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Re: [ tree-ssa] PRE problem

From: Diego Novillo <dnovillo at redhat dot com>
To: Daniel Berlin <dberlin at dberlin dot org>
Cc: Jeff Law <law at redhat dot com>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
Date: Fri, 20 Feb 2004 18:43:56 -0500
Subject: Re: [ tree-ssa] PRE problem
Organization: Red Hat Canada
References: <200402201818.i1KIIDGO001153@speedy.slc.redhat.com> <FAF2A76C-63E8-11D8-99B8-000A95DA505C@dberlin.org>

On Fri, 2004-02-20 at 16:08, Daniel Berlin wrote:

> So whoever introduced the annotations (I think they came from Diego's 
> flow sensitive aliasing stuff) should have added the code to update 
> them in PRE.
> 
No.  The value propagation functions and the pointer annotations are
much older.  We are only now running into trouble with them.  Otherwise,
I would have probably bugged you some time last year :)

> I'll work up a patch to do this in a moment.
>
Check the two patches from Jeff and myself earlier in the thread.


Diego.

Follow-Ups:
- Re: [ tree-ssa] PRE problem
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References:
- Re: [ tree-ssa] PRE problem
  - From: law
- Re: [ tree-ssa] PRE problem
  - From: Daniel Berlin

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