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/* Test return value when setting FE_NOMASK_ENV (BZ16918, BZ17009).
Copyright (C) 2014-2023 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 count_errors;
static void
test_feenableexcept (void)
{
#if defined FE_ALL_EXCEPT
int res;
fedisableexcept (FE_ALL_EXCEPT);
res = feenableexcept (FE_ALL_EXCEPT);
if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res == -1))
{
puts ("feenableexcept (FE_ALL_EXCEPT) not supported, cannot test.");
return;
}
else if (res != 0)
{
puts ("feenableexcept (FE_ALL_EXCEPT) failed");
count_errors++;
}
if (fegetexcept () != FE_ALL_EXCEPT)
{
puts ("feenableexcept did not set all exceptions");
count_errors++;
}
#endif
}
static void
test_fesetenv (void)
{
#if defined FE_NOMASK_ENV && defined FE_ALL_EXCEPT
int res;
fedisableexcept (FE_ALL_EXCEPT);
res = fesetenv (FE_NOMASK_ENV);
if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res != 0))
{
puts ("fesetenv (FE_NOMASK_ENV) not supported, cannot test.");
return;
}
else if (res != 0)
{
puts ("fesetenv (FE_NOMASK_ENV) failed");
count_errors++;
}
if (fegetexcept () != FE_ALL_EXCEPT)
{
puts ("fesetenv did not set all exceptions");
count_errors++;
}
#endif
}
static void
test_feupdateenv (void)
{
#if defined FE_NOMASK_ENV && defined FE_ALL_EXCEPT
int res;
fedisableexcept (FE_ALL_EXCEPT);
res = feupdateenv (FE_NOMASK_ENV);
if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res != 0))
{
puts ("feupdateenv (FE_NOMASK_ENV)) not supported, cannot test.");
return;
}
else if (res != 0)
{
puts ("feupdateenv (FE_NOMASK_ENV) failed");
count_errors++;
}
if (fegetexcept () != FE_ALL_EXCEPT)
{
puts ("feupdateenv did not set all exceptions");
count_errors++;
}
#endif
}
static int
do_test (void)
{
test_feenableexcept ();
test_fesetenv ();
test_feupdateenv ();
return count_errors != 0 ? 1 : 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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