node.c (NODE_OP_CDECL): fix a typo bug.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61613 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

node.c

@@ -474,7 +474,7 @@ dump_node(VALUE buf, VALUE indent, int comment, const NODE * node)
 	    switch (node->nd_aid) {
 	      case 0: A("0 (||)"); break;
 	      case 1: A("1 (&&)"); break;
-	      default: A_ID(node->nd_mid);
+	      default: A_ID(node->nd_aid);
 	    }
 	}
 	LAST_NODE;