[Patch, Fortran] PR34655 - default init and equiv association with COMMON variable

[Jerry DeLisle]

Tobias Burnus wrote:
> "5.5.2.5 Restrictions on common and equivalence"
> "Equivalence association shall not cause a derived-t 1 ype object with
> default initialization to be associated with an object in a common block."
> 
> Build and regtested on x86-64-linux.
> OK for the trunk?
> 
> Tobias
> 
OK,

Jerry