_DBL_SAME( atan,(RTStrNanDouble("s", true)));
3237	CHECK_DBL_SAME( atan,(RTStrNanDouble("s", false)));
3238
3239	CHECK_DBL(RT_NOCRT(atanf)( +1.0f), (float)+M_PI_4);
3240	CHECK_DBL(RT_NOCRT(atanf)( -1.0f), (float)-M_PI_4);
3241	CHECK_DBL(RT_NOCRT(atanf)( +INFINITY), (float)+M_PI_2);
3242	CHECK_DBL(RT_NOCRT(atanf)( -INFINITY), (float)-M_PI_2);
3243	CHECK_DBL_SAME( atanf,( 1.0f));
3244	CHECK_DBL_SAME( atanf,( 1.5f));
3245	CHECK_DBL_SAME( atanf,( +0.0f));
3246	CHECK_DBL_SAME( atanf,( +0.0f));
3247	CHECK_DBL_SAME( atanf,( -0.0f));
3248	CHECK_DBL_SAME( atanf,( -0.0f));
3249	CHECK_DBL_SAME( atanf,( 238.6634566f));
3250	CHECK_DBL_SAME( atanf,( -49.4578999f));
3251	CHECK_DBL_SAME( atanf,( 999999.0f));
3252	CHECK_DBL_SAME( atanf,( -999999.0f));
3253	CHECK_DBL_SAME( atanf,( -999999.0f));
3254	CHECK_DBL_SAME( atanf,( 999999.0f));
3255	CHECK_DBL_SAME( atanf,( 39560.32334f));
3256	CHECK_DBL_SAME( atanf,( 39560.32334f));
3257	CHECK_DBL_SAME( atanf,( +INFINITY));
3258	CHECK_DBL_SAME( atanf,( -INFINITY));
3259	CHECK_DBL_SAME( atanf,( +FLT_MAX));
3260	CHECK_DBL_SAME( atanf,( -FLT_MAX));
3261	CHECK_DBL_SAME( atanf,(2.34960584706e+10f));
3262	CHECK_DBL_SAME( atanf,(2.34960584706e+30f));
3263	CHECK_DBL_SAME( atanf,(2.34960584706e+30f));
3264	CHECK_DBL_SAME( atanf,(RTStrNanFloat(NULL, true)));
3265	CHECK_DBL_SAME( atanf,(RTStrNanFloat("s", true)));
3266	CHECK_DBL_SAME( atanf,(RTStrNanFloat("s", false)));
3267	}
3268
3269
3270	void testATan2()
3271	{
3272	RTTestSub(g_hTest, "atan2[f]");
3273
3274	CHECK_DBL(RT_NOCRT(atan2)( +1.0, 0.0), +M_PI_2);
3275	CHECK_DBL(RT_NOCRT(atan2)( -1.0, 0.0), -M_PI_2);
3276	CHECK_DBL(RT_NOCRT(atan2)( +1.0, +1.0), +M_PI_4);
3277	CHECK_DBL(RT_NOCRT(atan2)( -1.0, -1.0), -M_PI_2 - M_PI_4);
3278	CHECK_DBL_SAME( atan2,( +1.0, 0.0));
3279	CHECK_DBL_SAME( atan2,( +1.0, -0.0));
3280	CHECK_DBL_SAME( atan2,( -1.0, 0.0));
3281	CHECK_DBL_SAME( atan2,( -1.0, -0.0));
3282	CHECK_DBL_SAME( atan2,( +1.0, +1.0));
3283	CHECK_DBL_SAME( atan2,( -1.0, +1.0));
3284	CHECK_DBL_SAME( atan2,( +1.0, -1.0));
3285	CHECK_DBL_SAME( atan2,( -1.0, -1.0));
3286	CHECK_DBL_SAME( atan2,( 238.6634566, -999999.0));
3287	CHECK_DBL_SAME( atan2,( -905698045.1, 490876.0));
3288	CHECK_DBL_SAME( atan2,( 1.333334e-10, -1.9993e+200));
3289	CHECK_DBL_SAME( atan2,( 1.333334e+168, -1.9993e+299));
3290	CHECK_DBL_SAME( atan2,( +DBL_MAX, +DBL_MAX));
3291	CHECK_DBL_SAME( atan2,( -DBL_MAX, +DBL_MAX));
3292	CHECK_DBL_SAME( atan2,( +INFINITY, +INFINITY));
3293	CHECK_DBL_SAME( atan2,( -INFINITY, +INFINITY));
3294	CHECK_DBL_SAME( atan2,( -INFINITY, 42.242424));
3295	CHECK_DBL_SAME( atan2,(RTStrNanDouble(NULL, true), RTStrNanDouble(NULL, true)));
3296	CHECK_DBL_SAME( atan2,(RTStrNanDouble(NULL, false), RTStrNanDouble(NULL, false)));
3297	CHECK_DBL_SAME( atan2,(RTStrNanDouble(NULL, false), RTStrNanDouble(NULL, true)));
3298	//CHECK_DBL_SAME( atan2,(RTStrNanDouble(NULL, true), RTStrNanDouble(NULL, false))); - UCRT returns -QNaN, we +QNaN
3299	CHECK_DBL_SAME( atan2,(RTStrNanDouble(NULL, true), RTStrNanDouble("s", false)));
3300
3301	CHECK_FLT(RT_NOCRT(atan2f)( +1.0f, 0.0f), (float)+M_PI_2);
3302	CHECK_FLT(RT_NOCRT(atan2f)( -1.0f, 0.0f), (float)-M_PI_2);
3303	CHECK_FLT(RT_NOCRT(atan2f)( +1.0f, +1.0f), (float)+M_PI_4);
3304	CHECK_FLT(RT_NOCRT(atan2f)( -1.0f, -1.0f), (float)(-M_PI_2 - M_PI_4));
3305	CHECK_FLT_SAME( atan2f,( +1.0f, 0.0f));
3306	CHECK_FLT_SAME( atan2f,( +1.0f, -0.0f));
3307	CHECK_FLT_SAME( atan2f,( -1.0f, 0.0f));
3308	CHECK_FLT_SAME( atan2f,( -1.0f, -0.0f));
3309	CHECK_FLT_SAME( atan2f,( +1.0f, +1.0f));
3310	CHECK_FLT_SAME( atan2f,( -1.0f, +1.0f));
3311	CHECK_FLT_SAME( atan2f,( +1.0f, -1.0f));
3312	CHECK_FLT_SAME( atan2f,( -1.0f, -1.0f));
3313	CHECK_FLT_SAME( atan2f,( 238.6634566f, -999999.0f));
3314	CHECK_FLT_SAME( atan2f,( -905698045.1f, 490876.0f));
3315	CHECK_FLT_SAME( atan2f,( 1.333334e-10f, -1.9993e+20f));
3316	CHECK_FLT_SAME( atan2f,( 1.333334e+35f, -1.9993e+29f));
3317	CHECK_FLT_SAME( atan2f,( +FLT_MAX, +FLT_MAX));
3318	CHECK_FLT_SAME( atan2f,( -FLT_MAX, +FLT_MAX));
3319	CHECK_FLT_SAME( atan2f,( +INFINITY, +INFINITY));
3320	CHECK_FLT_SAME( atan2f,( -INFINITY, +INFINITY));
3321	CHECK_FLT_SAME( atan2f,( -INFINITY, 42.242424f));
3322	CHECK_FLT_SAME( atan2f,(RTStrNanFloat(NULL, true), RTStrNanFloat(NULL, true)));
3323	CHECK_FLT_SAME( atan2f,(RTStrNanFloat(NULL, false), RTStrNanFloat(NULL, false)));
3324	CHECK_FLT_SAME( atan2f,(RTStrNanFloat(NULL, false), RTStrNanFloat(NULL, true)));
3325	//CHECK_FLT_SAME( atan2f,(RTStrNanFloat(NULL, true), RTStrNanFloat(NULL, false))); - UCRT returns -QNaN, we +QNaN
3326	CHECK_FLT_SAME( atan2f,(RTStrNanFloat(NULL, true), RTStrNanFloat("s", false)));
3327	}
3328
3329
3330	void testSin()
3331	{
3332	RTTestSub(g_hTest, "sin[f]");
3333
3334	/*
3335	* Note! sin, cos and friends are complicated the results may differ between
3336	* implementations. The numbers below was computed using amd64 glibc
3337	* (2.27-3ubuntu1.4) sinl() and a %.33Lf printf.
