Fix and enable RefChecks

RefChecks is now enabled. Some of the tests had to be fixed to be refchecks-correct.

1 files changed, 9 insertions, 9 deletions

diff --git a/tests/pos/opassign.scala b/tests/pos/opassign.scala
index 7b8fec652..8f6cad903 100644
--- a/tests/pos/opassign.scala
+++ b/tests/pos/opassign.scala
@@ -1,28 +1,28 @@
 object opassign {
-  
+
   var count: Int = 0
 
   def next = { count += 1; count }
-  
+
   var x: Int = 0
   x += 1
-  
+
   { var x: Int = 0
     x += 1
   }
-  
+
   class Ref {
-    var x: Int
+    var x: Int = _
   }
   val r = new Ref
   r.x += 1
-  
+
   val arr = new Array[Int](10)
   arr(0) += 1
-  
+
   def f(x: Int): Ref = new Ref
   f(next).x += 1
-  
+
   val buf = new collection.mutable.ListBuffer[Int]
   buf += 1
-}
\ No newline at end of file
+}