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Re: [PATCH] Fix associate_plusminus A + ~A optimization (PR tree-optimization/48717)

From: Jakub Jelinek <jakub at redhat dot com>
To: Richard Guenther <richard dot guenther at gmail dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Fri, 22 Apr 2011 20:55:40 +0200
Subject: Re: [PATCH] Fix associate_plusminus A + ~A optimization (PR tree-optimization/48717)
References: <20110422134120.GV17079@tyan-ft48-01.lab.bos.redhat.com> <BANLkTim9dikcNwvckOicM=xK7Y_8nLKbjg@mail.gmail.com>
Reply-to: Jakub Jelinek <jakub at redhat dot com>

On Fri, Apr 22, 2011 at 04:50:26PM +0200, Richard Guenther wrote:
> build_int_cst looks seriously broken, I think we want to make it
> an alias of build_int_cst_type, or rather call that from
> build_int_cst.

The comment above build_int_cst_type talks about it:

"We cannot however make this a default behavior of build_int_cst without
more intrusive changes, since there are parts of gcc that rely on the
extra precision of the integer constants."

	Jakub

References:
- [PATCH] Fix associate_plusminus A + ~A optimization (PR tree-optimization/48717)
  - From: Jakub Jelinek
- Re: [PATCH] Fix associate_plusminus A + ~A optimization (PR tree-optimization/48717)
  - From: Richard Guenther

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