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39 lines
538 B
39 lines
538 B
/*
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* Copyright (c) 2017-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include <mutex>
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namespace reporting {
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struct X {
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int w;
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X* x1;
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};
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class Basic {
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public:
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Basic() {}
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void test(X& xparam) { xparam.x1->w++; }
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void call1() {
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test(x); // race
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}
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int test_lock() {
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mutex_.lock();
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call1();
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}
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int test_unlock() { call1(); }
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private:
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X x;
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std::mutex mutex_;
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};
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} // namespace reporting
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