/* mbed Microcontroller Library * Copyright (c) 2019 ARM Limited * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef MSTD_NEW_ #define MSTD_NEW_ /* <mstd_new> * * - includes toolchain's <new> * - For all toolchains, C++17 backports: * - mstd::launder */ #include <new> #if __cpp_lib_launder < 201606 #include <type_traits> #endif namespace mstd { using std::nothrow_t; using std::nothrow; using std::new_handler; using std::set_new_handler; #if __cpp_lib_launder >= 201606 using std::launder; #else template <typename T> constexpr T *launder(T *p) noexcept { static_assert(!std::is_function<T>::value && !std::is_void<T>::value, "Can only launder complete object types"); #if defined __clang__ || __GNUC__ >= 9 return __builtin_launder(p); #else return p; #endif } #endif } // namespace mstd #endif // MSTD_NEW_