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Date: Mon, 11 Mar 2002 08:46:00 -0000
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To: jakub@gcc.gnu.org
Cc: gcc-prs@gcc.gnu.org,
From: Janis Johnson <janis187@us.ibm.com>
Subject: Re: middle-end/5877: negative offset to array index leads to inefficient code
Reply-To: Janis Johnson <janis187@us.ibm.com>
X-SW-Source: 2002-03/txt/msg00344.txt.bz2
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The following reply was made to PR middle-end/5877; it has been noted by GNATS.

From: Janis Johnson <janis187@us.ibm.com>
To: rodrigc@gcc.gnu.org, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org,
        jakub@gcc.gnu.org, janis187@us.ibm.com, gcc-gnats@gcc.gnu.org
Cc:  
Subject: Re: middle-end/5877: negative offset to array index leads to inefficient code
Date: Mon, 11 Mar 2002 08:49:41 -0800

 On Sun, Mar 10, 2002 at 07:13:56PM -0000, rodrigc@gcc.gnu.org wrote:
 > Synopsis: negative offset to array index leads to inefficient code
 > 
 > State-Changed-From-To: open->feedback
 > State-Changed-By: rodrigc
 > State-Changed-When: Sun Mar 10 11:13:56 2002
 > State-Changed-Why:
 >     Can you verify if this solves the problem?
 >     
 >     
 >     
 >     2002-03-09  Jakub Jelinek  <jakub@redhat.com>
 >      
 >             PR middle-end/5877
 >             * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
 >             even for non-representable constants.
 > 
 > http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=5877
 
 Yes, it does.  Thanks, Jakub!
 
 Janis