3338	*
3339	* Our code is based on the x87 CPU and does not have the best
3340	* reduction code is inaccurate, so accuracy drops. Also, with the
3341	* input accuracy difference we must expect differences too.
3342	*/
3343	CHECK_DBL( RT_NOCRT(sin)( +0.0), +0.0);
3344	CHECK_DBL( RT_NOCRT(sin)( -0.0), -0.0);
3345	CHECK_DBL( RT_NOCRT(sin)( +M_PI), +0.0);
3346	CHECK_DBL( RT_NOCRT(sin)( -M_PI), +0.0);
3347	CHECK_DBL( RT_NOCRT(sin)( +M_PI_2), +1.0);
3348	CHECK_DBL( RT_NOCRT(sin)( -M_PI_2), -1.0);
3349	CHECK_DBL( RT_NOCRT(sin)( +M_PI_2 + M_PI*4), +1.0);
3350	CHECK_DBL( RT_NOCRT(sin)( -M_PI_2 - M_PI*4), -1.0);
3351
3352	CHECK_DBL( RT_NOCRT(sin)( +M_PI_2 + M_PI*2), +1.0);
3353	CHECK_DBL( RT_NOCRT(sin)( -M_PI_2 - M_PI*2), -1.0);
3354	CHECK_DBL( RT_NOCRT(sin)( +1.0), +0.84147098480789650488);
3355	CHECK_DBL( RT_NOCRT(sin)( +2.0), +0.90929742682568170942);
3356	CHECK_DBL( RT_NOCRT(sin)( +3.0), +0.14112000805986721352);
3357	CHECK_DBL( RT_NOCRT(sin)( +4.0), -0.75680249530792820245);
3358	CHECK_DBL( RT_NOCRT(sin)( +5.0), -0.95892427466313845397);
3359	CHECK_DBL( RT_NOCRT(sin)( +6.0), -0.27941549819892586015);
3360	CHECK_DBL( RT_NOCRT(sin)( +7.0), +0.65698659871878906102);
3361	CHECK_DBL( RT_NOCRT(sin)( +8.0), +0.98935824662338178737);
3362	CHECK_DBL( RT_NOCRT(sin)( +9.0), +0.41211848524175659358);
3363	CHECK_DBL( RT_NOCRT(sin)( +10.0), -0.54402111088936977445);
3364	CHECK_DBL( RT_NOCRT(sin)( +100.0), -0.50636564110975879061);
3365	CHECK_DBL( RT_NOCRT(sin)( +654.216812456), +0.69292681127157818022);
3366	CHECK_DBL( RT_NOCRT(sin)( 10.1010101010101010101010), -0.62585878258501614901);
3367	CHECK_DBL( RT_NOCRT(sin)( +25.2525252525252525252525), +0.11949778146891366915);
3368	CHECK_DBL( RT_NOCRT(sin)( +252.2525252525252525252525), +0.79868874455343841223);
3369	CHECK_DBL( RT_NOCRT(sin)( +2525.2525252525252525252525), -0.55467159842968405403);
3370	CHECK_DBL_RANGE(RT_NOCRT(sin)( +25252.2525252525252525252525), +0.13040325588994761130, 0.0000000000000010000);
3371	CHECK_DBL_RANGE(RT_NOCRT(sin)(+252525.2525252525252525252525), -0.77923047482990159818, 0.0000000000000100000);
3372
3373	CHECK_DBL( RT_NOCRT(sin)( -1.0), -0.84147098480789650488);
3374	CHECK_DBL( RT_NOCRT(sin)( -2.0), -0.90929742682568170942);
3375	CHECK_DBL( RT_NOCRT(sin)( -3.0), -0.14112000805986721352);
3376	CHECK_DBL( RT_NOCRT(sin)( -4.0), +0.75680249530792820245);
3377	CHECK_DBL( RT_NOCRT(sin)( -5.0), +0.95892427466313845397);
3378	CHECK_DBL( RT_NOCRT(sin)( -6.0), +0.27941549819892586015);
3379	CHECK_DBL( RT_NOCRT(sin)( -7.0), -0.65698659871878906102);
3380	CHECK_DBL( RT_NOCRT(sin)( -8.0), -0.98935824662338178737);
3381	CHECK_DBL( RT_NOCRT(sin)( -9.0), -0.41211848524175659358);
3382	CHECK_DBL( RT_NOCRT(sin)( -10.0), +0.54402111088936977445);
3383	CHECK_DBL( RT_NOCRT(sin)( -100.0), +0.50636564110975879061);
3384	CHECK_DBL( RT_NOCRT(sin)( -654.216812456), -0.69292681127157818022);
3385	CHECK_DBL( RT_NOCRT(sin)( -10.1010101010101010101010), +0.62585878258501614901);
3386	CHECK_DBL( RT_NOCRT(sin)( -25.2525252525252525252525), -0.11949778146891366915);
3387	CHECK_DBL( RT_NOCRT(sin)( -252.2525252525252525252525), -0.79868874455343841223);
3388	CHECK_DBL( RT_NOCRT(sin)( -2525.2525252525252525252525), +0.55467159842968405403);
3389	CHECK_DBL_RANGE(RT_NOCRT(sin)( -25252.2525252525252525252525), -0.13040325588994761130, 0.0000000000000010000);
3390	CHECK_DBL_RANGE(RT_NOCRT(sin)(-252525.2525252525252525252525), +0.77923047482990159818, 0.0000000000000100000);
3391	CHECK_DBL( RT_NOCRT(sin)( RTStrNanDouble("s", true)), RTStrNanDouble("s", true));
3392	CHECK_DBL( RT_NOCRT(sin)(RTStrNanDouble("9999s", false)), RTStrNanDouble("9999s", false));
3393
3394	CHECK_DBL_SAME( sin,( 1.0));
3395	CHECK_DBL_SAME( sin,( 1.5));
3396	CHECK_DBL_SAME( sin,( +0.0));
3397	CHECK_DBL_SAME( sin,( +0.0));
3398	CHECK_DBL_SAME( sin,( -0.0));
3399	CHECK_DBL_SAME( sin,( -0.0));
3400	CHECK_DBL_SAME( sin,( -10.0));
3401	#if 0 /* UCRT returns tiny fractions for these in the 2*-53 range, we return 0.0 /
3402	CHECK_DBL_SAME( sin,( +M_PI));
