optimization/8049: SSE unaligned vector stores crash with -O0

Jan Hubicka jh@suse.cz
Thu Oct 10 10:56:00 GMT 2002


The following reply was made to PR optimization/8049; it has been noted by GNATS.

From: Jan Hubicka <jh@suse.cz>
To: Ian Ollmann <iano@cco.caltech.edu>
Cc: hubicka@gcc.gnu.org, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org,
	gcc-gnats@gcc.gnu.org
Subject: Re: optimization/8049: SSE unaligned vector stores crash with -O0
Date: Thu, 10 Oct 2002 19:47:20 +0200

 > On 10 Oct 2002 hubicka@gcc.gnu.org wrote:
 > 
 > > Synopsis: SSE unaligned vector stores crash with -O0
 > >
 > > State-Changed-From-To: open->closed
 > > State-Changed-By: hubicka
 > > State-Changed-When: Thu Oct 10 09:45:59 2002
 > > State-Changed-Why:
 > >     It is runtime bug to not align stack properly for main.
 > >     It will go away with runtime compiled using gcc 3.2 or can be workarounded by avoiding vector stuff in main.
 > >
 > > http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=8049
 > 
 > I see this in functions that are not main(). Didn't I provide an example
 > of one?
 
 I didn't see it.  Can you send me some?
 > 
 > Ian
 > 
 > ---------------------------------------------------
 >    Ian Ollmann, Ph.D.       iano@cco.caltech.edu
 > ---------------------------------------------------



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