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Re: PATCH: PR bootstrap/53963: [4.8 Regression] LTO bootstrap failed with bootstrap-profiled
- From: Steven Bosscher <stevenb dot gcc at gmail dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>
- Cc: gcc-patches at gcc dot gnu dot org, rguenther at suse dot de
- Date: Sat, 14 Jul 2012 20:54:37 +0200
- Subject: Re: PATCH: PR bootstrap/53963: [4.8 Regression] LTO bootstrap failed with bootstrap-profiled
- References: <20120714184916.GA31238@intel.com>
On Sat, Jul 14, 2012 at 8:49 PM, H.J. Lu <hongjiu.lu@intel.com> wrote:
> Hi,
>
> Revision 189453:
>
> http://gcc.gnu.org/ml/gcc-cvs/2012-07/msg00357.html
>
> removes type attribute comparison in gimple_types_compatible_p_1 and
> caused PR middle-end/53959 and PR bootstrap/53963. This restores type
> attribute comparison. Tested on Linux/x86-64. OK to install?
>
> Thanks.
>
>
> H.J.
> ---
> 2012-07-14 H.J. Lu <hongjiu.lu@intel.com>
>
> PR middle-end/53959
> PR bootstrap/53963
> * gimple.c (gimple_types_compatible_p_1): Restore type attribute
> comparison.
I think this deserves a bit more understanding of the problem before
reverting. Which type attributes survive up to this point?
Ciao!
Steven