Merge pull request #1400 from dotty-staging/fix/hk-reduce-typerefs

 HK reduction: Remove special-case for typerefs 

2 files changed, 22 insertions, 0 deletions

diff --git a/tests/pos/i1181b.scala b/tests/pos/i1181b.scala
new file mode 100644
index 000000000..7694aed0b
--- /dev/null
+++ b/tests/pos/i1181b.scala
@@ -0,0 +1,11 @@
+class Foo[A]
+
+object Test {
+  def foo[M[_,_]](x: M[Int,Int]) = x
+
+  type Alias[X,Y] = Foo[X]
+  val x: Alias[Int,Int] = new Foo[Int]
+
+  foo[Alias](x) // ok
+  foo(x)
+}
diff --git a/tests/pos/i1181c.scala b/tests/pos/i1181c.scala
new file mode 100644
index 000000000..940629259
--- /dev/null
+++ b/tests/pos/i1181c.scala
@@ -0,0 +1,11 @@
+class Foo[A]
+
+trait Bar[DD[_,_]] {
+  val x: DD[Int, Int]
+}
+
+trait Baz extends Bar[[X,Y] -> Foo[X]] {
+  def foo[M[_,_]](x: M[Int, Int]) = x
+
+  foo(x)
+}