* decl.c (cplus_expand_expr_stmt): Promote warning about naked
	member function reference to error.
	* cvt.c (ocp_convert): Complain about converting an overloaded
	function to void.
	* init.c (build_offset_ref): Just return a lone static member
	function.
	* decl.c (cp_finish_decl): Only complain about real CONSTRUCTORs,
	not internal ones.
	* typeck.c (build_binary_op_nodefault): Improve error handling.
	* decl.c (grokfndecl): Complain about making 'main' a template.
	* typeck.c (string_conv_p): Don't convert from wchar_t[] to char*.
	* call.c (build_method_call): Handle a BIT_NOT_EXPR around a
	TYPE_DECL in a template.
	* typeck2.c (my_friendly_abort): Add URL in the other case, too.

From-SVN: r23673