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8306579: Consider building with /Zc:throwingNew

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Reviewed-by: ihse, kbarrett
This commit is contained in:
Julian Waters 2025-01-13 14:02:41 +00:00
parent cede30416f
commit a289bcfe7e
2 changed files with 2 additions and 13 deletions
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4
make/autoconf/flags-cflags.m4
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@ -564,8 +564,8 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_HELPER],
elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
# The -utf-8 option sets source and execution character sets to UTF-8 to enable correct
# compilation of all source files regardless of the active code page on Windows.
TOOLCHAIN_CFLAGS_JVM="-nologo -MD -Zc:preprocessor -Zc:inline -permissive- -utf-8 -MP"
TOOLCHAIN_CFLAGS_JDK="-nologo -MD -Zc:preprocessor -Zc:inline -permissive- -utf-8 -Zc:wchar_t-"
TOOLCHAIN_CFLAGS_JVM="-nologo -MD -Zc:preprocessor -Zc:inline -Zc:throwingNew -permissive- -utf-8 -MP"
TOOLCHAIN_CFLAGS_JDK="-nologo -MD -Zc:preprocessor -Zc:inline -Zc:throwingNew -permissive- -utf-8 -Zc:wchar_t-"
fi
# CFLAGS C language level for JDK sources (hotspot only uses C++)

11
src/java.desktop/windows/native/libawt/windows/awt_new.cpp
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@ -114,17 +114,6 @@ void *safe_Realloc(void *memblock, size_t size) {
return ptr;
}
#if !defined(DEBUG)
// This function exists because VC++ 5.0 currently does not conform to the
// Standard C++ specification which requires that operator new throw
// std::bad_alloc in an out of memory situation. Instead, VC++ 5.0 returns 0.
//
// This function can be safely removed when the problem is corrected.
void * operator new(size_t size) {
return safe_Malloc(size);
}
#endif
// This function is called at the beginning of an entry point.
// Entry points are functions which are declared:
// 1. CALLBACK,