tm.texi: Remove DEFAULT_VTABLE_THUNKS.

tm.texi: Remove DEFAULT_VTABLE_THUNKS.

gcc:
	* doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
	* config/freebsd.h: Likewise.
	* config/linux.h: Likewise.
	* config/openbsd.h: Likewise.
	* config/alpha/linux-elf.h: Likewise.
	* config/arm/linux-elf.h: Likewise.
	* config/d30v/d30v.h: Likewise.
	* config/fr30/fr30.h: Likewise.
	* config/ia64/aix.h: Likewise.
	* config/ia64/ia64.h: Likewise.
	* config/mips/linux.h: Likewise.
	* config/pj/pj.h: Likewise.
	* config/rs6000/linux.h: Likewise.
	* config/sparc/linux.h: Likewise.
	* config/sparc/linux64.h: Likewise.
cp:
	Remove flag_vtable_thunk. It is always on for the 3.0 ABI.
	* cp-tree.h (CPTI_DELTA2_IDENTIFIER): Remove.
	(CPTI_INDEX_IDENTIFIER): Remove.
	(CPT_PFN_OR_DELTA2_IDENTIFIER): Remove.
	(delta2_identifier): Remove.
	(index_identifier): Remove.
	(pfn_or_delta2_identifier): Remove.
	(flag_vtable_thunks): Remove.
	(VTABLE_DELTA2_NAME): Remove.
	(VTABLE_INDEX_NAME): Remove.
	(FNADDR_FROM_VTABLE_ENTRY): Adjust.
	(vfunc_ptr_type_node): Adjust.
	(VTABLE_NAME_PREFIX): Adjust.
	(build_vfn_ref): Lose first parameter.
	(fixup_all_virtual_upcast_offsets): Remove.
	* decl.c (initialize_predefined_identifiers): Remove
	delta2_identifier, index_identifier, pfn_or_delta2_identifier.
	(init_decl_processing): Remove no-vtable-thunk code.
	* decl2.c (flag_vtable_thunks): Remove.
	(mark_vtable_entries): Remove no-vtable-thunk code.
	* error.c (dump_decl): Remove no-vtable-thunk code.
	(dump_expr): Adjust ptr to member function code.
	* init.c (initialize_vtable_ptrs): Remove no-vtable-thunk
	code.
	* rtti.c (build_headof): Remove no-vtable-thunk code.
	(get_tinfo_decl_dynamic): Adjust build_vfn_ref call.
	* search.c (get_base_distance): Remove expand_upcast_fixups case.
	(virtual_context) Remove.
	(expand_upcast_fixups): Remove.
	(fixup_virtual_upcast_offsets): Remove.
	(fixup_all_virtual_upcast_offsets): Remove.
	* typeck.c (get_member_function_from_ptrfunc): Remove
	no-vtable-thunk code.
	* call.c (build_over_call): Adjust call to build_vfn_ref.
	* class.c (build_vfn_ref): Lose first parameter. Remove
	no-vtable-thunk code.
	(build_rtti_vtbl_entries): Remove no-vtable-thunk code.
	(build_vtable_entry): Remove no-vtable-thunk code.

From-SVN: r44227