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Re: [PATCH?, 4.7 regression] Crash in ira-costs.c with -fschedule-insns -fsched-pressure -fdump-rtl-sched1
- From: "Ulrich Weigand" <uweigand at de dot ibm dot com>
- To: vmakarov at redhat dot com (Vladimir Makarov)
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Wed, 15 Feb 2012 18:53:06 +0100 (CET)
- Subject: Re: [PATCH?, 4.7 regression] Crash in ira-costs.c with -fschedule-insns -fsched-pressure -fdump-rtl-sched1
Vladimir Makarov wrote:
> On 02/14/2012 12:00 PM, Ulrich Weigand wrote:
> > This is fixed by the following patch. However, I'm not quite sure if this is
> > the best way to fix the problem, given that the REG_N_REFS use occurs only for
> > debug output purposes -- should we actually do the work to compute the regstat
> > array just for that, or can print_pseudo_costs be changed instead?
> >
> >
> Sorry, Ulrich. I am afraid that you missed my message about solving
> this PR two week ago.
>
> http://gcc.gnu.org/ml/gcc-patches/2012-02/msg00101.html
Ah, indeed! That does fix the problem, thanks!
Bye,
Ulrich
--
Dr. Ulrich Weigand
GNU Toolchain for Linux on System z and Cell BE
Ulrich.Weigand@de.ibm.com