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124 lines
2.8 KiB
C
124 lines
2.8 KiB
C
/* Test return value when setting FE_NOMASK_ENV (BZ16918, BZ17009).
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Copyright (C) 2014-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <fenv.h>
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#include <stdio.h>
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#include <math-tests.h>
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static int count_errors;
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static void
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test_feenableexcept (void)
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{
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#if defined FE_ALL_EXCEPT
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int res;
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fedisableexcept (FE_ALL_EXCEPT);
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res = feenableexcept (FE_ALL_EXCEPT);
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if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res == -1))
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{
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puts ("feenableexcept (FE_ALL_EXCEPT) not supported, cannot test.");
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return;
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}
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else if (res != 0)
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{
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puts ("feenableexcept (FE_ALL_EXCEPT) failed");
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count_errors++;
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}
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if (fegetexcept () != FE_ALL_EXCEPT)
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{
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puts ("feenableexcept did not set all exceptions");
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count_errors++;
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}
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#endif
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}
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static void
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test_fesetenv (void)
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{
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#if defined FE_NOMASK_ENV && defined FE_ALL_EXCEPT
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int res;
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fedisableexcept (FE_ALL_EXCEPT);
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res = fesetenv (FE_NOMASK_ENV);
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if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res != 0))
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{
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puts ("fesetenv (FE_NOMASK_ENV) not supported, cannot test.");
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return;
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}
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else if (res != 0)
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{
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puts ("fesetenv (FE_NOMASK_ENV) failed");
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count_errors++;
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}
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if (fegetexcept () != FE_ALL_EXCEPT)
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{
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puts ("fesetenv did not set all exceptions");
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count_errors++;
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}
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#endif
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}
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static void
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test_feupdateenv (void)
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{
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#if defined FE_NOMASK_ENV && defined FE_ALL_EXCEPT
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int res;
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fedisableexcept (FE_ALL_EXCEPT);
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res = feupdateenv (FE_NOMASK_ENV);
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if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res != 0))
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{
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puts ("feupdateenv (FE_NOMASK_ENV)) not supported, cannot test.");
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return;
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}
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else if (res != 0)
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{
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puts ("feupdateenv (FE_NOMASK_ENV) failed");
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count_errors++;
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}
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if (fegetexcept () != FE_ALL_EXCEPT)
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{
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puts ("feupdateenv did not set all exceptions");
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count_errors++;
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}
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#endif
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}
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static int
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do_test (void)
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{
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test_feenableexcept ();
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test_fesetenv ();
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test_feupdateenv ();
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return count_errors != 0 ? 1 : 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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