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log: Work around OSF/1 5.1 bug.
[gnulib.git]
/
tests
/
test-signbit.c
diff --git
a/tests/test-signbit.c
b/tests/test-signbit.c
index
3a87c64
..
d9ff91d
100644
(file)
--- a/
tests/test-signbit.c
+++ b/
tests/test-signbit.c
@@
-1,10
+1,10
@@
/* Test of signbit() substitute.
/* Test of signbit() substitute.
- Copyright (C) 2007 Free Software Foundation, Inc.
+ Copyright (C) 2007
-2012
Free Software Foundation, Inc.
- This program is free software
;
you can redistribute it and/or modify
+ This program is free software
:
you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version
2, or (at your option)
- any later version.
+ the Free Software Foundation; either version
3 of the License, or
+
(at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
@@
-12,8
+12,7
@@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
@@
-21,10
+20,17
@@
#include <math.h>
#include <math.h>
+/* signbit must be a macro. */
+#ifndef signbit
+# error missing declaration
+#endif
+
+#include <float.h>
#include <limits.h>
#include <limits.h>
-#include <stdlib.h>
-#define ASSERT(expr) if (!(expr)) abort ();
+#include "minus-zero.h"
+#include "infinity.h"
+#include "macros.h"
float zerof = 0.0f;
double zerod = 0.0;
float zerof = 0.0f;
double zerod = 0.0;
@@
-40,9
+46,15
@@
test_signbitf ()
ASSERT (signbit (-2.718f));
ASSERT (signbit (-2.718e30f));
ASSERT (signbit (-2.718e-30f));
ASSERT (signbit (-2.718f));
ASSERT (signbit (-2.718e30f));
ASSERT (signbit (-2.718e-30f));
+ /* Zeros. */
+ ASSERT (!signbit (0.0f));
+ if (1.0f / minus_zerof < 0)
+ ASSERT (signbit (minus_zerof));
+ else
+ ASSERT (!signbit (minus_zerof));
/* Infinite values. */
/* Infinite values. */
- ASSERT (!signbit (
1.0f / 0.0f
));
- ASSERT (signbit (-
1.0f / 0.0f
));
+ ASSERT (!signbit (
Infinityf ()
));
+ ASSERT (signbit (-
Infinityf ()
));
/* Quiet NaN. */
(void) signbit (zerof / zerof);
#if defined FLT_EXPBIT0_WORD && defined FLT_EXPBIT0_BIT
/* Quiet NaN. */
(void) signbit (zerof / zerof);
#if defined FLT_EXPBIT0_WORD && defined FLT_EXPBIT0_BIT
@@
-79,9
+91,15
@@
test_signbitd ()
ASSERT (signbit (-2.718));
ASSERT (signbit (-2.718e30));
ASSERT (signbit (-2.718e-30));
ASSERT (signbit (-2.718));
ASSERT (signbit (-2.718e30));
ASSERT (signbit (-2.718e-30));
+ /* Zeros. */
+ ASSERT (!signbit (0.0));
+ if (1.0 / minus_zerod < 0)
+ ASSERT (signbit (minus_zerod));
+ else
+ ASSERT (!signbit (minus_zerod));
/* Infinite values. */
/* Infinite values. */
- ASSERT (!signbit (
1.0 / 0.0
));
- ASSERT (signbit (-
1.0 / 0.0
));
+ ASSERT (!signbit (
Infinityd ()
));
+ ASSERT (signbit (-
Infinityd ()
));
/* Quiet NaN. */
(void) signbit (zerod / zerod);
#if defined DBL_EXPBIT0_WORD && defined DBL_EXPBIT0_BIT
/* Quiet NaN. */
(void) signbit (zerod / zerod);
#if defined DBL_EXPBIT0_WORD && defined DBL_EXPBIT0_BIT
@@
-116,9
+134,15
@@
test_signbitl ()
ASSERT (signbit (-2.718L));
ASSERT (signbit (-2.718e30L));
ASSERT (signbit (-2.718e-30L));
ASSERT (signbit (-2.718L));
ASSERT (signbit (-2.718e30L));
ASSERT (signbit (-2.718e-30L));
+ /* Zeros. */
+ ASSERT (!signbit (0.0L));
+ if (1.0L / minus_zerol < 0)
+ ASSERT (signbit (minus_zerol));
+ else
+ ASSERT (!signbit (minus_zerol));
/* Infinite values. */
/* Infinite values. */
- ASSERT (!signbit (
1.0L / 0.0L
));
- ASSERT (signbit (-
1.0L / 0.0L
));
+ ASSERT (!signbit (
Infinityl ()
));
+ ASSERT (signbit (-
Infinityl ()
));
/* Quiet NaN. */
(void) signbit (zerol / zerol);
#if defined LDBL_EXPBIT0_WORD && defined LDBL_EXPBIT0_BIT
/* Quiet NaN. */
(void) signbit (zerol / zerol);
#if defined LDBL_EXPBIT0_WORD && defined LDBL_EXPBIT0_BIT