[Bug c++/104847] [11/12 Regression] ICE in write_unqualified_name, at cp/mangle.cc:1406

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104847

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Though the nontype-class-union1.C testcase doesn't have explicit designator
syntax either.