re PR lto/69254 (ICE in streamer_get_builtin_tree when using -fsanitize=shift on the compile side only)

	PR lto/69254
	* opts.h (parse_sanitizer_options): New prototype.
	* opts.c (sanitizer_opts): New array.
	(parse_sanitizer_options): New function.
	(common_handle_option): Use parse_sanitizer_options.

From-SVN: r232826