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From: "slyfox at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/103769] [11/12 Regression] checking ICE in
 hashtab_chk_error with alias template and pack expansion after r11-7931
Date: Sat, 08 Jan 2022 20:02:44 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103769

--- Comment #8 from Sergei Trofimovich <slyfox at gcc dot gnu.org> ---
Slightly simpler executable example without recursion:

template <typename T> using t =3D T;
template <typename...> struct s {};
template <typename...Args> s<t<Args>...> f() { return {};}

int main() { f<void>(); }=