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Re: [tree-ssa] Optimizing if statements

From: Andrew MacLeod <amacleod at redhat dot com>
To: Daniel Berlin <dberlin at dberlin dot org>
Cc: Steven Bosscher <s dot bosscher at student dot tudelft dot nl>,gcc mailing list <gcc at gcc dot gnu dot org>
Date: 02 Jun 2003 18:12:49 -0400
Subject: Re: [tree-ssa] Optimizing if statements
References: <3EDB7FB3.6070108@student.tudelft.nl> <Pine.LNX.4.56.0306021739240.21428@dberlin.org>

On Mon, 2003-06-02 at 17:40, Daniel Berlin wrote:
> 
> 

> >     }
> > }
> >
> >
> > Shouldn't tree-ssa be able to optimize away one of the
> > "if" statements here (since (s > 0) iff (bar > 0))?
> If copy prop was working, it would.
> 

Which just bootstrapped on my machine this afternoon....
So shortly we will have a patch for overlapping live ranges with copy
prop turned on by default...

I hope :-)

Andrew

Follow-Ups:
- Re: [tree-ssa] Optimizing if statements
  - From: Diego Novillo

References:
- [tree-ssa] Optimizing if statements
  - From: Steven Bosscher
- Re: [tree-ssa] Optimizing if statements
  - From: Daniel Berlin

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