decl2.c (validate_nonmember_using_decl): Complain about using declarations for class members.

	* decl2.c (validate_nonmember_using_decl): Complain about using
	declarations for class members.

From-SVN: r24060

gcc/cp/ChangeLog

+1998-12-02  Mark Mitchell  <mark@markmitchell.com>
+
+	* decl2.c (validate_nonmember_using_decl): Complain about using
+	declarations for class members.
+
 1998-11-29  Jason Merrill  <jason@yorick.cygnus.com>
 
 	* typeck2.c (process_init_constructor): Use same_type_p.

gcc/cp/decl2.c

@@ -4690,6 +4690,16 @@ validate_nonmember_using_decl (decl, scope, name)
     {
       *scope = TREE_OPERAND (decl, 0);
       *name = TREE_OPERAND (decl, 1);
+
+      /* [namespace.udecl]
+
+	 A using-declaration for a class member shall be a
+	 member-declaration.  */
+      if (TREE_CODE (*scope) != NAMESPACE_DECL)
+	{
+	  cp_error ("`%D' is not a namespace", *scope);
+	  return NULL_TREE;
+	}
     }
   else if (TREE_CODE (decl) == IDENTIFIER_NODE
            || TREE_CODE (decl) == TYPE_DECL

gcc/testsuite/g++.old-deja/g++.ns/using11.C

+// Build don't link:
+
+class joey {
+public:
+  typedef int SVec;
+};
+
+using joey::SVec; // ERROR - joey is not a namespace
+