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-rw-r--r--core/src/test/scala/org/apache/spark/scheduler/SchedulerIntegrationSuite.scala1
1 files changed, 1 insertions, 0 deletions
diff --git a/core/src/test/scala/org/apache/spark/scheduler/SchedulerIntegrationSuite.scala b/core/src/test/scala/org/apache/spark/scheduler/SchedulerIntegrationSuite.scala
index 5271a5671a..54b7312991 100644
--- a/core/src/test/scala/org/apache/spark/scheduler/SchedulerIntegrationSuite.scala
+++ b/core/src/test/scala/org/apache/spark/scheduler/SchedulerIntegrationSuite.scala
@@ -22,6 +22,7 @@ import java.util.concurrent.atomic.AtomicBoolean
import scala.collection.mutable.{ArrayBuffer, HashMap, HashSet}
import scala.concurrent.{Await, Future}
import scala.concurrent.duration.{Duration, SECONDS}
+import scala.language.existentials
import scala.reflect.ClassTag
import org.scalactic.TripleEquals