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28 lines
843 B
C++
28 lines
843 B
C++
// Copyright 2017 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/observer_list_threadsafe.h"
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#include "base/compiler_specific.h"
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namespace base::internal {
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constinit thread_local const ObserverListThreadSafeBase::NotificationDataBase*
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current_notification = nullptr;
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// static
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const ObserverListThreadSafeBase::NotificationDataBase*&
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ObserverListThreadSafeBase::GetCurrentNotification() {
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// Workaround false-positive MSAN use-of-uninitialized-value on
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// thread_local storage for loaded libraries:
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// https://github.com/google/sanitizers/issues/1265
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MSAN_UNPOISON(
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¤t_notification,
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sizeof(const ObserverListThreadSafeBase::NotificationDataBase*));
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return current_notification;
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}
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} // namespace base::internal
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