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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/106369] [12/13 Regression] ICE in
 output_constructor_regular_field, at varasm.cc:5515 since
 r12-2975-g32c3a75390623a
Date: Thu, 21 Jul 2022 15:24:39 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106369

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Hannes Hauswedell from comment #5)

> This change prevents the bug from triggering. Maybe that helps in pinning=
 it
> down?

I suspect it was caused by this part of the patch:
* class.c (remove_zero_width_bit_fields): Remove.
(layout_class_type): Don't call it.

With the empty class being there, there is an "zero" width field.=