address review

Author: Jasper-M

tests/neg/i5044.scala

@@ -0,0 +1,26 @@
+class I0 {
+  class I1
+  def test0 = {
+    val x = new y.I1 // error: `y` is a forward reference extending over the definition of `x`
+    val y = new I0
+  }
+
+  def test1 = {
+    type T = y.I1
+    val x = new T // error: `y` is a forward reference extending over the definition of `x`
+    val y = new I0
+  }
+
+  class I2[T1, T2]
+  def test2 = {
+    type A[T] = y.I2[T, String]
+    val x = new A[Int] // error: `y` is a forward reference extending over the definition of `x`
+    val y = new I0
+  }
+
+  def test3 = {
+    val x = new T // error: `T` is a forward reference extending over the definition of `x`
+    val y = new I0
+    type T = y.I1
+  }
+}