objc-act.c (build_objc_string_object): Mark the address expression as constant.

2004-08-05  Andrew Pinski  <apinski@apple.com>

        * objc/objc-act.c (build_objc_string_object): Mark the address
        expression as constant.

From-SVN: r85609

gcc/ChangeLog

+2004-08-05  Andrew Pinski  <apinski@apple.com>
+
+	* objc/objc-act.c (build_objc_string_object): Mark the address
+	expression as constant.
+
 2004-08-05  David Edelsohn  <edelsohn@gnu.org>
 
 	* config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand

gcc/objc/objc-act.c

@@ -1453,7 +1453,9 @@ build_objc_string_object (tree string)
 	= objc_add_static_instance (constructor, constant_string_type);
     }
 
-  return (build_unary_op (ADDR_EXPR, constructor, 1));
+  constructor = build_unary_op (ADDR_EXPR, constructor, 1);
+  TREE_CONSTANT (constructor) = true;
+  return constructor;
 }
 
 /* Declare a static instance of CLASS_DECL initialized by CONSTRUCTOR.  */