SI-5886 Remove check for packed type conformance.

Nothing breaks. Why did by-name arguments have this
extra check? What's the difference to a () => T?

The check was added originally in 8414eba.

1 files changed, 18 insertions, 0 deletions

diff --git a/test/files/pos/t5886.scala b/test/files/pos/t5886.scala
new file mode 100644
index 0000000000..066187322d
--- /dev/null
+++ b/test/files/pos/t5886.scala
@@ -0,0 +1,18 @@
+object A {
+  def f0[T](x: T): T = x
+  def f1[T](x: => T): T = x
+  def f2[T](x: () => T): T = x()
+
+  f0(this.getClass)  // ok
+  f1(this.getClass)
+  f2(this.getClass)  // ok
+
+  // a.scala:7: error: type mismatch;
+  //  found   : Class[_ <: A.type]
+  //  required: Class[?0(in value x1)] where type ?0(in value x1) <: A.type
+  // Note: A.type >: ?0, but Java-defined class Class is invariant in type T.
+  // You may wish to investigate a wildcard type such as `_ >: ?0`. (SLS 3.2.10)
+  //   val x1 = f1(this.getClass)
+  //                    ^
+  // one error found
+}