[Bug fortran/66493] ICE on alternate return argument for typebound procedure

[kargl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66493

--- Comment #5 from kargl at gcc dot gnu.org ---
Created attachment 35750
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35750&action=edit
Patch that gets rid of ICE