[Bug fortran/111503] Issues with POINTER, OPTIONAL, CONTIGUOUS dummy arguments

[anlauf at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111503

--- Comment #1 from anlauf at gcc dot gnu.org ---
Created attachment 56832
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56832&action=edit
Draft patch

The attached patch adds handling for NULL([MOLD]) and fixes comment#0.