[Bug fortran/68243] QOI: no warning about unused entities in submodules

[pault at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68243

--- Comment #3 from Paul Thomas <pault at gcc dot gnu.org> ---
(In reply to Paul Thomas from comment #2)
> That's a wierd one! I'll take a look later on.

I presume that I have to lay out the common block with the pointer and the
string length variable together? It's the only way that I can see to do this.

It works with the "other brand".

Cheers

Paul