[Bug c++/116740] New: [15 Regression] ICE: in set_identifier_type_value_with_scope, at cp/name-lookup.cc:5098

[patrick at rivosinc dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116740

            Bug ID: 116740
           Summary: [15 Regression] ICE: in
                    set_identifier_type_value_with_scope, at
                    cp/name-lookup.cc:5098
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: patrick at rivosinc dot com
  Target Milestone: ---

Testcase:
class {                   a(struct b;
} struct b


Godbolt: https://godbolt.org/z/b6ofdWdGa

Invalid C++, ICEing since 15.