Run DCE after a LoopFlatten test to reduce spurious output [nfc]
[llvm-project.git] / libc / src / threads / call_once.h
blob186d63cecdbdd2d10602cc260bec41cf3ed34138
1 //===-- Implementation header for call_once function ------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
9 #ifndef LLVM_LIBC_SRC_THREADS_CALL_ONCE_H
10 #define LLVM_LIBC_SRC_THREADS_CALL_ONCE_H
12 #include <threads.h>
14 namespace LIBC_NAMESPACE {
16 void call_once(once_flag *flag, __call_once_func_t func);
18 } // namespace LIBC_NAMESPACE
20 #endif // LLVM_LIBC_SRC_THREADS_CALL_ONCE_H