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Date: Wed, 28 Nov 2012 13:44:00 -0000
From: Hans-Peter Nilsson <hp@bitrange.com>
To: Jakub Jelinek <jakub@redhat.com>
cc: Eric Botcazou <ebotcazou@adacore.com>, gcc-patches@gcc.gnu.org,     Alexandre Oliva <aoliva@redhat.com>
Subject: Re: [RFA:] fix PR55030, wrong code from __builtin_setjmp_receiver
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On Tue, 27 Nov 2012, Jakub Jelinek wrote:
> 2012-11-26  Jakub Jelinek  <jakub@redhat.com>
>
> 	PR debug/36728
> 	PR debug/55467
> 	* cselib.c (cselib_process_insn): If cselib_preserve_constants,
> 	don't reset table and exit early on volatile insns and setjmp.
> 	Reset table afterwards on setjmp.

It seems this also fixes the s390x-linux bootstrap; at least the
test-case in PR bootstrap/55511.  Thanks again.

(N.B. there may also be a bug in var-tracking, covered up by the
patch above.)

brgds, H-P