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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/112380] [14 regression] ICE when building Mesa
 (in combine, internal compiler error: in simplify_subreg) since
 r14-4612-g6decda1a35be57
Date: Sat, 04 Nov 2023 19:32:13 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112380

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Sam James from comment #6)
> bisect says:
>=20
> commit r14-4612-g6decda1a35be57
> Author: Richard Biener <rguenther@suse.de>
> Date:   Thu Oct 12 11:34:57 2023 +0200
>=20
>     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.=