Complicate tests

Author: Blaisorblade

tests/neg/parser-stability-25.scala

@@ -9,3 +9,7 @@ trait C {
 class D extends (Int => 1) {
   def apply(x: Int) = 2 // error
 }
+
+class Wrap(x: Int)
+class E extends (Wrap)( // error
+// error

tests/neg/parser-stability-27.scala

@@ -0,0 +1,2 @@
+class F extends (Int => 1)( // error
+// error