./ChangeLog:	* tree.h (merge_machine_{type,decl}_attributes): Declare.
	(split_specs_attrs, strip_attrs): Add prototypes.
	* tree.c (merge_machine_{type,decl}_attributes): New functions.
	* c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
	Update olddecl's attributes too.
	* c-common.c (strip_attrs): New function.
	* c-typeck.c (common_type): Call merge_machine_type_attributes.
	* varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
	(make_decl_rtl): Likewise.
	* c-decl.c (shadow_tag_warned): Call split_specs_attrs.
./cp/ChangeLog:	* decl.c (duplicate_decls): Call merge_machine_decl_attributes.
	Update olddecl's attributes too.
	(strip_attrs): Remove function.
	* typeck.c (common_type): Call merge_machine_type_attributes.

From-SVN: r18065