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// PR c++/105143
// { dg-do compile { target c++20 } }
// We used to crash here with "Error reporting routines re-entered".
template<class...> struct A { };
template<A V> using type = int;
template<A V> [[nodiscard]] type<V> get();
int main() {
get<{}>(); // { dg-warning "nodiscard" }
}
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