Fix bounds checking of hk applied typed

Previous logic could only handle classes as constructors.
Also, address other reviewers comments.

1 files changed, 32 insertions, 2 deletions

diff --git a/tests/pos/hklower.scala b/tests/pos/hklower.scala
index 033ee3a34..90aa343ba 100644
--- a/tests/pos/hklower.scala
+++ b/tests/pos/hklower.scala
@@ -1,4 +1,4 @@
-class Test { // error: conflicting bounds
+class Test {
 
   type T[X]
   type U[X] = T[X]
@@ -6,6 +6,36 @@ class Test { // error: conflicting bounds
   type V[X] >: T[X]
   type W[X] >: T[X] <: T[X]
 
-  def f[C[X] >: T[X]]() = ???
+  def f[C[X] >: T[X]](x: C[Int]) = ???
+
+  val v: V[Int] = ???
+  val t: T[Int] = ???
+
+  f[V](v)
+
+  f[V](t)
+
+
+}
+class Test2 {
+
+  class T[X]
+  type U[X] = T[X]
+
+  type V[X] >: T[X]
+  type W[X] >: T[X] <: T[X]
+
+  def f[C[X] >: T[X]](x: C[Int]) = ???
+
+  val v: V[Int] = ???
+  val t: T[Int] = ???
+
+  f[V](v)
+
+  f[V](t)
+
+  var x: V[Int] = _
+  x = t
+
 
 }