Handle DW_TAG_rvalue_reference_type

2012-05-21  Jim Ingham <jingham@apple.com>

      * dwarf2read.c (process_die): Handle DW_TAG_rvalue_reference_type.
      (read_type_die): Ditto.
      (dwarf_tag_name): Ditto.

      * elf/dwarf2.h: Add DW_TAG_rvalue_reference_type.

Obtained from:	Apple, gdb-1820
Handle DW_TAG_unspecified_type

2011-11-14  Jim Ingham  <jingham@apple.com>

        * dwarf2read.c (read_type_die): Handle DW_TAG_unspecified_type.
        (read_tag_unspecified_type): New function, add a type for the
        DW_TAG_unspecified_type die.

Obtained from:	Apple, gdb-1752