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5146356f | 1 | /* Test fesetexcept: exception traps enabled. |
2b778ceb | 2 | Copyright (C) 2016-2021 Free Software Foundation, Inc. |
5146356f JM |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
5146356f JM |
18 | |
19 | #include <fenv.h> | |
20 | #include <stdio.h> | |
21 | #include <math-tests.h> | |
22 | ||
23 | static int | |
24 | do_test (void) | |
25 | { | |
26 | int result = 0; | |
27 | ||
28 | fedisableexcept (FE_ALL_EXCEPT); | |
29 | int ret = feenableexcept (FE_ALL_EXCEPT); | |
30 | if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (ret == -1)) | |
31 | { | |
32 | puts ("feenableexcept (FE_ALL_EXCEPT) not supported, cannot test"); | |
33 | return 77; | |
34 | } | |
35 | else if (ret != 0) | |
36 | { | |
37 | puts ("feenableexcept (FE_ALL_EXCEPT) failed"); | |
38 | result = 1; | |
39 | return result; | |
40 | } | |
41 | ||
42 | if (EXCEPTION_SET_FORCES_TRAP) | |
43 | { | |
44 | puts ("setting exceptions traps, cannot test on this architecture"); | |
45 | return 77; | |
46 | } | |
47 | /* Verify fesetexcept does not cause exception traps. */ | |
48 | ret = fesetexcept (FE_ALL_EXCEPT); | |
49 | if (ret == 0) | |
50 | puts ("fesetexcept (FE_ALL_EXCEPT) succeeded"); | |
51 | else | |
52 | { | |
53 | puts ("fesetexcept (FE_ALL_EXCEPT) failed"); | |
54 | if (EXCEPTION_TESTS (float)) | |
55 | { | |
56 | puts ("failure of fesetexcept was unexpected"); | |
57 | result = 1; | |
58 | } | |
59 | else | |
60 | puts ("failure of fesetexcept OK"); | |
61 | } | |
62 | feclearexcept (FE_ALL_EXCEPT); | |
63 | ||
64 | return result; | |
65 | } | |
66 | ||
67 | #define TEST_FUNCTION do_test () | |
68 | #include "../test-skeleton.c" |