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