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backport: write_float.def (WRITE_FLOAT): Use __builtin_signbit. 

Backport from mainline:
	2010-02-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* io/write_float.def (WRITE_FLOAT): Use __builtin_signbit.

From-SVN: r160162
This commit is contained in:
Rainer Orth 2010-06-02 16:38:06 +00:00 committed by Rainer Orth
parent c851db1ee3
commit 438ca7cf87
2 changed files with 9 additions and 2 deletions
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7
libgfortran/ChangeLog
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@ -1,3 +1,10 @@
2010-06-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backport from mainline:
2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* io/write_float.def (WRITE_FLOAT): Use __builtin_signbit.
2010-04-29 Jakub Jelinek <jakub@redhat.com>
PR other/43620

4
libgfortran/io/write_float.def
View File

@ -1,4 +1,4 @@
/* Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
/* Copyright (C) 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
Contributed by Andy Vaught
Write float code factoring to this file by Jerry DeLisle
F2003 I/O support contributed by Jerry DeLisle
@ -756,7 +756,7 @@ sprintf (buffer, "%+-#" STR(MIN_FIELD_WIDTH) ".*" \
{\
GFC_REAL_ ## x tmp;\
tmp = * (GFC_REAL_ ## x *)source;\
sign_bit = signbit (tmp);\
sign_bit = __builtin_signbit (tmp);\
if (!isfinite (tmp))\
{ \
write_infnan (dtp, f, isnan (tmp), sign_bit);\