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7e105c7957
* tests/test-log.h: New file. * tests/test-log.c: Include <float.h>, minus-zero.h, test-log.h. (main): Invoke test_function. * tests/test-logf.c: Include <float.h>, minus-zero.h, test-log.h. (main): Invoke test_function. * tests/test-logl.c: Include <float.h>, minus-zero.h, test-log.h. (main): Invoke test_function. * modules/log-tests (Files): Add tests/test-log.h, tests/minus-zero.h, tests/randomd.c. (Makefile.am): Add randomd.c to test_log_SOURCES. * modules/logf-tests (Files): Add tests/test-log.h, tests/minus-zero.h, tests/randomf.c. (Makefile.am): Add randomf.c to test_logf_SOURCES. * modules/logl-tests (Files): Add tests/test-log.h, tests/minus-zero.h, tests/randoml.c. (Depends-on): Add 'float'. (Makefile.am): Add randoml.c to test_logl_SOURCES.
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/* Test of logf() function.
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Copyright (C) 2010-2012 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2010-2011. */
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#include <config.h>
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#include <math.h>
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#include "signature.h"
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SIGNATURE_CHECK (logf, float, (float));
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#include <float.h>
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#include "minus-zero.h"
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#include "macros.h"
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#define DOUBLE float
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#define HUGEVAL HUGE_VALF
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#define L_(literal) literal##f
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#define MANT_DIG FLT_MANT_DIG
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#define MINUS_ZERO minus_zerof
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#define LOG logf
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#define RANDOM randomf
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#include "test-log.h"
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int
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main ()
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{
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/* A particular value. */
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x = 0.6f;
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y = logf (x);
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ASSERT (y >= -0.5108257f && y <= -0.5108256f);
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test_function ();
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return 0;
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}
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