(start_method_def): Mark _self as possibly unused.

From-SVN: r9683

diff --git a/gcc/objc/objc-act.c b/gcc/objc/objc-act.c
index c9ffd16f58f497b90e286178506b7f39bb5de21d..2bd3a75244c5ba7b4fddc81c7596c5c950ecd53c 100644 (file)
--- a/gcc/objc/objc-act.c
+++ b/gcc/objc/objc-act.c
@@ -6587,7 +6587,7 @@ start_method_def (method)
   push_parm_decl (build_tree_list
                  (build_tree_list (decl_specs,
                                    build1 (INDIRECT_REF, NULLT, self_id)),
-                  build_tree_list (NULL_TREE, NULL_TREE)));
+                  build_tree_list (unused_list, NULL_TREE)));
 
 #ifdef OBJC_INT_SELECTORS
   decl_specs = build_tree_list (NULLT, ridpointers[(int) RID_UNSIGNED]);