This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: subreg transformation causes incorrect post_inc

From: Mark Shinwell <shinwell at codesourcery dot com>
To: TabonyEE at austin dot rr dot com
Cc: gcc at gcc dot gnu dot org
Date: Fri, 10 Nov 2006 19:32:49 +0000
Subject: Re: subreg transformation causes incorrect post_inc
References: <c798d30a1c5d7.1c5d7c798d30a@texas.rr.com>

TabonyEE@austin.rr.com wrote:

My port, based on (GCC) 4.2.0 20061002 (experimental), is producing
incorrect code for the following test case:

[snip]

I've only had a very quick look at your code, but I have a feeling that
this is an instance of the kind of slip-up with GO_IF_MODE_DEPENDENT_ADDRESS
that my patch at http://gcc.gnu.org/ml/gcc-patches/2006-08/msg00858.html is
aimed at preventing.  (This patch is currently only applied to addrmodes
branch.)

Mark

Follow-Ups:
- Re: subreg transformation causes incorrect post_inc
  - From: TabonyEE
- Re: subreg transformation causes incorrect post_inc
  - From: TabonyEE

References:
- subreg transformation causes incorrect post_inc
  - From: TabonyEE

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]