annotate tests/test-log10.c @ 17363:5a51fb7777a9

sys_select, sys_time: port 2013-01-30 Solaris 2.6 fix to Cygwin Problem reported by Marco Atzeri in <http://lists.gnu.org/archive/html/bug-gnulib/2013-03/msg00000.html>. * lib/sys_select.in.h [HAVE_SYS_SELECT_H && _CYGWIN_SYS_TIME_H]: Simply delegate to the system <sys/select.h> in this case too. Also, pay attention to _GL_SYS_SELECT_H_REDIRECT_FROM_SYS_TIME_H only if OSF/1, since otherwise Cygwin breaks, and it doesn't seem to be needed on Solaris either. * lib/sys_time.in.h [_CYGWIN_SYS_TIME_H]: Simply delgate to the system <sys/time.h> in this case.
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 19 Mar 2013 09:08:47 -0700
parents e542fd46ad6f
children 344018b6e5d7
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1 /* Test of log10() function.
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2 Copyright (C) 2010-2013 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 <http://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 (log10, double, (double));
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25
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26 #include <float.h>
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27
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28 #include "minus-zero.h"
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29 #include "macros.h"
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30
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31 #define DOUBLE double
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32 #define HUGEVAL HUGE_VAL
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33 #define L_(literal) literal
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34 #define MANT_DIG DBL_MANT_DIG
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35 #define MINUS_ZERO minus_zerod
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36 #define LOG10 log10
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37 #define RANDOM randomd
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38 #include "test-log10.h"
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39
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40 int
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41 main ()
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42 {
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43 /* A particular value. */
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44 x = 0.6;
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45 y = log10 (x);
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46 ASSERT (y >= -0.2218487497 && y <= -0.2218487496);
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47
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48 test_function ();
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49
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50 return 0;
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51 }