diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/cfg/JetControlFlowProcessor.java b/compiler/frontend/src/org/jetbrains/jet/lang/cfg/JetControlFlowProcessor.java
index 036b32d33e6..7e0b0003b02 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/cfg/JetControlFlowProcessor.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/cfg/JetControlFlowProcessor.java
@@ -796,7 +796,6 @@ public class JetControlFlowProcessor {
             Label doneLabel = builder.createUnboundLabel();
 
             Label nextLabel = null;
-            Collection<Label> allowDeadLabels = Lists.newArrayList();
             for (Iterator<JetWhenEntry> iterator = expression.getEntries().iterator(); iterator.hasNext(); ) {
                 JetWhenEntry whenEntry = iterator.next();