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annotate tests/test-pow.c @ 40136:06c22cab9098

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setlocale: Work around bug on Android 4.3. * m4/setlocale.m4 (gl_FUNC_SETLOCALE): Test whether setlocale supports the "C" locale. * lib/setlocale.c (setlocale_unixlike): New wrapper for Android. * doc/posix-functions/setlocale.texi: Mention the Android bug.
author Bruno Haible <bruno@clisp.org>
date Fri, 25 Jan 2019 23:26:24 +0100
parents b06060465f09
children
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1 /* Test of pow() function.
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2 Copyright (C) 2010-2019 Free Software Foundation, Inc.
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3
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4 This program is free software: you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 3 of the License, or
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7 (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
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16
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17 /* Written by Bruno Haible <bruno@clisp.org>, 2010. */
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18
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19 #include <config.h>
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20
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21 #include <math.h>
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22
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23 #include "signature.h"
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24 SIGNATURE_CHECK (pow, double, (double, double));
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25
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26 #include "macros.h"
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27
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28 volatile double x;
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29 volatile double y;
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30 double z;
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31
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32 int
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33 main ()
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34 {
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35 /* A particular value. */
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36 x = 243.0;
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37 y = 1.2;
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38 z = pow (x, y);
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39 ASSERT (z >= 728.9999999 && z <= 729.0000001);
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40
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41 return 0;
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42 }