3403	CHECK_DBL_SAME( sin,( -M_PI));
3404	#endif
3405	CHECK_DBL_SAME( sin,( +M_PI_2));
3406	CHECK_DBL_SAME( sin,( -M_PI_2));
3407	CHECK_DBL_SAME( sin,( +INFINITY));
3408	CHECK_DBL_SAME( sin,( -INFINITY));
3409	CHECK_DBL_SAME( sin,(RTStrNanDouble(NULL, true)));
3410	#if 0 /UCRT converts these to quiet ones, we check above /
3411	//CHECK_DBL_SAME( sin,(RTStrNanDouble("s", true)));
3412	//CHECK_DBL_SAME( sin,(RTStrNanDouble("s", false)));
3413	#endif
3414
3415
3416	CHECK_FLT( RT_NOCRT(sinf)( +0.0f), +0.0f);
3417	CHECK_FLT( RT_NOCRT(sinf)( -0.0f), -0.0f);
3418	CHECK_FLT( RT_NOCRT(sinf)( (float)+M_PI), +0.0f);
3419	CHECK_FLT( RT_NOCRT(sinf)( (float)-M_PI), +0.0f);
3420	CHECK_FLT( RT_NOCRT(sinf)( (float)+M_PI_2), +1.0f);
3421	CHECK_FLT( RT_NOCRT(sinf)( (float)-M_PI_2), -1.0f);
3422	CHECK_FLT( RT_NOCRT(sinf)( (float)(+M_PI_2 + M_PI*4)), +1.0f);
3423	CHECK_FLT( RT_NOCRT(sinf)( (float)(-M_PI_2 - M_PI*4)), -1.0f);
3424
3425	CHECK_FLT( RT_NOCRT(sinf)( (float)(+M_PI_2 + M_PI*2)), +1.0f);
3426	CHECK_FLT( RT_NOCRT(sinf)( (float)(-M_PI_2 - M_PI*2)), -1.0f);
3427	CHECK_FLT( RT_NOCRT(sinf)( +1.0f), +0.841470956802368f);
3428	CHECK_FLT( RT_NOCRT(sinf)( +2.0f), +0.909297406673431f);
3429	CHECK_FLT( RT_NOCRT(sinf)( +3.0f), +0.141120001673698f);
3430	CHECK_FLT( RT_NOCRT(sinf)( +4.0f), -0.756802499294281f);
3431	CHECK_FLT( RT_NOCRT(sinf)( +5.0f), -0.958924293518066f);
3432	CHECK_FLT( RT_NOCRT(sinf)( +6.0f), -0.279415488243103f);
3433	CHECK_FLT( RT_NOCRT(sinf)( +7.0f), +0.656986594200134f);
3434	CHECK_FLT( RT_NOCRT(sinf)( +8.0f), +0.989358246326447f);
3435	CHECK_FLT( RT_NOCRT(sinf)( +9.0f), +0.412118494510651f);
3436	CHECK_FLT( RT_NOCRT(sinf)( +10.0f), -0.544021129608154f);
3437	CHECK_FLT( RT_NOCRT(sinf)( +100.0f), -0.506365656852722f);
3438	CHECK_FLT( RT_NOCRT(sinf)( +654.216812456f), +0.692915558815002f);
3439	CHECK_FLT( RT_NOCRT(sinf)( 10.10101010101010f), -0.625858962535858f);
3440	CHECK_FLT( RT_NOCRT(sinf)( +25.25252525252525f), +0.119497857987881f);
3441	CHECK_FLT( RT_NOCRT(sinf)( +252.25252525252525f), +0.798684179782867f);
3442	CHECK_FLT( RT_NOCRT(sinf)( +2525.25252525252525f), -0.554741382598877f);
3443	CHECK_FLT( RT_NOCRT(sinf)( +25252.25252525252525f), +0.129835993051529f);
3444	CHECK_FLT( RT_NOCRT(sinf)( +252525.25252525252525f), -0.777645349502563f);
3445
3446	CHECK_FLT( RT_NOCRT(sinf)( -1.0f), -0.841470956802368f);
3447	CHECK_FLT( RT_NOCRT(sinf)( -2.0f), -0.909297406673431f);
3448	CHECK_FLT( RT_NOCRT(sinf)( -3.0f), -0.141120001673698f);
3449	CHECK_FLT( RT_NOCRT(sinf)( -4.0f), +0.756802499294281f);
3450	CHECK_FLT( RT_NOCRT(sinf)( -5.0f), +0.958924293518066f);
3451	CHECK_FLT( RT_NOCRT(sinf)( -6.0f), +0.279415488243103f);
3452	CHECK_FLT( RT_NOCRT(sinf)( -7.0f), -0.656986594200134f);
3453	CHECK_FLT( RT_NOCRT(sinf)( -8.0f), -0.989358246326447f);
3454	CHECK_FLT( RT_NOCRT(sinf)( -9.0f), -0.412118494510651f);
3455	CHECK_FLT( RT_NOCRT(sinf)( -10.0f), +0.544021129608154f);
3456	CHECK_FLT( RT_NOCRT(sinf)( -100.0f), +0.506365656852722f);
3457	CHECK_FLT( RT_NOCRT(sinf)( -654.216812456f), -0.692915558815002f);
3458	CHECK_FLT( RT_NOCRT(sinf)( -10.10101010101010f), +0.625858962535858f);
3459	CHECK_FLT( RT_NOCRT(sinf)( -25.25252525252525f), -0.119497857987881f);
3460	CHECK_FLT( RT_NOCRT(sinf)( -252.25252525252525f), -0.798684179782867f);
3461	CHECK_FLT( RT_NOCRT(sinf)( -2525.25252525252525f), +0.554741382598877f);
3462	CHECK_FLT( RT_NOCRT(sinf)( -25252.25252525252525f), -0.129835993051529f);
3463	CHECK_FLT( RT_NOCRT(sinf)( -252525.25252525252525f), +0.777645349502563f);
3464	CHECK_FLT( RT_NOCRT(sinf)( RTStrNanDouble("s", true)), RTStrNanDouble("s", true));
3465	CHECK_FLT( RT_NOCRT(sinf)( RTStrNanDouble("9999s", false)), RTStrNanDouble("9999s", false));
3466
3467	CHECK_FLT_SAME( sinf,( 1.0f));
3468	CHECK_FLT_SAME( sinf,( 1.5f));
3469	CHECK_FLT_SAME( sinf,( +0.0f));
3470	CHECK_FLT_SAME( sinf,( +0.0f));
3471	CHECK_FLT_SAME( sinf,( -0.0f));
3472	CHECK_FLT_SAME( sinf,( -0.0f));
3473	CHECK_FLT_SAME( sinf,( -10.0f));
