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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/113406] ICE: tree check: expected class 'type', have
 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.cc:85
 with -fstrub=internal and _BitInt() (and __GIMPLE with _BitInt return)
Date: Tue, 16 Jan 2024 14:52:13 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113406

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #4)
> (In reply to Jakub Jelinek from comment #3)
> > Created attachment 57099 [details]
> > gcc14-pr113406.patch
> >=20
> > Seems ipa-strub.cc contains a copy of the expand_thunk I've fixed some =
weeks
> > ago.
>=20
> But the gimple testcase still fails ...

Because it is incorrect.  I think it needs to use <result> or something like
that.=