From 50b3ff7b91e78a61aca93247bee586d6d7eb27c8 Mon Sep 17 00:00:00 2001 From: Holger Weiss Date: Wed, 20 May 2009 00:32:10 +0200 Subject: Sync with the latest Gnulib code (cb75dc5) Signed-off-by: Holger Weiss --- gl/math.in.h | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'gl/math.in.h') diff --git a/gl/math.in.h b/gl/math.in.h index 6e1b9a2b..a0efefda 100644 --- a/gl/math.in.h +++ b/gl/math.in.h @@ -1,6 +1,6 @@ /* A GNU-like . - Copyright (C) 2002-2003, 2007-2008 Free Software Foundation, Inc. + Copyright (C) 2002-2003, 2007-2009 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 @@ -518,7 +518,8 @@ extern int gl_signbitf (float arg); extern int gl_signbitd (double arg); extern int gl_signbitl (long double arg); # if __GNUC__ >= 2 && !__STRICT_ANSI__ -# if defined FLT_SIGNBIT_WORD && defined FLT_SIGNBIT_BIT +# if defined FLT_SIGNBIT_WORD && defined FLT_SIGNBIT_BIT && !defined gl_signbitf +# define gl_signbitf_OPTIMIZED_MACRO # define gl_signbitf(arg) \ ({ union { float _value; \ unsigned int _word[(sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)]; \ @@ -527,7 +528,8 @@ extern int gl_signbitl (long double arg); (_m._word[FLT_SIGNBIT_WORD] >> FLT_SIGNBIT_BIT) & 1; \ }) # endif -# if defined DBL_SIGNBIT_WORD && defined DBL_SIGNBIT_BIT +# if defined DBL_SIGNBIT_WORD && defined DBL_SIGNBIT_BIT && !defined gl_signbitd +# define gl_signbitd_OPTIMIZED_MACRO # define gl_signbitd(arg) \ ({ union { double _value; \ unsigned int _word[(sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)]; \ @@ -536,7 +538,8 @@ extern int gl_signbitl (long double arg); (_m._word[DBL_SIGNBIT_WORD] >> DBL_SIGNBIT_BIT) & 1; \ }) # endif -# if defined LDBL_SIGNBIT_WORD && defined LDBL_SIGNBIT_BIT +# if defined LDBL_SIGNBIT_WORD && defined LDBL_SIGNBIT_BIT && !defined gl_signbitl +# define gl_signbitl_OPTIMIZED_MACRO # define gl_signbitl(arg) \ ({ union { long double _value; \ unsigned int _word[(sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)]; \ -- cgit v1.2.3-74-g34f1