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ac06671ac6
This reverts commit c7b288492a.
Reason for revert: breaks tests in G3, b/287581831
Original change's description:
> [vm] Mark Zone memory as unallocated/allocated/uninitialized for Address and Memory Sanitizer.
>
> TEST=ci
> Change-Id: Ia283d9aefec767e6ccc4f1c88abba73ce1c35e87
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/212022
> Reviewed-by: Brian Quinlan <bquinlan@google.com>
> Commit-Queue: Ryan Macnak <rmacnak@google.com>
Change-Id: I94ce2141e7b16c8e4be6641253e37dfa82698486
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/309861
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Commit-Queue: Ilya Yanok <yanok@google.com>
Reviewed-by: Alexander Thomas <athom@google.com>
30 lines
1.2 KiB
C
30 lines
1.2 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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#define USING_ADDRESS_SANITIZER
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#endif
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#endif
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#if defined(USING_ADDRESS_SANITIZER)
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extern "C" void __asan_unpoison_memory_region(void const volatile*, size_t);
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#define NO_SANITIZE_ADDRESS __attribute__((no_sanitize("address")))
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#define ASAN_UNPOISON(ptr, len) __asan_unpoison_memory_region(ptr, len)
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#else // defined(USING_ADDRESS_SANITIZER)
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#define NO_SANITIZE_ADDRESS
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#define ASAN_UNPOISON(ptr, len) \
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do { \
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} while (false && (ptr) == nullptr && (len) == 0)
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#endif // defined(USING_ADDRESS_SANITIZER)
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#endif // RUNTIME_PLATFORM_ADDRESS_SANITIZER_H_
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