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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Copied from http://crrev.com/6ad76b419eacefc4/testing/gmock_custom/gmock/internal/custom/gmock-port.h
#ifndef TESTING_GMOCK_CUSTOM_GMOCK_INTERNAL_CUSTOM_GMOCK_PORT_H_
#define TESTING_GMOCK_CUSTOM_GMOCK_INTERNAL_CUSTOM_GMOCK_PORT_H_
#include <type_traits>
namespace std {
// Provide alternative implementation of std::is_default_constructible for
// old, pre-4.7 of libstdc++, where is_default_constructible is missing.
// <20120322 below implies pre-4.7.0. In addition we blacklist several version
// that released after 4.7.0 from pre-4.7.0 branch. 20120702 implies 4.5.4, and
// 20121127 implies 4.6.4.
#if defined(__GLIBCXX__) && \
(__GLIBCXX__ < 20120322 || \
__GLIBCXX__ == 20120702 || \
__GLIBCXX__ == 20121127)
template <typename T>
using is_default_constructible = std::is_constructible<T>;
#endif
}
#endif // TESTING_GMOCK_CUSTOM_GMOCK_INTERNAL_CUSTOM_GMOCK_PORT_H_