From 4e7a2632dd3591023caa782c18e733e2cb461ae5 Mon Sep 17 00:00:00 2001
From: "Egor.Ushakov" <egor.ushakov@jetbrains.com>
Date: Fri, 28 Apr 2017 15:41:15 +0300
Subject: [PATCH] minor cleanup

---
 .../modules/decompiler/vars/VarVersionsProcessor.java       | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/plugins/java-decompiler/engine/src/org/jetbrains/java/decompiler/modules/decompiler/vars/VarVersionsProcessor.java b/plugins/java-decompiler/engine/src/org/jetbrains/java/decompiler/modules/decompiler/vars/VarVersionsProcessor.java
index 45440040eeba..630028944d13 100644
--- a/plugins/java-decompiler/engine/src/org/jetbrains/java/decompiler/modules/decompiler/vars/VarVersionsProcessor.java
+++ b/plugins/java-decompiler/engine/src/org/jetbrains/java/decompiler/modules/decompiler/vars/VarVersionsProcessor.java
@@ -130,8 +130,7 @@ public class VarVersionsProcessor {
     Map<VarVersionPair, VarType> mapExprentMaxTypes = typeProcessor.getMapExprentMaxTypes();
     Map<VarVersionPair, VarType> mapExprentMinTypes = typeProcessor.getMapExprentMinTypes();
 
-    Set<VarVersionPair> set = new HashSet<>(mapExprentMinTypes.keySet());
-    for (VarVersionPair paar : set) {
+    for (VarVersionPair paar : new ArrayList<>(mapExprentMinTypes.keySet())) {
       VarType type = mapExprentMinTypes.get(paar);
       VarType maxType = mapExprentMaxTypes.get(paar);
 
@@ -238,8 +237,7 @@ public class VarVersionsProcessor {
     Map<Integer, Integer> mapOriginalVarIndices = new HashMap<>();
 
     // map var-version pairs on new var indexes
-    Set<VarVersionPair> set = new HashSet<>(mapExprentMinTypes.keySet());
-    for (VarVersionPair pair : set) {
+    for (VarVersionPair pair : new ArrayList<>(mapExprentMinTypes.keySet())) {
 
       if (pair.version >= 0) {
         int newIndex = pair.version == 1 ? pair.var : counters.getCounterAndIncrement(CounterContainer.VAR_COUNTER);