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Re: [PATCH] Fix removal of trivially empty bb's even in CFGRTL mode (PR middle-end/44102)

From: Richard Henderson <rth at redhat dot com>
To: Jakub Jelinek <jakub at redhat dot com>
Cc: Richard Guenther <rguenther at suse dot de>, Jan Hubicka <jh at suse dot cz>, gcc-patches at gcc dot gnu dot org
Date: Mon, 17 May 2010 10:05:30 -0700
Subject: Re: [PATCH] Fix removal of trivially empty bb's even in CFGRTL mode (PR middle-end/44102)
References: <20100513104444.GZ2817@tyan-ft48-01.lab.bos.redhat.com> <20100513135946.GD2817@tyan-ft48-01.lab.bos.redhat.com>

On 05/13/2010 06:59 AM, Jakub Jelinek wrote:
> 	PR middle-end/44102
> 	* cfgcleanup.c (try_optimize_cfg): When removing trivially empty
> 	bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
> 	mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
> 	add BARRIER after previous bb if needed.
> 
> 	* g++.dg/ext/asmgoto1.C: New test.

Ok.


r~

References:
- [PATCH] Fix removal of trivially empty bb's even in CFGRTL mode (PR middle-end/44102)
  - From: Jakub Jelinek
- Re: [PATCH] Fix removal of trivially empty bb's even in CFGRTL mode (PR middle-end/44102)
  - From: Jakub Jelinek

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