D has it's own type system separate from C.  This defines all
primitive types all found in D.

2014-01-09  Iain Buclaw  <ibuclaw@gdcproject.org>

    gdb/

        * d-lang.h (struct builtin_d_type): New data type.
        (builtin_d_type): Add declaration.
        * d-lang.c (d_language_arch_info, build_d_types)
        (builtin_d_type): New functions.
        (enum d_primitive_types): New data type.
        (d_language_defn): Change c_language_arch_info to
        d_language_arch_info.
        (d_type_data): New static variable.
        (_initialize_d_language): Initialize d_type_data.

    gdb/testsuite/

        * gdb.dlang/primitive-types.exp: New file.

---