From e274af7be854b7a79449eb5a520350f142bf93cb Mon Sep 17 00:00:00 2001
From: Alexey Sedunov <alexey.sedunov@jetbrains.com>
Date: Mon, 8 Sep 2014 13:54:51 +0400
Subject: [PATCH] Pseudocode: Filter out nulls before combining type predicates
  #KT-5732 Fixed

---
 .../src/org/jetbrains/jet/lang/cfg/JetControlFlowProcessor.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 bd3a4b62392..58d11b7f078 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/cfg/JetControlFlowProcessor.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/cfg/JetControlFlowProcessor.java
@@ -1189,7 +1189,7 @@ public class JetControlFlowProcessor {
             );
             Map<PseudoValue, TypePredicate> valuesToTypePredicates = SmartFMap
                     .<PseudoValue, TypePredicate>emptyMap()
-                    .plus(delegateValue, PseudocodePackage.and(typePredicates));
+                    .plus(delegateValue, PseudocodePackage.and(KotlinPackage.filterNotNull(typePredicates)));
             builder.magic(property, null, Collections.singletonList(delegateValue), valuesToTypePredicates, MagicKind.VALUE_CONSUMER);
         }