1 //===-- Implementation header for logb --------------------------*- 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 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_LIBC_SRC_MATH_LOGB_H
10 #define LLVM_LIBC_SRC_MATH_LOGB_H
11 
12 namespace __llvm_libc {
13 
14 double logb(double x);
15 
16 } // namespace __llvm_libc
17 
18 #endif // LLVM_LIBC_SRC_MATH_LOGB_H
19