Mercurial > gnulib
annotate tests/test-fabs.c @ 40231:9b3c79fdfe0b
strtod: fix clash with strtold
Problem reported for RHEL 5 by Jesse Caldwell (Bug#34817).
* lib/strtod.c (compute_minus_zero, minus_zero):
Simplify by remving the macro / external variable,
and having just a function. User changed. This avoids
the need for an external variable that might clash.
| author | Paul Eggert <eggert@cs.ucla.edu> |
|---|---|
| date | Mon, 11 Mar 2019 16:40:29 -0700 |
| parents | b06060465f09 |
| children |
| rev | line source |
|---|---|
| 12789 | 1 /* Test of fabs() function. |
|
40057
b06060465f09
maint: Run 'make update-copyright'
Paul Eggert <eggert@cs.ucla.edu>
parents:
19484
diff
changeset
|
2 Copyright (C) 2010-2019 Free Software Foundation, Inc. |
| 12789 | 3 |
| 4 This program is free software: you can redistribute it and/or modify | |
| 5 it under the terms of the GNU General Public License as published by | |
| 6 the Free Software Foundation; either version 3 of the License, or | |
| 7 (at your option) any later version. | |
| 8 | |
| 9 This program is distributed in the hope that it will be useful, | |
| 10 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 GNU General Public License for more details. | |
| 13 | |
| 14 You should have received a copy of the GNU General Public License | |
| 19190 | 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
| 12789 | 16 |
| 17 /* Written by Bruno Haible <bruno@clisp.org>, 2010. */ | |
| 18 | |
| 19 #include <config.h> | |
| 20 | |
| 21 #include <math.h> | |
| 22 | |
| 23 #include "signature.h" | |
| 24 SIGNATURE_CHECK (fabs, double, (double)); | |
| 25 | |
| 16404 | 26 #include <string.h> |
| 27 | |
| 12789 | 28 #include "macros.h" |
| 16404 | 29 #include "minus-zero.h" |
| 12789 | 30 |
| 16561 | 31 #define DOUBLE double |
| 32 #define L_(literal) literal | |
| 33 #define MINUS_ZERO minus_zerod | |
| 34 #define FABS fabs | |
| 35 #define RANDOM randomd | |
| 36 #include "test-fabs.h" | |
| 12789 | 37 |
| 38 int | |
| 39 main () | |
| 40 { | |
| 41 /* A particular positive value. */ | |
| 42 x = 0.6; | |
| 43 y = fabs (x); | |
| 44 ASSERT (y == 0.6); | |
| 45 | |
| 46 /* A particular negative value. */ | |
| 47 x = -0.6; | |
| 48 y = fabs (x); | |
| 49 ASSERT (y == 0.6); | |
| 50 | |
| 16561 | 51 test_function (); |
| 16404 | 52 |
| 12789 | 53 return 0; |
| 54 } |