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/* Test fegetenv preserves exception mask (bug 16198).
Copyright (C) 2014-2020 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>
static int
do_test (void)
{
#if FE_ALL_EXCEPT
fenv_t env;
if (feenableexcept (FE_INVALID) != 0)
{
puts ("feenableexcept (FE_INVALID) failed, cannot test");
return 0;
}
if (fegetenv (&env) != 0)
{
puts ("fegetenv failed, cannot test");
return 0;
}
int ret = fegetexcept ();
if (ret == FE_INVALID)
{
puts ("fegetenv preserved exception mask, OK");
return 0;
}
else
{
printf ("fegetexcept returned %d, expected %d\n", ret, FE_INVALID);
return 1;
}
#else
puts ("No exceptions defined, cannot test");
return 0;
#endif
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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