[Bug lto/69607] undefined reference to MAIN__._omp_fn.0 in atomic_capture-1.f with -flto

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69607

--- Comment #14 from vries at gcc dot gnu.org ---
Created attachment 37616
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37616&action=edit
further updated tentative patch