[Bug tree-optimization/71916] [6/7 Regression] ICE at -O3 on valid code on x86_64-linux-gnu in "maybe_record_trace_start"

[rguenther at suse dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71916

--- Comment #3 from rguenther at suse dot de <rguenther at suse dot de> ---
On Tue, 19 Jul 2016, marxin at gcc dot gnu.org wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71916
> 
> Martin Liška <marxin at gcc dot gnu.org> changed:
> 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>                  CC|                            |rguenth at gcc dot gnu.org
> 
> --- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
> Started with r233209:
> 
>    2016-02-08   Richard Biener  <rguenther@suse.de>
> 
>         PR rtl-optimization/69274
>         * ira.c (ira_setup_alts): Do not change recog_data.operand
>         order.
> 
>         * gcc.target/i386/addr-sel-1.c: XFAIL.

This patch is known to change register allocation thus it very likely
just uncovers a latent issue.