| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame^] | 1 | /* Test lgamma functions set signgam for -ffinite-math-only (bug 19211). |
| 2 | Copyright (C) 2015-2016 Free Software Foundation, Inc. |
| 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 |
| 17 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <math.h> |
| 20 | #include <stdio.h> |
| 21 | |
| 22 | #define RUN_TESTS(FUNC, TYPE) \ |
| 23 | do \ |
| 24 | { \ |
| 25 | volatile TYPE a, b, c __attribute__ ((unused)); \ |
| 26 | a = 0.5; \ |
| 27 | b = -0.5; \ |
| 28 | signgam = 123; \ |
| 29 | c = FUNC (a); \ |
| 30 | if (signgam == 1) \ |
| 31 | puts ("PASS: " #FUNC " (0.5) setting signgam"); \ |
| 32 | else \ |
| 33 | { \ |
| 34 | puts ("FAIL: " #FUNC " (0.5) setting signgam"); \ |
| 35 | result = 1; \ |
| 36 | } \ |
| 37 | signgam = 123; \ |
| 38 | c = FUNC (b); \ |
| 39 | if (signgam == -1) \ |
| 40 | puts ("PASS: " #FUNC " (-0.5) setting signgam"); \ |
| 41 | else \ |
| 42 | { \ |
| 43 | puts ("FAIL: " #FUNC " (-0.5) setting signgam"); \ |
| 44 | result = 1; \ |
| 45 | } \ |
| 46 | } \ |
| 47 | while (0) |
| 48 | |
| 49 | static int |
| 50 | do_test (void) |
| 51 | { |
| 52 | int result = 0; |
| 53 | RUN_TESTS (lgammaf, float); |
| 54 | RUN_TESTS (gammaf, float); |
| 55 | RUN_TESTS (lgamma, double); |
| 56 | RUN_TESTS (gamma, double); |
| 57 | #ifndef NO_LONG_DOUBLE |
| 58 | RUN_TESTS (lgammal, long double); |
| 59 | RUN_TESTS (gammal, long double); |
| 60 | #endif |
| 61 | return result; |
| 62 | } |
| 63 | |
| 64 | #define TEST_FUNCTION do_test () |
| 65 | #include "../test-skeleton.c" |