[Bug c++/115231] [C++20] [Modules] deduction guides reachability

[huangqinjin at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115231

--- Comment #3 from huangqinjin at gmail dot com ---
Created attachment 58291
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58291&action=edit
main.cpp