* common.opt: Change faddress-sanitizer to fsanitize=address.
	* toplev.c (process_options): Likewise.
	* gcc.c (LINK_COMMAND_SPEC): Likewise.
	* testsuite/lib/asan-dg.exp
	(check_effective_target_faddress_sanitizer): Likewise.
	(asan_init): Likewise.
	* doc/invoke.texi (-fsanitize=address): Document.

From-SVN: r193702