mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-27 05:00:15 +00:00
69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
/* Test fesetexcept: exception traps enabled.
|
|
Copyright (C) 2016-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <fenv.h>
|
|
#include <stdio.h>
|
|
#include <math-tests.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
int result = 0;
|
|
|
|
fedisableexcept (FE_ALL_EXCEPT);
|
|
int ret = feenableexcept (FE_ALL_EXCEPT);
|
|
if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (ret == -1))
|
|
{
|
|
puts ("feenableexcept (FE_ALL_EXCEPT) not supported, cannot test");
|
|
return 77;
|
|
}
|
|
else if (ret != 0)
|
|
{
|
|
puts ("feenableexcept (FE_ALL_EXCEPT) failed");
|
|
result = 1;
|
|
return result;
|
|
}
|
|
|
|
if (EXCEPTION_SET_FORCES_TRAP)
|
|
{
|
|
puts ("setting exceptions traps, cannot test on this architecture");
|
|
return 77;
|
|
}
|
|
/* Verify fesetexcept does not cause exception traps. */
|
|
ret = fesetexcept (FE_ALL_EXCEPT);
|
|
if (ret == 0)
|
|
puts ("fesetexcept (FE_ALL_EXCEPT) succeeded");
|
|
else
|
|
{
|
|
puts ("fesetexcept (FE_ALL_EXCEPT) failed");
|
|
if (EXCEPTION_TESTS (float))
|
|
{
|
|
puts ("failure of fesetexcept was unexpected");
|
|
result = 1;
|
|
}
|
|
else
|
|
puts ("failure of fesetexcept OK");
|
|
}
|
|
feclearexcept (FE_ALL_EXCEPT);
|
|
|
|
return result;
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|