1 //===-- Implementation header for copysign ----------------------*- C++ -*-===//
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
7 //===----------------------------------------------------------------------===//
9 #ifndef LLVM_LIBC_SRC_MATH_COPYSIGN_H
10 #define LLVM_LIBC_SRC_MATH_COPYSIGN_H
12 #include "src/__support/macros/config.h"
14 namespace LIBC_NAMESPACE_DECL
{
16 double copysign(double x
, double y
);
18 } // namespace LIBC_NAMESPACE_DECL
20 #endif // LLVM_LIBC_SRC_MATH_COPYSIGN_H