* tree-mudflap.c (mf_varname_tree): decl_printable_name handles

	anonymous decls.
	(mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
	object.  [ptr_type]: Remove unused variable.
	Remember nearest addressable array-element or record-component
	when checking bitfield components.  Tolerate empty BIND_EXPR.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92814 138bc75d-0d04-0410-961f-82ee72b054a4