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From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/97034] [11 Regression] ICE on C++20 code: gcc_assert
 failure in return type deduction (gcc/cp/pt.c:26984 in
 type_dependent_expression_p(tree_node*))
Date: Wed, 16 Sep 2020 18:42:21 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97034

--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Another, valid, where C++20 aggregate CTAD should work:

template<typename>
struct E {
  template <typename T>
  struct G {
    T t;
  };

  void fn() { G{1}; }
};

void
g () {
  E<int> e;
  e.fn ();
}=