Changeset 6517 in vbox for trunk/src/recompiler/InnoTek

Timestamp:

Jan 25, 2008 5:33:32 PM (17 years ago)

Author:

vboxsync

Message:

gcc-4.3 fix (improved accuracy)

File:

• trunk/src/recompiler/InnoTek/testmath.c (modified) (3 diffs)

trunk/src/recompiler/InnoTek/testmath.c

@@ -18 +18 @@
 #endif
 
+#if defined(__GNUC__) && ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 3) || (__GNUC__ > 4))
+  /* gcc starting with version 4.3 uses the MPFR library which results in more accurate results */
+# define SIN180 -0.8011526357338304777463731115L
+#else
+# define SIN180 -0.801152635733830477871L
+#endif
+
 static void bitch(const char *pszWhat, const long double *plrdResult, const long double *plrdExpected)
 {
@@ -47 +54 @@
 extern int testsin(void)
 {
-    return sinl(180.0L) == -0.801152635733830477871L;
+    return sinl(180.0L) == SIN180;
 }
 
@@ -282 +289 @@
     lrd = 180.0L;
     CHECK(sinl(lrd), -0.801152635733830477871L);
-    CHECK(sinl(180.0L), -0.801152635733830477871L);
+    CHECK(sinl(180.0L), SIN180);
     CHECKLL(testsin(), 1);