* cgraph.h (clone_function_name_1): Declare.
    	* cgraphclones.c (clone_function_name_1): New function.
    	(clone_function_name): Use it.
    	* lto-partition.c: Include "stringpool.h".
    	(must_not_rename, maybe_rewrite_identifier,
    	validize_symbol_for_target): New static functions.
    	(privatize_symbol_name): Use must_not_rename.
    	(promote_symbol): Call validize_symbol_for_target.
    	(lto_promote_cross_file_statics): Likewise.
    	(lto_promote_statics_nonwpa): Likewise.

From-SVN: r220855