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28 lines
1.3 KiB
C
28 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_ADDRESS_SANITIZER_H_
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#define RUNTIME_PLATFORM_ADDRESS_SANITIZER_H_
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#include "platform/globals.h"
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// Allow the use of ASan (AddressSanitizer). This is needed as ASan needs to be
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// told about areas where the VM does the equivalent of a long-jump.
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#if defined(__has_feature)
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#if __has_feature(address_sanitizer)
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extern "C" void __asan_unpoison_memory_region(void*, size_t);
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#define ASAN_UNPOISON(ptr, len) __asan_unpoison_memory_region(ptr, len)
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#else // __has_feature(address_sanitizer)
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#define ASAN_UNPOISON(ptr, len) \
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do { \
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} while (false && (ptr) == 0 && (len) == 0)
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#endif // __has_feature(address_sanitizer)
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#else // defined(__has_feature)
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#define ASAN_UNPOISON(ptr, len) \
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do { \
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} while (false && (ptr) == 0 && (len) == 0)
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#endif // defined(__has_feature)
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#endif // RUNTIME_PLATFORM_ADDRESS_SANITIZER_H_
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