* c-common.h (flag_no_builtin): Declare.
	(flag_no_nonansi_builtin): Likewise.
	(c_common_nodes_and_builtins): Change prototype.
	* c-common.c (flag_no_builtin): New variable.
	(flag_no_nonansi_builtin): Likewise.
	(c_common_nodes_and_builtins): Remove parameters.  Adjust
	accordingly.
	* c-decl.c (flag_no_builtin): Remove.
	(flag_no_nonansi_builtin): Likewise.
	(init_decl_processing): Adjust call to
	c_common_nodes_and_builtins.

	* cp-tree.h (cp_tree_index): Add CPTI_FAKE_STD.
	(fake_std_node): New macro.
	* decl.c (in_std): Rename to ...
	(in_fake_std): ... this.
	(flag_no_builtin): Remove.
	(flag_no_nonansi_builtin): Likewise.
	(walk_namespaces_r): Use fake_std_node.
	(push_namespace): Use std_identifier.
	(pop_namespace): Use in_fake_std.
	(lookup_name_real): Use fake_std_node.
	(init_decl_processing): When -fhonor-std, create the `std'
	namespace.  Don't create a dummy fake_std_node in that case.
	Adjust call to c_common_nodes_and_builtins.  Use std_identifier.
	(builtin_function): Put builtins whose names don't begin
	with `_' in the std namespace.
	* decl2.c (flag_no_builtin): Remove.
	(flag_no_nonansi_builtin): Likewise.
	(set_decl_namespace): Use fake_std_node.
	(validate_nonmember_using_decl): Likewise.
	(do_using_directive): Likewise.
	(handle_class_head): Likewise.
	* dump.c (dequeue_and_dump): Likewise.
	* except.c (init_exception_processing): Use std_identifier.
	* init.c (build_member_call): Use fake_std_node.
	* rtti.c (init_rtti_processing): Use std_identifier.

From-SVN: r36940