[Bug c++/96408] C++20 new attribute [[no_unique_address]] occurs the internal compile error

[hewillk at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96408

--- Comment #2 from 康桓瑋 <hewillk at gmail dot com> ---
Created attachment 48979
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48979&action=edit
the source file