| // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #ifndef RUNTIME_PLATFORM_MEMORY_SANITIZER_H_ |
| #define RUNTIME_PLATFORM_MEMORY_SANITIZER_H_ |
| |
| #include "platform/globals.h" |
| |
| // Allow the use of Msan (MemorySanitizer). This is needed as Msan needs to be |
| // told about areas that are initialized by generated code. |
| #if defined(__has_feature) |
| #if __has_feature(memory_sanitizer) |
| extern "C" void __msan_unpoison(void*, size_t); |
| #define MSAN_UNPOISON(ptr, len) __msan_unpoison(ptr, len) |
| #define NO_SANITIZE_MEMORY __attribute__((no_sanitize_memory)) |
| #else // __has_feature(memory_sanitizer) |
| #define MSAN_UNPOISON(ptr, len) \ |
| do { \ |
| } while (false && (ptr) == 0 && (len) == 0) |
| #define NO_SANITIZE_MEMORY |
| #endif // __has_feature(memory_sanitizer) |
| #else // defined(__has_feature) |
| #define MSAN_UNPOISON(ptr, len) \ |
| do { \ |
| } while (false && (ptr) == 0 && (len) == 0) |
| #define NO_SANITIZE_MEMORY |
| #endif // defined(__has_feature) |
| |
| #endif // RUNTIME_PLATFORM_MEMORY_SANITIZER_H_ |