--- /dev/null
+Anonymous classes
+-----
+<?php
+new class
+($x)
+ extends X
+{ };
+-----
+$new = $stmts[0]->expr;
+$new->class->extends = null;
+$new->args[] = new Expr\Variable('y');
+-----
+<?php
+new class
+($x, $y)
+{ };
\ No newline at end of file