3474	#if 0 /* UCRT returns tiny fractions for these in the 2*-53 range, we return 0.0 /
3475	CHECK_FLT_SAME( sinf,( (float)+M_PI));
3476	CHECK_FLT_SAME( sinf,( (float)-M_PI));
3477	#endif
3478	CHECK_FLT_SAME( sinf,( (float)+M_PI_2));
3479	CHECK_FLT_SAME( sinf,( (float)-M_PI_2));
3480	CHECK_FLT_SAME( sinf,( (float)+INFINITY));
3481	CHECK_FLT_SAME( sinf,( (float)-INFINITY));
3482	CHECK_FLT_SAME( sinf,(RTStrNanDouble(NULL, true)));
3483	#if 0 /UCRT converts these to quiet ones, we check above /
3484	//CHECK_FLT_SAME( sin,(RTStrNanDouble("s", true)));
3485	//CHECK_FLT_SAME( sin,(RTStrNanDouble("s", false)));
3486	#endif
3487	}
3488
3489
3490	void testCos()
3491	{
3492	RTTestSub(g_hTest, "cos[f]");
3493
3494	/* See comment in testSin regarding testing and accuracy. */
3495	CHECK_DBL( RT_NOCRT(cos)( +0.0), +1.0);
3496	CHECK_DBL( RT_NOCRT(cos)( -0.0), +1.0);
3497	CHECK_DBL( RT_NOCRT(cos)( +M_PI), -1.0);
3498	CHECK_DBL( RT_NOCRT(cos)( -M_PI), -1.0);
3499	CHECK_DBL( RT_NOCRT(cos)( +M_PI_2), 0.0);
3500	CHECK_DBL( RT_NOCRT(cos)( -M_PI_2), 0.0);
3501	CHECK_DBL( RT_NOCRT(cos)( +(M_PI_2 + M_PI*4)), 0.0);
3502	CHECK_DBL( RT_NOCRT(cos)( -(M_PI_2 + M_PI*4)), 0.0);
3503	CHECK_DBL( RT_NOCRT(cos)( +(M_PI_2 + M_PI*2)), 0.0);
3504	CHECK_DBL( RT_NOCRT(cos)( -(M_PI_2 + M_PI*2)), 0.0);
3505	CHECK_DBL( RT_NOCRT(cos)( +1.0), +0.54030230586813976501);
3506	CHECK_DBL( RT_NOCRT(cos)( +2.0), -0.41614683654714240690);
3507	CHECK_DBL( RT_NOCRT(cos)( +3.0), -0.98999249660044541521);
3508	CHECK_DBL( RT_NOCRT(cos)( +4.0), -0.65364362086361194049);
3509	CHECK_DBL( RT_NOCRT(cos)( +5.0), +0.28366218546322624627);
3510	CHECK_DBL( RT_NOCRT(cos)( +6.0), +0.96017028665036596724);
3511	CHECK_DBL( RT_NOCRT(cos)( +7.0), +0.75390225434330460086);
3512	CHECK_DBL( RT_NOCRT(cos)( +8.0), -0.14550003380861353808);
3513	CHECK_DBL( RT_NOCRT(cos)( +9.0), -0.91113026188467693967);
3514	CHECK_DBL( RT_NOCRT(cos)( +10.0), -0.83907152907645243811);
3515	CHECK_DBL( RT_NOCRT(cos)( +100.0), +0.86231887228768389075);
3516	CHECK_DBL( RT_NOCRT(cos)( +654.216812456), +0.72100792937456847920);
3517	CHECK_DBL( RT_NOCRT(cos)( 10.10101010101010), -0.77993639757431598714);
3518	CHECK_DBL( RT_NOCRT(cos)( +25.25252525252525), +0.99283446768532801485);
3519	CHECK_DBL( RT_NOCRT(cos)( +252.25252525252525), +0.60174437207476427769);
3520	CHECK_DBL( RT_NOCRT(cos)( +2525.25252525252525), +0.83206935882500765445);
3521	CHECK_DBL_RANGE(RT_NOCRT(cos)( +25252.25252525252525), +0.99146103849485722748, 0.0000000000000010000);
3522	CHECK_DBL_RANGE(RT_NOCRT(cos)( +252525.25252525252525), -0.62673747861155237882, 0.0000000000000100000);
3523	CHECK_DBL( RT_NOCRT(cos)( 3.14), -0.99999873172753950268);
3524	CHECK_DBL( RT_NOCRT(cos)( -1.0), +0.54030230586813976501);
3525	CHECK_DBL( RT_NOCRT(cos)( -2.0), -0.41614683654714240690);
3526	CHECK_DBL( RT_NOCRT(cos)( -3.0), -0.98999249660044541521);
3527	CHECK_DBL( RT_NOCRT(cos)( -4.0), -0.65364362086361194049);
3528	CHECK_DBL( RT_NOCRT(cos)( -5.0), +0.28366218546322624627);
3529	CHECK_DBL( RT_NOCRT(cos)( -6.0), +0.96017028665036596724);
3530	CHECK_DBL( RT_NOCRT(cos)( -7.0), +0.75390225434330460086);
3531	CHECK_DBL( RT_NOCRT(cos)( -8.0), -0.14550003380861353808);
3532	CHECK_DBL( RT_NOCRT(cos)( -9.0), -0.91113026188467693967);
3533	CHECK_DBL( RT_NOCRT(cos)( -10.0), -0.83907152907645243811);
3534	CHECK_DBL( RT_NOCRT(cos)( -100.0), +0.86231887228768389075);
3535	CHECK_DBL( RT_NOCRT(cos)( -654.216812456), +0.72100792937456847920);
3536	CHECK_DBL( RT_NOCRT(cos)( -10.10101010101010), -0.77993639757431598714);
3537	CHECK_DBL( RT_NOCRT(cos)( -25.25252525252525), +0.99283446768532801485);
3538	CHECK_DBL( RT_NOCRT(cos)( -252.25252525252525), +0.60174437207476427769);
3539	CHECK_DBL( RT_NOCRT(cos)( -2525.25252525252525), +0.83206935882500765445);
3540	CHECK_DBL_RANGE(RT_NOCRT(cos)( -25252.25252525252525), +0.99146103849485722748, 0.0000000000000010000);
3541	CHECK_DBL_RANGE(RT_NOCRT(cos)( -252525.25252525252525), -0.62673747861155237882, 0.0000000000000100000);
3542	CHECK_DBL( RT_NOCRT(cos)( -3.14), -0.99999873172753950268);
