[Bug fortran/71454] New: [oop] extend type, missing relationship to baseclass in DWARF

[bernhard.heckel at intel dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71454

            Bug ID: 71454
           Summary: [oop] extend type, missing relationship to baseclass
                    in DWARF
           Product: gcc
           Version: 5.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: bernhard.heckel at intel dot com
  Target Milestone: ---

Created attachment 38660
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38660&action=edit
Dwarf_output

Fortran support type extension. When looking into the DWARF output of such a
type, there is no relation between extended type and baseclass.

The baseclass is handled in DWARF like a struct member of the extended type 
rather then using DW_TAG_inheritance.