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glibc/math/test-math-isinff.cc
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/* Test for bug 19439. | |
Copyright (C) 2016 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
Contributed by Marek Polacek <polacek@redhat.com>, 2012. | |
The GNU C Library is free software; you can redistribute it and/or | |
modify it under the terms of the GNU Lesser General Public | |
License as published by the Free Software Foundation; either | |
version 2.1 of the License, or (at your option) any later version. | |
The GNU C Library is distributed in the hope that it will be useful, | |
but WITHOUT ANY WARRANTY; without even the implied warranty of | |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
Lesser General Public License for more details. | |
You should have received a copy of the GNU Lesser General Public | |
License along with the GNU C Library; if not, see | |
<http://www.gnu.org/licenses/>. */ | |
#define _GNU_SOURCE 1 | |
#include <math.h> | |
#include <stdio.h> | |
#include <stdlib.h> | |
static int | |
do_test (void) | |
{ | |
/* Verify that isinff, isinfl, isnanf, and isnanlf are defined | |
in the header under C++11 and can be called. Without the | |
header fix this test will not compile. */ | |
if (isinff (1.0f) | |
|| !isinff (INFINITY) | |
#ifndef NO_LONG_DOUBLE | |
|| isinfl (1.0L) | |
|| !isinfl (INFINITY) | |
#endif | |
|| isnanf (2.0f) | |
|| !isnanf (NAN) | |
#ifndef NO_LONG_DOUBLE | |
|| isnanl (2.0L) | |
|| !isnanl (NAN) | |
#endif | |
) | |
{ | |
printf ("FAIL: Failed to call is* functions.\n"); | |
exit (1); | |
} | |
printf ("PASS: Able to call isinff, isinfl, isnanf, and isnanl.\n"); | |
exit (0); | |
} | |
#define TEST_FUNCTION do_test () | |
#include "../test-skeleton.c" |