/* Macros for floating-point negative zero.
- Copyright (C) 2010 Free Software Foundation, Inc.
+ Copyright (C) 2010-2013 Free Software Foundation, Inc.
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
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
+/* Keep in sync with m4/minus-zero.m4! */
+
#include <float.h>
+
/* minus_zerof represents the value -0.0f. */
/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0f.
ICC 10.0 has a bug when optimizing the expression -zero.
The expression -FLT_MIN * FLT_MIN does not work when cross-compiling
- to PowerPC on MacOS X 10.5. */
+ to PowerPC on Mac OS X 10.5. */
#if defined __hpux || defined __sgi || defined __ICC
static float
compute_minus_zerof (void)
/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0.
ICC 10.0 has a bug when optimizing the expression -zero.
The expression -DBL_MIN * DBL_MIN does not work when cross-compiling
- to PowerPC on MacOS X 10.5. */
+ to PowerPC on Mac OS X 10.5. */
#if defined __hpux || defined __sgi || defined __ICC
static double
compute_minus_zerod (void)
double minus_zerod = -0.0;
#endif
+
/* minus_zerol represents the value -0.0L. */
/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0L.
IRIX cc can't put -0.0L into .data, but can compute at runtime.
ICC 10.0 has a bug when optimizing the expression -zero.
The expression -LDBL_MIN * LDBL_MIN does not work when cross-compiling
- to PowerPC on MacOS X 10.5. */
+ to PowerPC on Mac OS X 10.5. */
#if defined __hpux || defined __sgi || defined __ICC
static long double
compute_minus_zerol (void)