[Bug rtl-optimization/112380] [14 regression] ICE when building Mesa (in combine, internal compiler error: in simplify_subreg) since r14-4612-g6decda1a35be57

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112380

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Sam James from comment #6)
> bisect says:
> 
> commit r14-4612-g6decda1a35be57
> Author: Richard Biener <rguent...@suse.de>
> Date:   Thu Oct 12 11:34:57 2023 +0200
> 
>     tree-optimization/111779 - Handle some BIT_FIELD_REFs in SRA

That almost definitely just exposed the issue. Let me see if I can get a
testcase that fails without depending on that.