[Bug c++/100007] New: Parameter packs not expanded with bit field

[hewillk at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100007

            Bug ID: 100007
           Summary: Parameter packs not expanded with bit field
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hewillk at gmail dot com
  Target Milestone: ---

https://godbolt.org/z/ccb69heP9

template <int... Ns>
auto f() {
  ([] { struct U { int x : Ns; }; }, ...);
  ([] { union  U { int x : Ns; }; }, ...);
}

gcc rejects it.