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From: "dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/107267] ice in cp_gimplify_init_expr, at
 cp/cp-gimplify.cc:253
Date: Sat, 15 Oct 2022 11:00:37 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107267

--- Comment #3 from David Binderman <dcb314 at hotmail dot com> ---
Reduced C++ code is

template <int __v> struct integral_constant {
  static constexpr int value =3D __v;
};
template <bool __v> using __bool_constant =3D integral_constant<__v>;
template <int> struct __conditional {
  template <typename _Tp, typename> using type =3D _Tp;
};
template <bool _Cond, typename _If, typename _Else>
using __conditional_t =3D typename __conditional<_Cond>::type<_If, _Else>;
template <typename _Tp> struct remove_reference { using type =3D _Tp; };
namespace std {
template <typename _Tp> typename remove_reference<_Tp>::type &&move(_Tp &&);
struct pair {
  int second;
};
template <int _Constant_iterators> struct _Hashtable_traits {
  using __constant_iterators =3D __bool_constant<_Constant_iterators>;
};
template <int __constant_iterators> struct _Node_iterator {
  using value_type =3D pair;
  using pointer =3D
      __conditional_t<__constant_iterators, value_type *, value_type>;
  pointer operator->();
};
struct _Insert_base {
  using __constant_iterators =3D _Hashtable_traits<false>::__constant_itera=
tors;
  using iterator =3D _Node_iterator<__constant_iterators::value>;
};
template <typename, typename> using __umap_hashtable =3D _Insert_base;
struct unordered_map {
  __umap_hashtable<int, int>::iterator find(int);
};
} // namespace std
template <typename, typename> using unordered_map =3D std::unordered_map;
struct vl_concurrent_unordered_map {
  struct FindResult {
    FindResult(bool, int);
    std::pair result;
  };
  int pop_key;
  void pop() {
    auto itr =3D maps[0].find(pop_key);
    auto ret =3D std::move(FindResult(true, itr->second));
  }
  unordered_map<int, int> maps[];
} unique_id_mapping;
void DispatchDestroyAccelerationStructureKHR() { unique_id_mapping.pop(); }=