re PR target/60179 (target optimization attribute streaming is broken)

re PR target/60179 (target optimization attribute streaming is broken)

2014-02-14  Richard Biener  <rguenther@suse.de>

	PR lto/60179
	* lto-streamer-out.c (DFS_write_tree_body): Do not follow
	DECL_FUNCTION_SPECIFIC_TARGET.
	(hash_tree): Do not hash DECL_FUNCTION_SPECIFIC_TARGET.
	* tree-streamer-out.c (pack_ts_target_option): Remove.
	(streamer_pack_tree_bitfields): Do not stream
	TS_TARGET_OPTION.
	(write_ts_function_decl_tree_pointers): Do not stream
	DECL_FUNCTION_SPECIFIC_TARGET.
	* tree-streamer-in.c (unpack_ts_target_option): Remove.
	(unpack_value_fields): Do not stream TS_TARGET_OPTION.
	(lto_input_ts_function_decl_tree_pointers): Do not stream
	DECL_FUNCTION_SPECIFIC_TARGET.

	lto/
	* lto.c (compare_tree_sccs_1): Do not compare
	DECL_FUNCTION_SPECIFIC_TARGET.
	(lto_read_decls): Re-build DECL_FUNCTION_SPECIFIC_TARGET.

From-SVN: r207783