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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef PLATFORM_MEMORY_SANITIZER_H_ | 5 #ifndef RUNTIME_PLATFORM_MEMORY_SANITIZER_H_ |
6 #define PLATFORM_MEMORY_SANITIZER_H_ | 6 #define RUNTIME_PLATFORM_MEMORY_SANITIZER_H_ |
7 | 7 |
8 #include "platform/globals.h" | 8 #include "platform/globals.h" |
9 | 9 |
10 // Allow the use of Msan (MemorySanitizer). This is needed as Msan needs to be | 10 // Allow the use of Msan (MemorySanitizer). This is needed as Msan needs to be |
11 // told about areas that are initialized by generated code. | 11 // told about areas that are initialized by generated code. |
12 #if defined(__has_feature) | 12 #if defined(__has_feature) |
13 #if __has_feature(memory_sanitizer) | 13 #if __has_feature(memory_sanitizer) |
14 extern "C" void __msan_unpoison(void *, size_t); | 14 extern "C" void __msan_unpoison(void *, size_t); |
15 #define MSAN_UNPOISON(ptr, len) __msan_unpoison(ptr, len) | 15 #define MSAN_UNPOISON(ptr, len) __msan_unpoison(ptr, len) |
16 #define NO_SANITIZE_MEMORY __attribute__((no_sanitize_memory)) | 16 #define NO_SANITIZE_MEMORY __attribute__((no_sanitize_memory)) |
17 #else // __has_feature(memory_sanitizer) | 17 #else // __has_feature(memory_sanitizer) |
18 #define MSAN_UNPOISON(ptr, len) do {} while (false && (ptr) == 0 && (len) == 0) | 18 #define MSAN_UNPOISON(ptr, len) do {} while (false && (ptr) == 0 && (len) == 0) |
19 #define NO_SANITIZE_MEMORY | 19 #define NO_SANITIZE_MEMORY |
20 #endif // __has_feature(memory_sanitizer) | 20 #endif // __has_feature(memory_sanitizer) |
21 #else // defined(__has_feature) | 21 #else // defined(__has_feature) |
22 #define MSAN_UNPOISON(ptr, len) do {} while (false && (ptr) == 0 && (len) == 0) | 22 #define MSAN_UNPOISON(ptr, len) do {} while (false && (ptr) == 0 && (len) == 0) |
23 #define NO_SANITIZE_MEMORY | 23 #define NO_SANITIZE_MEMORY |
24 #endif // defined(__has_feature) | 24 #endif // defined(__has_feature) |
25 | 25 |
26 #endif // PLATFORM_MEMORY_SANITIZER_H_ | 26 #endif // RUNTIME_PLATFORM_MEMORY_SANITIZER_H_ |
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