* builtins.def (BUILT_IN_ARGS_INFO): Remove.
	* ipa-pure-const.c (special_builtlin_state): Remove
	BUILT_IN_ARGS_INFO case.
	* tree-stdarg.c (execute_optimize_stdarg): Likewise.
	* builtins.c (expand_builtin): Likewise.
	(expand_builtin_args_info): Remove.
	* doc/tm.texi (__builtin_args_info): Remove.
	(__builtin_next_arg): Adjust to not refer to __builtin_args_info.
	* doc/tm.text.in: Likewise.

From-SVN: r162463