3543	CHECK_DBL( RT_NOCRT(cos)( RTStrNanDouble("123s", false)), RTStrNanDouble("123s", false));
3544	CHECK_DBL( RT_NOCRT(cos)( RTStrNanDouble("9991s", true)), RTStrNanDouble("9991s", true));
3545
3546	CHECK_DBL_SAME( cos,( 1.0));
3547	CHECK_DBL_SAME( cos,( 1.5));
3548	CHECK_DBL_SAME( cos,( +0.0));
3549	CHECK_DBL_SAME( cos,( +0.0));
3550	CHECK_DBL_SAME( cos,( -0.0));
3551	CHECK_DBL_SAME( cos,( -0.0));
3552	CHECK_DBL_SAME( cos,( 238.6634566));
3553	CHECK_DBL_SAME( cos,( -49.4578999));
3554	CHECK_DBL_SAME( cos,( +M_PI));
3555	CHECK_DBL_SAME( cos,( -M_PI));
3556	#if 0 /* UCRT does not produce 0.0 here, but some 2*-54 value /
3557	CHECK_DBL_SAME( cos,( +M_PI_2));
3558	CHECK_DBL_SAME( cos,( -M_PI_2));
3559	#endif
3560	CHECK_DBL_SAME( cos,( +INFINITY));
3561	CHECK_DBL_SAME( cos,( -INFINITY));
3562	CHECK_DBL_SAME( cos,(RTStrNanDouble(NULL, false)));
3563	CHECK_DBL_SAME( cos,(RTStrNanDouble(NULL, true)));
3564
3565
3566	CHECK_FLT( RT_NOCRT(cosf)( +0.0f), +1.0f);
3567	CHECK_FLT( RT_NOCRT(cosf)( -0.0f), +1.0f);
3568	CHECK_FLT( RT_NOCRT(cosf)( +(float)M_PI), -1.0f);
3569	CHECK_FLT( RT_NOCRT(cosf)( -(float)M_PI), -1.0f);
3570	CHECK_FLT( RT_NOCRT(cosf)( +(float)M_PI_2), 0.0f);
3571	CHECK_FLT( RT_NOCRT(cosf)( -(float)M_PI_2), 0.0f);
3572	CHECK_FLT( RT_NOCRT(cosf)( +(float)(M_PI_2 + M_PI*4)), 0.0f);
3573	CHECK_FLT( RT_NOCRT(cosf)( -(float)(M_PI_2 + M_PI*4)), 0.0f);
3574	CHECK_FLT( RT_NOCRT(cosf)( +(float)(M_PI_2 + M_PI*2)), 0.0f);
3575	CHECK_FLT( RT_NOCRT(cosf)( -(float)(M_PI_2 + M_PI*2)), 0.0f);
3576	CHECK_FLT( RT_NOCRT(cosf)( +1.0f), +0.540302276611328f);
3577	CHECK_FLT( RT_NOCRT(cosf)( +2.0f), -0.416146844625473f);
3578	CHECK_FLT( RT_NOCRT(cosf)( +3.0f), -0.989992499351501f);
3579	CHECK_FLT( RT_NOCRT(cosf)( +4.0f), -0.653643608093262f);
3580	CHECK_FLT( RT_NOCRT(cosf)( +5.0f), +0.283662199974060f);
3581	CHECK_FLT( RT_NOCRT(cosf)( +6.0f), +0.960170269012451f);
3582	CHECK_FLT( RT_NOCRT(cosf)( +7.0f), +0.753902256488800f);
3583	CHECK_FLT( RT_NOCRT(cosf)( +8.0f), -0.145500034093857f);
3584	CHECK_FLT( RT_NOCRT(cosf)( +9.0f), -0.911130249500275f);
3585	CHECK_FLT( RT_NOCRT(cosf)( +10.0f), -0.839071512222290f);
3586	CHECK_FLT( RT_NOCRT(cosf)( +100.0f), +0.862318873405457f);
3587	CHECK_FLT( RT_NOCRT(cosf)( +654.216812456f), +0.721018731594086f);
3588	CHECK_FLT( RT_NOCRT(cosf)( 10.10101010101010f), -0.779936254024506f);
3589	CHECK_FLT( RT_NOCRT(cosf)( +25.25252525252525f), +0.992834448814392f);
3590	CHECK_FLT( RT_NOCRT(cosf)( +252.25252525252525f), +0.601750433444977f);
3591	CHECK_FLT( RT_NOCRT(cosf)( +2525.25252525252525f), +0.832022845745087f);
3592	CHECK_FLT( RT_NOCRT(cosf)( +25252.25252525252525f), +0.991535484790802f);
3593	CHECK_FLT( RT_NOCRT(cosf)( +252525.25252525252525f), -0.628703236579895f);
3594	CHECK_FLT( RT_NOCRT(cosf)( +3.14f), -0.999998748302460f);
3595	CHECK_FLT( RT_NOCRT(cosf)( -1.0f), +0.540302276611328f);
3596	CHECK_FLT( RT_NOCRT(cosf)( -2.0f), -0.416146844625473f);
3597	CHECK_FLT( RT_NOCRT(cosf)( -3.0f), -0.989992499351501f);
3598	CHECK_FLT( RT_NOCRT(cosf)( -4.0f), -0.653643608093262f);
3599	CHECK_FLT( RT_NOCRT(cosf)( -5.0f), +0.283662199974060f);
3600	CHECK_FLT( RT_NOCRT(cosf)( -6.0f), +0.960170269012451f);
3601	CHECK_FLT( RT_NOCRT(cosf)( -7.0f), +0.753902256488800f);
3602	CHECK_FLT( RT_NOCRT(cosf)( -8.0f), -0.145500034093857f);
3603	CHECK_FLT( RT_NOCRT(cosf)( -9.0f), -0.911130249500275f);
3604	CHECK_FLT( RT_NOCRT(cosf)( -10.0f), -0.839071512222290f);
3605	CHECK_FLT( RT_NOCRT(cosf)( -100.0f), +0.862318873405457f);
3606	CHECK_FLT( RT_NOCRT(cosf)( -654.216812456f), +0.721018731594086f);
3607	CHECK_FLT( RT_NOCRT(cosf)( -10.10101010101010f), -0.779936254024506f);
3608	CHECK_FLT( RT_NOCRT(cosf)( -25.25252525252525f), +0.992834448814392f);
3609	CHECK_FLT( RT_NOCRT(cosf)( -252.25252525252525f), +0.601750433444977f);
3610	CHECK_FLT( RT_NOCRT(cosf)( -2525.25252525252525f), +0.832022845745087f);
3611	CHECK_FLT( RT_NOCRT(cosf)( -25252.25252525252525f), +0.991535484790802f);
3612	CHECK_FLT( RT_NOCRT(cosf)( -252525.25252525252525f), -0.628703236579895f);
