[Bug fortran/87127] External function not recognised from within an associate block

[juergen.reuter at desy dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87127

--- Comment #1 from Jürgen Reuter <juergen.reuter at desy dot de> ---
Present since at least version 5.4. It is still present in the very recent
trunk (r264725).