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author | Wilco <wdijkstr@arm.com> | 2014-06-10 15:50:25 +0100 |
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committer | Marcus Shawcroft <marcus.shawcroft@arm.com> | 2014-06-10 15:50:25 +0100 |
commit | 0570cfed7f46a6e71175e1e6fc52fa9b3f22e677 (patch) | |
tree | add7c8dfdf12859df94276021d8871a354d72059 /math/test-fenv-return.c | |
parent | f8ba1b5654d876c8db4c9a020e6fa976d434f988 (diff) | |
download | glibc-0570cfed7f46a6e71175e1e6fc52fa9b3f22e677.zip glibc-0570cfed7f46a6e71175e1e6fc52fa9b3f22e677.tar.gz glibc-0570cfed7f46a6e71175e1e6fc52fa9b3f22e677.tar.bz2 |
Add FE_NOMASK_ENV return value test.
Diffstat (limited to 'math/test-fenv-return.c')
-rw-r--r-- | math/test-fenv-return.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/math/test-fenv-return.c b/math/test-fenv-return.c new file mode 100644 index 0000000..f94a95c --- /dev/null +++ b/math/test-fenv-return.c @@ -0,0 +1,123 @@ +/* Test return value when setting FE_NOMASK_ENV (BZ16918, BZ17009). + Copyright (C) 2014 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 + <http://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" |