| //===-- Unittests for signbit macro ---------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| #include "include/llvm-libc-macros/math-function-macros.h" |
| |
| #include <assert.h> |
| |
| // check if macro is defined |
| #ifndef signbit |
| #error "signbit macro is not defined" |
| #else |
| int main(void) { |
| assert(!signbit(1.0f)); |
| assert(!signbit(1.0)); |
| assert(!signbit(1.0L)); |
| assert(signbit(-1.0f)); |
| assert(signbit(-1.0)); |
| assert(signbit(-1.0L)); |
| return 0; |
| } |
| #endif |
