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Differential D143161 Diff 500797 libcxx/test/support/test_execution_policies.h

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				//===----------------------------------------------------------------------===//
				//
				// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
				// See https://llvm.org/LICENSE.txt for license information.
				// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
				//
				//===----------------------------------------------------------------------===//

				#ifndef TEST_SUPPORT_TEST_EXECUTION_POLICIES
				#define TEST_SUPPORT_TEST_EXECUTION_POLICIES

				#include <cstdlib>
				#include <execution>

				#include "test_macros.h"

				template <class Functor>
				bool test_execution_policies(Functor func) {
				func(std::execution::seq);
				#if TEST_STD_VER >= 20
				func(std::execution::unseq);
				#endif
				func(std::execution::par);
				func(std::execution::par_unseq);

				return true;
				}

				[[noreturn]] inline void terminate_successful() { std::exit(0); }

				#endif // TEST_SUPPORT_TEST_EXECUTION_POLICIES