[Bug target/99550] ICE (segfault) on arm with -std=c++2a

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99550

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Reduced:
template <typename value_type_>
struct JoinedRange {
  struct Iterator 
  {
    template <typename T> using maybe_const_t = T;
    using pointer = maybe_const_t<int>;
  };
};
JoinedRange<int> a;