Revert "Blacklist 3 pickling tests"

odersky · odersky · commit 46f50a98671b · 2020-01-27T22:27:06.000+01:00
This reverts commit 7d6e75e.
diff --git a/compiler/test/dotc/pos-test-pickling.blacklist b/compiler/test/dotc/pos-test-pickling.blacklist
@@ -35,9 +35,4 @@ i7580.scala
 nullable.scala
 
 # parameter untupling with overloaded functions (see comment in Applications.normArg)
-i7757.scala
-
-# variances (temporary)
-kindPolySemiGroup.scala
-typeclass-encoding2.scala
-anykind.scala
+i7757.scala