3613	CHECK_FLT( RT_NOCRT(cosf)( -3.14f), -0.999998748302460f);
3614	CHECK_FLT( RT_NOCRT(cosf)( RTStrNanFloat("123s", false)), RTStrNanFloat("123s", false));
3615	CHECK_FLT( RT_NOCRT(cosf)( RTStrNanFloat("9991s", true)), RTStrNanFloat("9991s", true));
3616
3617	CHECK_FLT_SAME( cos,( 1.0f));
3618	CHECK_FLT_SAME( cos,( 1.5f));
3619	CHECK_FLT_SAME( cos,( +0.0f));
3620	CHECK_FLT_SAME( cos,( +0.0f));
3621	CHECK_FLT_SAME( cos,( -0.0f));
3622	CHECK_FLT_SAME( cos,( -0.0f));
3623	CHECK_FLT_SAME( cos,( 238.6634566f));
3624	CHECK_FLT_SAME( cos,( -49.4578999f));
3625	CHECK_FLT_SAME( cos,( +(float)M_PI));
3626	CHECK_FLT_SAME( cos,( -(float)M_PI));
3627	CHECK_FLT_SAME( cos,( +(float)M_PI_2));
3628	CHECK_FLT_SAME( cos,( -(float)M_PI_2));
3629	CHECK_FLT_SAME( cos,( +(float)INFINITY));
3630	CHECK_FLT_SAME( cos,( -(float)INFINITY));
3631	CHECK_FLT_SAME( cos,(RTStrNanFloat(NULL, false)));
3632	CHECK_FLT_SAME( cos,(RTStrNanFloat(NULL, true)));
3633	}
3634
3635
3636	void testTan()
3637	{
3638	RTTestSub(g_hTest, "tan[f]");
3639
3640	/* See comment in testSin regarding testing and accuracy. Note that tan
3641	and tanf have receive no extra attention yet and are solely based on
3642	the FPU capabilities. */
3643	//lvbe /mnt/e/misc/float/tan -d +1.0 +2.0 +3.0 +4.0 +5.0 +6.0 +7.0 +8.0 +9.0 +10.0 +100.0 +654.216812456 +10.10101010101010 +25.25252525252525 +252.25252525252525 +2525.25252525252525 +25252.25252525252525 +252525.25252525252525 +3.14 +1.57 +2.355 +1.1775
3644	CHECK_DBL( RT_NOCRT(tan)( +0.0), +0.0);
3645	CHECK_DBL( RT_NOCRT(tan)( -0.0), -0.0);
3646	CHECK_DBL( tan( -0.0), -0.0);
3647	CHECK_DBL_RANGE(RT_NOCRT(tan)( +M_PI), +0.0, 0.0000000000000100000);
3648	CHECK_DBL_RANGE(RT_NOCRT(tan)( -M_PI), +0.0, 0.0000000000000100000);
3649	CHECK_DBL( RT_NOCRT(tan)( +1.0), +1.55740772465490229237);
3650	CHECK_DBL( RT_NOCRT(tan)( +2.0), -2.18503986326151888875);
3651	CHECK_DBL( RT_NOCRT(tan)( +3.0), -0.14254654307427780391);
3652	CHECK_DBL( RT_NOCRT(tan)( +4.0), +1.15782128234957748525);
3653	CHECK_DBL( RT_NOCRT(tan)( +5.0), -3.38051500624658585181);
3654	CHECK_DBL( RT_NOCRT(tan)( +6.0), -0.29100619138474914660);
3655	CHECK_DBL( RT_NOCRT(tan)( +7.0), +0.87144798272431878150);
3656	CHECK_DBL( RT_NOCRT(tan)( +8.0), -6.79971145522037900832);
3657	CHECK_DBL( RT_NOCRT(tan)( +9.0), -0.45231565944180984751);
3658	CHECK_DBL( RT_NOCRT(tan)( +10.0), +0.64836082745908663050);
3659	CHECK_DBL( RT_NOCRT(tan)( +100.0), -0.58721391515692911156);
3660	CHECK_DBL( RT_NOCRT(tan)( +654.216812456), +0.96105296910208881656);
3661	CHECK_DBL( RT_NOCRT(tan)( +10.10101010101010), +0.80244848750680519700);
3662	CHECK_DBL( RT_NOCRT(tan)( +25.25252525252525), +0.12036022656173953060);
3663	CHECK_DBL( RT_NOCRT(tan)( +252.25252525252525), +1.32728909752762014307);
3664	CHECK_DBL( RT_NOCRT(tan)( +2525.25252525252525), -0.66661702242341180913);
3665	CHECK_DBL_RANGE(RT_NOCRT(tan)( +25252.25252525252525), +0.13152635436679746550, 0.0000000000000010000);
3666	CHECK_DBL_RANGE(RT_NOCRT(tan)( +252525.25252525252525), +1.24331239382105529501, 0.0000000000000100000);
3667	CHECK_DBL( RT_NOCRT(tan)( +3.14), -0.00159265493640722302);
3668	CHECK_DBL( RT_NOCRT(tan)( +1.57), +1255.76559150078969651076);
3669	CHECK_DBL( RT_NOCRT(tan)( +2.355), -1.00239183854994351464);
3670	CHECK_DBL( RT_NOCRT(tan)( +1.1775), +2.41014118913622787943);
3671
3672	CHECK_DBL( RT_NOCRT(tan)( -1.0), -1.55740772465490229237);
3673	CHECK_DBL( RT_NOCRT(tan)( -2.0), +2.18503986326151888875);
3674	CHECK_DBL( RT_NOCRT(tan)( -3.0), +0.14254654307427780391);
3675	CHECK_DBL( RT_NOCRT(tan)( -4.0), -1.15782128234957748525);
3676	CHECK_DBL( RT_NOCRT(tan)( -5.0), +3.38051500624658585181);
3677	CHECK_DBL( RT_NOCRT(tan)( -6.0), +0.29100619138474914660);
3678	CHECK_DBL( RT_NOCRT(tan)( -7.0), -0.87144798272431878150);
3679	CHECK_DBL( RT_NOCRT(tan)( -8.0), +6.79971145522037900832);
3680	CHECK_DBL( RT_NOCRT(tan)( -9.0), +0.45231565944180984751);
3681	CHECK_DBL( RT_NOCRT(tan)( -10.0), -0.64836082745908663050);
