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Re: Fix PR rtl-optimization/52629
- From: Richard Guenther <rguenther at suse dot de>
- To: Eric Botcazou <ebotcazou at adacore dot com>
- Cc: gcc-patches at gcc dot gnu dot org, Jakub Jelinek <jakub at redhat dot com>, "Joseph S. Myers" <joseph at codesourcery dot com>
- Date: Wed, 28 Mar 2012 10:05:52 +0200 (CEST)
- Subject: Re: Fix PR rtl-optimization/52629
- References: <201203261042.13711.ebotcazou@adacore.com> <201203272300.54654.ebotcazou@adacore.com>
On Tue, 27 Mar 2012, Eric Botcazou wrote:
> > Bootstrapped/regtested on x86_64-suse-linux, applied on mainline. Should
> > it be applied to the release branches as well?
> >
> >
> > 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
> >
> > PR rtl-optimization/52629
> > * reload1.c (count_pseudo): Short-circuit common case.
> > (count_spilled_pseudo): Return early for pseudos without hard regs.
> > Assert that the pseudo has got a hard reg before manipulating it.
>
> RMs, what's your decision?
What's the impact of this bug? If it is a wrong-code or ice-on-valid
bug then it's ok for the 4.7 branch.
Richard.