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04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
/* Test fegetexceptflag and fesetexceptflag: exception traps enabled.
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Copyright (C) 2016-2019 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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<http://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
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do_test (void)
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{
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int result = 0;
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fedisableexcept (FE_ALL_EXCEPT);
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int ret = feraiseexcept (FE_ALL_EXCEPT);
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if (ret != 0)
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{
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if (EXCEPTION_TESTS (float))
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{
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puts ("feraiseexcept (FE_ALL_EXCEPT) failed");
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result = 1;
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return result;
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}
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else
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{
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puts ("feraiseexcept (FE_ALL_EXCEPT) unsupported, cannot test");
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return 77;
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}
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}
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fexcept_t saved;
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ret = fegetexceptflag (&saved, FE_ALL_EXCEPT);
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if (ret != 0)
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{
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puts ("fegetexceptflag failed");
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result = 1;
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return result;
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}
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feclearexcept (FE_ALL_EXCEPT);
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ret = feenableexcept (FE_ALL_EXCEPT);
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if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (ret == -1))
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{
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puts ("feenableexcept (FE_ALL_EXCEPT) not supported, cannot test");
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return 77;
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}
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else if (ret != 0)
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{
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puts ("feenableexcept (FE_ALL_EXCEPT) failed");
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result = 1;
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}
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if (EXCEPTION_SET_FORCES_TRAP)
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{
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puts ("setting exceptions traps, cannot test on this architecture");
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return 77;
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}
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/* The test is that this does not cause exception traps. */
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ret = fesetexceptflag (&saved, FE_ALL_EXCEPT);
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if (ret != 0)
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{
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puts ("fesetexceptflag failed");
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result = 1;
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}
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feclearexcept (FE_ALL_EXCEPT);
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return result;
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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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