3682	CHECK_DBL( RT_NOCRT(tan)( -100.0), +0.58721391515692911156);
3683	CHECK_DBL( RT_NOCRT(tan)( -654.216812456), -0.96105296910208881656);
3684	CHECK_DBL( RT_NOCRT(tan)( -10.10101010101010), -0.80244848750680519700);
3685	CHECK_DBL( RT_NOCRT(tan)( -25.25252525252525), -0.12036022656173953060);
3686	CHECK_DBL( RT_NOCRT(tan)( -252.25252525252525), -1.32728909752762014307);
3687	CHECK_DBL( RT_NOCRT(tan)( -2525.25252525252525), +0.66661702242341180913);
3688	CHECK_DBL_RANGE(RT_NOCRT(tan)( -25252.25252525252525), -0.13152635436679746550, 0.0000000000000010000);
3689	CHECK_DBL_RANGE(RT_NOCRT(tan)( -252525.25252525252525), -1.24331239382105529501, 0.0000000000000100000);
3690	CHECK_DBL( RT_NOCRT(tan)( -3.14), +0.00159265493640722302);
3691	CHECK_DBL( RT_NOCRT(tan)( RTStrNanDouble(NULL, true)), RTStrNanDouble(NULL, true));
3692	CHECK_DBL( RT_NOCRT(tan)( RTStrNanDouble("4940", false)), RTStrNanDouble("4940", false));
3693	//CHECK_DBL( RT_NOCRT(tan)( RTStrNanDouble("494s", false)), RTStrNanDouble("494s", false)); //- not preserved
3694	CHECK_DBL_SAME(tan,( +0.0));
3695	CHECK_DBL_SAME(tan,( -0.0));
3696	CHECK_DBL_SAME(tan,( +1.0));
3697	CHECK_DBL_SAME(tan,( -1.0));
3698	#if 0 /* the FPU reduction isn't accurate enough, don't want to spend time on this now. */
3699	CHECK_DBL_SAME(tan,( +M_PI));
3700	CHECK_DBL_SAME(tan,( -M_PI));
3701	#endif
3702	CHECK_DBL_SAME(tan,( -6.0));
3703	CHECK_DBL_SAME(tan,( -6.333));
3704	CHECK_DBL_SAME(tan,( +6.666));
3705	CHECK_DBL_SAME(tan,( 246.36775));
3706	CHECK_DBL_SAME(tan,( +INFINITY));
3707	CHECK_DBL_SAME(tan,( -INFINITY));
3708	CHECK_DBL_SAME(tan,(RTStrNanDouble(NULL, true)));
3709	CHECK_DBL_SAME(tan,(RTStrNanDouble("s", true)));
3710
3711
3712	//lvbe /mnt/e/misc/float/tan -f +1.0 +2.0 +3.0 +4.0 +5.0 +6.0 +7.0 +8.0 +9.0 +10.0 +100.0 +654.216812456 +10.10101010101010 +25.25252525252525 +252.25252525252525 +2525.25252525252525 +25252.25252525252525 +252525.25252525252525 +3.14 +1.57 +2.355 +1.1775
3713	//lvbe /mnt/e/misc/float/tan -f -1.0 -2.0 -3.0 -4.0 -5.0 -6.0 -7.0 -8.0 -9.0 -10.0 -100.0 -654.216812456 -10.10101010101010 -25.25252525252525 -252.25252525252525 -2525.25252525252525 -25252.25252525252525 -252525.25252525252525 -3.14 -1.57 -2.355 -1.1775
3714	CHECK_FLT( RT_NOCRT(tanf)( +0.0f), +0.0f);
3715	CHECK_FLT( RT_NOCRT(tanf)( -0.0f), -0.0f);
3716	CHECK_FLT_RANGE(RT_NOCRT(tanf)( +(float)M_PI), +0.0f, 0.000000100000000f);
3717	CHECK_FLT_RANGE(RT_NOCRT(tanf)( -(float)M_PI), +0.0f, 0.000000100000000f);
3718	CHECK_FLT( RT_NOCRT(tanf)( +1.0f), +1.557407736778259f);
3719	CHECK_FLT( RT_NOCRT(tanf)( +2.0f), -2.185039758682251f);
3720	CHECK_FLT( RT_NOCRT(tanf)( +3.0f), -0.142546549439430f);
3721	CHECK_FLT( RT_NOCRT(tanf)( +4.0f), +1.157821297645569f);
3722	CHECK_FLT( RT_NOCRT(tanf)( +5.0f), -3.380515098571777f);
3723	CHECK_FLT( RT_NOCRT(tanf)( +6.0f), -0.291006177663803f);
3724	CHECK_FLT( RT_NOCRT(tanf)( +7.0f), +0.871447980403900f);
3725	CHECK_FLT( RT_NOCRT(tanf)( +8.0f), -6.799711227416992f);
3726	CHECK_FLT( RT_NOCRT(tanf)( +9.0f), -0.452315658330917f);
3727	CHECK_FLT( RT_NOCRT(tanf)( +10.0f), +0.648360848426819f);
3728	CHECK_FLT( RT_NOCRT(tanf)( +100.0f), -0.587213933467865f);
3729	CHECK_FLT( RT_NOCRT(tanf)( +654.216812456f), +0.961022973060608f);
3730	CHECK_FLT( RT_NOCRT(tanf)( +10.10101010101010f), +0.802448868751526f);
3731	CHECK_FLT( RT_NOCRT(tanf)( +25.25252525252525f), +0.120360307395458f);
3732	CHECK_FLT( RT_NOCRT(tanf)( +252.25252525252525f), +1.327268242835999f);
3733	CHECK_FLT( RT_NOCRT(tanf)( +2525.25252525252525f), -0.666738152503967f);
3734	CHECK_FLT( RT_NOCRT(tanf)( +25252.25252525252525f), +0.130944371223450f);
3735	CHECK_FLT( RT_NOCRT(tanf)( +252525.25252525252525f), +1.236903667449951f);
3736	CHECK_FLT( RT_NOCRT(tanf)( +3.14f), -0.001592550077476f);
3737	CHECK_FLT( RT_NOCRT(tanf)( +1.57f), +1255.848266601562500f);
3738	CHECK_FLT( RT_NOCRT(tanf)( +2.355f), -1.002391815185547f);
3739	CHECK_FLT( RT_NOCRT(tanf)( +1.1775f), +2.410141229629517f);
3740	CHECK_FLT( RT_NOCRT(tanf)( -1.0f), -1.557407736778259f);
