| /* Test fegetenv preserves exception mask (bug 16198). |
| Copyright (C) 2014-2018 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> |
| |
| 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" |