Changeset 96222 in vbox for trunk/src/VBox/Runtime/common/string

Timestamp:

Aug 15, 2022 1:53:49 PM (2 years ago)

Author:

vboxsync

Message:

iprt/types.h,strtonum.cpp: QNAN values does not need to have bit zero set as they have the relevant highest bit set. bugref:10261

File:

• trunk/src/VBox/Runtime/common/string/strtofloat.cpp (modified) (2 diffs)

trunk/src/VBox/Runtime/common/string/strtofloat.cpp

@@ -685 +685 @@
 #if defined(RT_COMPILER_WITH_128BIT_LONG_DOUBLE)
     if (iRetType == RET_TYPE_LONG_DOUBLE)
-    {
         uHiNum &= g_fNanMasks[RET_TYPE_LONG_DOUBLE];
-        if (!uLoNum && !uHiNum)
-            uLoNum = 1; /* must not be zero, or it'll turn into an infinity */
-    }
     else
 #endif
@@ -695 +691 @@
         uHiNum  = 0;
         uLoNum &= g_fNanMasks[iRetType];
-        if (!uLoNum)
-            uLoNum = 1; /* must not be zero, or it'll turn into an infinity */
-    }
+    }
+    if (!uLoNum && !uHiNum && !fQuiet)
+        uLoNum = 1; /* must not be zero, or it'll turn into an infinity */
 
     /*