3741	CHECK_FLT( RT_NOCRT(tanf)( -2.0f), +2.185039758682251f);
3742	CHECK_FLT( RT_NOCRT(tanf)( -3.0f), +0.142546549439430f);
3743	CHECK_FLT( RT_NOCRT(tanf)( -4.0f), -1.157821297645569f);
3744	CHECK_FLT( RT_NOCRT(tanf)( -5.0f), +3.380515098571777f);
3745	CHECK_FLT( RT_NOCRT(tanf)( -6.0f), +0.291006177663803f);
3746	CHECK_FLT( RT_NOCRT(tanf)( -7.0f), -0.871447980403900f);
3747	CHECK_FLT( RT_NOCRT(tanf)( -8.0f), +6.799711227416992f);
3748	CHECK_FLT( RT_NOCRT(tanf)( -9.0f), +0.452315658330917f);
3749	CHECK_FLT( RT_NOCRT(tanf)( -10.0f), -0.648360848426819f);
3750	CHECK_FLT( RT_NOCRT(tanf)( -100.0f), +0.587213933467865f);
3751	CHECK_FLT( RT_NOCRT(tanf)( -654.216812456f), -0.961022973060608f);
3752	CHECK_FLT( RT_NOCRT(tanf)( -10.10101010101010f), -0.802448868751526f);
3753	CHECK_FLT( RT_NOCRT(tanf)( -25.25252525252525f), -0.120360307395458f);
3754	CHECK_FLT( RT_NOCRT(tanf)( -252.25252525252525f), -1.327268242835999f);
3755	CHECK_FLT( RT_NOCRT(tanf)( -2525.25252525252525f), +0.666738152503967f);
3756	CHECK_FLT( RT_NOCRT(tanf)( -25252.25252525252525f), -0.130944371223450f);
3757	CHECK_FLT( RT_NOCRT(tanf)( -252525.25252525252525f), -1.236903667449951f);
3758	CHECK_FLT( RT_NOCRT(tanf)( -3.14f), +0.001592550077476f);
3759	CHECK_FLT( RT_NOCRT(tanf)( -1.57f), -1255.848266601562500f);
3760	CHECK_FLT( RT_NOCRT(tanf)( -2.355f), +1.002391815185547f);
3761	CHECK_FLT( RT_NOCRT(tanf)( -1.1775f), -2.410141229629517f);
3762	CHECK_FLT( RT_NOCRT(tanf)( RTStrNanFloat(NULL, true)), RTStrNanFloat(NULL, true));
3763	CHECK_FLT( RT_NOCRT(tanf)( RTStrNanFloat("4940", false)), RTStrNanFloat("4940", false));
3764	//CHECK_FLT( RT_NOCRT(tanf)( RTStrNanFloat("494s", false)), RTStrNanFloat("494s", false)); - not preserved
3765
3766	CHECK_FLT_SAME(tanf,( +0.0f));
3767	CHECK_FLT_SAME(tanf,( -0.0f));
3768	CHECK_FLT_SAME(tanf,( +1.0f));
3769	CHECK_FLT_SAME(tanf,( -1.0f));
3770	CHECK_FLT_SAME(tanf,( -6.0f));
3771	CHECK_FLT_SAME(tanf,( -6.333f));
3772	CHECK_FLT_SAME(tanf,( +6.666f));
3773	CHECK_FLT_SAME(tanf,( 246.36775f));
3774
3775	CHECK_FLT_SAME(tanf,( +(float)INFINITY));
3776	CHECK_FLT_SAME(tanf,( -(float)INFINITY));
3777	CHECK_FLT_SAME(tanf,(RTStrNanFloat(NULL, true)));
3778	CHECK_FLT_SAME(tanf,(RTStrNanFloat("s", true)));
3779	}
3780
3781
3782	int main()
3783	{
3784	RTEXITCODE rcExit = RTTestInitAndCreate("tstRTNoCrt-2", &g_hTest);
3785	if (rcExit != RTEXITCODE_SUCCESS)
3786	return rcExit;
3787
3788	/* Some preconditions: */
3789	RTFLOAT32U r32;
3790	r32.r = RTStrNanFloat("s", false);
3791	RTTEST_CHECK(g_hTest, RTFLOAT32U_IS_SIGNALLING_NAN(&r32));
3792	r32.r = RTStrNanFloat("q", false);
3793	RTTEST_CHECK(g_hTest, RTFLOAT32U_IS_QUIET_NAN(&r32));
3794	r32.r = RTStrNanFloat(NULL, false);
3795	RTTEST_CHECK(g_hTest, RTFLOAT32U_IS_QUIET_NAN(&r32));
3796
3797	RTFLOAT64U r64;
3798	r64.r = RTStrNanDouble("s", false);
3799	RTTEST_CHECK(g_hTest, RTFLOAT64U_IS_SIGNALLING_NAN(&r64));
3800	r64.r = RTStrNanDouble("q", false);
3801	RTTEST_CHECK(g_hTest, RTFLOAT64U_IS_QUIET_NAN(&r64));
3802	r64.r = RTStrNanDouble(NULL, false);
3803	RTTEST_CHECK(g_hTest, RTFLOAT64U_IS_QUIET_NAN(&r64));
3804
3805	/* stdlib.h (integer) */
3806	testAbs();
3807
3808	/* math.h */
3809	testFAbs();
3810	testCopySign();
3811	testFmax();
3812	testFmin();
3813	testIsInf();
3814	testIsNan();
3815	testIsFinite();
3816	testIsNormal();
3817	testFpClassify();
3818	testSignBit();
3819	testFrExp();
3820	testCeil();
3821	testFloor();
3822	testTrunc();
3823	testRound();
3824	testRInt();
3825	testLRound();
3826	testLLRound();
3827	testLRInt();
3828	testLLRInt();
3829
3830	testExp();
3831	testExp2();
3832	testLdExp();
3833	testPow();
3834	testFma();
3835	testRemainder();
3836	testLog();
3837	testLog2();
3838	testSqRt();
3839
3840	testATan();
3841	testATan2();
3842	testSin();
3843	testCos();
3844	testTan();
3845
3846	return RTTestSummaryAndDestroy(g_hTest);
3847	}
3848

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source: vbox/trunk/src/VBox/Runtime/testcase/tstRTNoCrt-2.cpp

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