From 3a0ce0e47d0aa0882e9e7623104a7afd240f536d Mon Sep 17 00:00:00 2001
From: Mark Harrah <dmharrah@gmail.com>
Date: Tue, 1 Mar 2011 08:52:17 -0500
Subject: [PATCH] handle duplicates in task dependency declarations

---
 tasks/Execute.scala | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tasks/Execute.scala b/tasks/Execute.scala
index ae22c9c74..f2955ac55 100644
--- a/tasks/Execute.scala
+++ b/tasks/Execute.scala
@@ -155,13 +155,13 @@ final class Execute[A[_] <: AnyRef](checkCycles: Boolean)(implicit view: NodeVie
 
 		val v = register( node )
 		val deps = dependencies(v)
-		val active = deps filter notDone
+		val active = IDSet[A[_]](deps filter notDone )
 
 		if( active.isEmpty)
 			ready( node )
 		else
 		{
-			forward(node) = IDSet(active)
+			forward(node) = active
 			for(a <- active)
 			{
 				addChecked(a)