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ff53c39e3f
* tests/test-fabs.h: New file, partially extracted from tests/test-fabsl.c. * tests/test-fabs.c (RANDOM): New macro. * tests/test-fabsf.c (RANDOM): New macro. * tests/test-fabsl.c (RANDOM): New macro. * modules/fabs-tests (Files): Add tests/randomd.c. (Makefile.am): Add randomd.c to test_fabs_SOURCES. * modules/fabsf-tests (Files): Add tests/randomf.c. (Makefile.am): Add randomf.c to test_fabsf_SOURCES. * modules/fabsl-tests (Files): Add tests/randoml.c. (Makefile.am): Add randoml.c to test_fabsl_SOURCES.
55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/* Test of fabs() 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. */
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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 (fabs, double, (double));
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#include <string.h>
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#include "macros.h"
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#include "minus-zero.h"
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#define DOUBLE double
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#define L_(literal) literal
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#define MINUS_ZERO minus_zerod
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#define FABS fabs
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#define RANDOM randomd
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#include "test-fabs.h"
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int
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main ()
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{
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/* A particular positive value. */
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x = 0.6;
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y = fabs (x);
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ASSERT (y == 0.6);
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/* A particular negative value. */
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x = -0.6;
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y = fabs (x);
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ASSERT (y == 0.6);
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test_function ();
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return 0;
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}
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