| 1 | //===-- Unittests for issignaling macro -----------------------------------===// |
|---|---|
| 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 | int issignaling(double); |
| 9 | int issignalingf(float); |
| 10 | int issignalingl(long double); |
| 11 | |
| 12 | #include "include/llvm-libc-macros/math-function-macros.h" |
| 13 | |
| 14 | #include <assert.h> |
| 15 | |
| 16 | // check if macro is defined |
| 17 | #ifndef issignaling |
| 18 | #error "issignaling macro is not defined" |
| 19 | #else |
| 20 | int main(void) { |
| 21 | assert(issignaling(__builtin_nans("")) == 1); |
| 22 | assert(issignaling(__builtin_nansf("")) == 1); |
| 23 | assert(issignaling(__builtin_nansl("")) == 1); |
| 24 | assert(issignaling(1.819f) == 0); |
| 25 | assert(issignaling(-1.726) == 0); |
| 26 | assert(issignaling(1.426L) == 0); |
| 27 | return 0; |
| 28 | } |
| 29 | #endif |
| 30 |