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Re: [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying

From: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>
To: David Edelsohn <dje at watson dot ibm dot com>
Cc: Andrew Pinski <pinskia at physics dot uc dot edu>, gcc-patches at gcc dot gnu dot org,amacleod at redhat dot com
Date: Sun, 18 Jul 2004 03:38:47 +0200
Subject: Re: [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying
References: <20040718004412.GA31495@atrey.karlin.mff.cuni.cz> <5F44356C-D856-11D8-AE5E-000393A6D2F2@physics.uc.edu> <200407180136.i6I1a6D33200@makai.watson.ibm.com>

Hello,

> > I almost think this is a bug in your code rather than PRE.
> 
> 	This is a bug in Zdenek's code.

an you know that how?

> Zdenek, please do not commit your patch to the LNO branch.

I already did.  If someone says me where the bug is, I will be happy to
fix it (and since the patch does not cause any problems except with
PRE which nobody on works on on LNO branch, I am not going to revert
it).

Zdenek

Follow-Ups:
- Re: [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying
  - From: Sebastian Pop
- Re: [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying
  - From: Daniel Berlin
- Re: [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying
  - From: David Edelsohn

References:
- [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying
  - From: Zdenek Dvorak
- Re: [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying
  - From: Andrew Pinski
- Re: [lno] Avoid use of rewrite_ssa_into_ssa in loop header copying
  - From: David Edelsohn

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