This is the mail archive of the gcc-patches@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: Fix bug in gcse

From: Jan Hubicka <jh at suse dot cz>
To: Richard Henderson <rth at redhat dot com>,Josef Zlomek <zlomekj at suse dot cz>, gcc-patches at gcc dot gnu dot org
Date: Sat, 25 Jan 2003 00:20:20 +0100
Subject: Re: Fix bug in gcse
References: <20030124102747.GB21154@artax.karlin.mff.cuni.cz> <20030124231729.GC28219@redhat.com>

> On Fri, Jan 24, 2003 at 11:27:47AM +0100, Josef Zlomek wrote:
> > GCSE segfaults in constprop_register when NEXT_INSN (insn) == NULL
> > when compiling following testcase on machine supporting 
> > -fprefetch-loop-arrays with "-O2 -fprefetch-loop-arrays".
> 
> It does?  On which branch?  I couldn't reproduce it with
> "-march=pentium4 -O2 -fprefetch-loop-arrays" for either 
> 3.3 or mainline.

I believe it is the case for x86-64, but I may be wrong.
(x86-64 is failing in some SPEC tests since the jump bypassing changes
went in)

Honza
> 
> 
> r~

Follow-Ups:
- Re: Fix bug in gcse
  - From: Josef Zlomek

References:
- Fix bug in gcse
  - From: Josef Zlomek
- Re: Fix bug in gcse
  - From: Richard Henderson

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