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From: "muecker at gwdg dot de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug lto/114574] [14 regression] ICE when building curl with LTO
 (fld_incomplete_type_of, at ipa-free-lang-data.cc:257) since r14-9763
Date: Fri, 05 Apr 2024 07:51:09 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D114574

--- Comment #20 from Martin Uecker <muecker at gwdg dot de> ---
(In reply to Martin Uecker from comment #18)
> >=20
> > +	  TYPE_CANONICAL (x) =3D TYPE_CANONICAL (t);
> > As has been discussed, this is wrong, it should have been
> > TYPE_CANONICAL (x) =3D build_qualified_type (TYPE_CANONICAL (t), TYPE_Q=
UALS
> > (x));
> > or so.
>=20
> Thanks

Actually, I think we need to also add the lookup in the hash table to
c_build_qualified_type to find the right TYPE_CANONICAL.=