optimization/6086

[jakub@gcc.gnu.org]

The following reply was made to PR optimization/6086; it has been noted by GNATS.

From: jakub@gcc.gnu.org
To: gcc-gnats@gcc.gnu.org
Cc:  
Subject: optimization/6086
Date: 30 Mar 2002 18:50:36 -0000

 CVSROOT:	/cvs/gcc
 Module name:	egcs
 Changes by:	jakub@gcc.gnu.org	2002-03-30 10:50:35
 
 Modified files:
 	gcc            : ChangeLog combine.c 
 
 Log message:
 	PR optimization/6086
 	* combine.c (combine_simplify_rtx): If simplify_rtx failed because
 	of SUBREG of volatile MEM or because the MEM was mode dependent,
 	return CLOBBER instead of unmodified SUBREG.
 
 Patches:
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.13567&r2=1.13568
 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/combine.c.diff?cvsroot=gcc&r1=1.278&r2=1.279