src/msan.h - Issue 34503012: Fix MEMORY_SANITIZER macro redefinition error.

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Issue 34503012: Fix MEMORY_SANITIZER macro redefinition error. (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/

Patch Set: Created 7 years, 2 months ago

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1 // Copyright 2013 the V8 project authors. All rights reserved.	1 // Copyright 2013 the V8 project authors. All rights reserved.

2 // Redistribution and use in source and binary forms, with or without	2 // Redistribution and use in source and binary forms, with or without

3 // modification, are permitted provided that the following conditions are	3 // modification, are permitted provided that the following conditions are

4 // met:	4 // met:

5 //	5 //

6 // * Redistributions of source code must retain the above copyright	6 // * Redistributions of source code must retain the above copyright

7 // notice, this list of conditions and the following disclaimer.	7 // notice, this list of conditions and the following disclaimer.

8 // * Redistributions in binary form must reproduce the above	8 // * Redistributions in binary form must reproduce the above

9 // copyright notice, this list of conditions and the following	9 // copyright notice, this list of conditions and the following

10 // disclaimer in the documentation and/or other materials provided	10 // disclaimer in the documentation and/or other materials provided

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27	27

28 // MemorySanitizer support.	28 // MemorySanitizer support.

29	29

30 #ifndef V8_MSAN_H_	30 #ifndef V8_MSAN_H_

31 #define V8_MSAN_H_	31 #define V8_MSAN_H_

32	32

33 #ifndef __has_feature	33 #ifndef __has_feature

34 # define __has_feature(x) 0	34 # define __has_feature(x) 0

35 #endif	35 #endif

36	36

37 #if __has_feature(memory_sanitizer)	37 #if __has_feature(memory_sanitizer) && !defined(MEMORY_SANITIZER)

38 # define MEMORY_SANITIZER	38 # define MEMORY_SANITIZER

39 #endif	39 #endif

40	40

41 #ifdef MEMORY_SANITIZER	41 #ifdef MEMORY_SANITIZER

42 # include <sanitizer/msan_interface.h>	42 # include <sanitizer/msan_interface.h>

43 // Marks a memory range as fully initialized.	43 // Marks a memory range as fully initialized.

44 # define MSAN_MEMORY_IS_INITIALIZED(p, s) __msan_unpoison((p), (s))	44 # define MSAN_MEMORY_IS_INITIALIZED(p, s) __msan_unpoison((p), (s))

45 #else	45 #else

46 # define MSAN_MEMORY_IS_INITIALIZED(p, s)	46 # define MSAN_MEMORY_IS_INITIALIZED(p, s)

47 #endif	47 #endif

48	48

49 #endif // V8_MSAN_H_	49 #endif // V8_MSAN_H_

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