From e94ccfd72bc6f0ba8f18238156f36409d167f264 Mon Sep 17 00:00:00 2001
From: Eugene Yokota <eed3si9n@gmail.com>
Date: Tue, 20 Jan 2015 18:05:03 -0500
Subject: [PATCH] Check for deduplication of tasks

---
 sbt/src/sbt-test/project/sequential/build.sbt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sbt/src/sbt-test/project/sequential/build.sbt b/sbt/src/sbt-test/project/sequential/build.sbt
index f3b423d13..cd4cb1eac 100644
--- a/sbt/src/sbt-test/project/sequential/build.sbt
+++ b/sbt/src/sbt-test/project/sequential/build.sbt
@@ -29,6 +29,8 @@ lazy val root = project.
       IO.append(t, "1")
     },
     sideEffect2 := {
+      // check for deduplication of tasks
+      val _ = sideEffect1.value
       val t = testFile.value
       IO.append(t, "2")
     },