1//===-- Unittests for iscanonical 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//===----------------------------------------------------------------------===//
8int iscanonical(double);
9int iscanonicalf(float);
10int iscanonicall(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 iscanonical
18#error "iscanonical macro is not defined"
19#else
20int main(void) {
21 assert(iscanonical(__builtin_nans("")) == 0);
22 assert(iscanonical(__builtin_nansf("")) == 0);
23 assert(iscanonical(__builtin_nansl("")) == 0);
24 assert(iscanonical(1.819f) == 1);
25 assert(iscanonical(-1.726) == 1);
26 assert(iscanonical(1.426L) == 1);
27 return 0;
28}
29#endif
30

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source code of libc/test/include/iscanonical_test.c