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Linux & MacOSX: better implementation for TC_THROW_FATAL_EXCEPTION to use __builtin_trap when available.

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This commit is contained in:
Mounir IDRASSI
2016-02-21 01:00:46 +01:00
parent 87df2fd2fc
commit 0c0ea60b77
1 changed files with 8 additions and 0 deletions
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8
src/Common/Tcdefs.h
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@@ -119,6 +119,10 @@ typedef union
} UINT64_STRUCT;
#ifndef __has_builtin // Optional of course
#define __has_builtin(x) 0 // Compatibility with non-clang compilers
#endif
#ifdef TC_WINDOWS_BOOT
# ifdef __cplusplus
@@ -129,6 +133,10 @@ void ThrowFatalException (int line);
# define TC_THROW_FATAL_EXCEPTION ThrowFatalException (__LINE__)
#elif defined (TC_WINDOWS_DRIVER)
# define TC_THROW_FATAL_EXCEPTION KeBugCheckEx (SECURITY_SYSTEM, __LINE__, 0, 0, 'VC')
#elif (defined(__clang__) && __has_builtin(__builtin_trap)) \
|| (defined(__GNUC__ ) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3))) \
|| (__has_builtin(__builtin_trap))
# define TC_THROW_FATAL_EXCEPTION __builtin_trap()
#else
# define TC_THROW_FATAL_EXCEPTION *(char *) 0 = 0
#endif