[Bug fortran/117303] Link-time optimization optimizes away subroutine referred to via C_FUNLOC

[chilikin.k at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117303

--- Comment #5 from Kirill Chilikin <chilikin.k at gmail dot com> ---
Created attachment 63438
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=63438&action=edit
Updated test case