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1// -*- C++ -*-2//===----------------------------------------------------------------------===//3//4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.5// See https://llvm.org/LICENSE.txt for license information.6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception7//8//===----------------------------------------------------------------------===//9 10export namespace std {11 using std::sig_atomic_t _LIBCPP_USING_IF_EXISTS;12 13 // [support.signal], signal handlers14 using std::signal _LIBCPP_USING_IF_EXISTS;15 16 using std::raise _LIBCPP_USING_IF_EXISTS;17 18} // namespace std19