/* -*- buffer-read-only: t -*- vi: set ro: */ /* DO NOT EDIT! GENERATED AUTOMATICALLY! */ /* Macros for floating-point negative zero. Copyright (C) 2010-2011 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 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 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 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, 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. */ #if defined __hpux || defined __sgi || defined __ICC static float compute_minus_zerof (void) { return -FLT_MIN * FLT_MIN; } # define minus_zerof compute_minus_zerof () #else float minus_zerof = -0.0f; #endif /* minus_zerod represents the value -0.0. */ /* 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. */ #if defined __hpux || defined __sgi || defined __ICC static double compute_minus_zerod (void) { return -DBL_MIN * DBL_MIN; } # define minus_zerod compute_minus_zerod () #else 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. */ #if defined __hpux || defined __sgi || defined __ICC static long double compute_minus_zerol (void) { return -LDBL_MIN * LDBL_MIN; } # define minus_zerol compute_minus_zerol () #else long double minus_zerol = -0.0L; #endif

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