From f82b25c8d95dcabfe702f1c811277d5320095fb0 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Wed, 9 Nov 2016 17:18:39 +0100
Subject: [PATCH] use identity map when inspecting lookup item weights
 (EA-90364 - INRE: FileBasedIndexImpl.handleDumbMode)

---
 .../codeInsight/completion/CompletionLookupArranger.java      | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/completion/CompletionLookupArranger.java b/platform/lang-impl/src/com/intellij/codeInsight/completion/CompletionLookupArranger.java
index f66b95fb9865..7abcd019f078 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/completion/CompletionLookupArranger.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/completion/CompletionLookupArranger.java
@@ -41,6 +41,7 @@ import com.intellij.util.Alarm;
 import com.intellij.util.ProcessingContext;
 import com.intellij.util.containers.ContainerUtil;
 import com.intellij.util.containers.MultiMap;
+import com.intellij.util.containers.hash.EqualityPolicy;
 import gnu.trove.THashSet;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -106,7 +107,8 @@ public class CompletionLookupArranger extends LookupArranger {
   @Override
   public Map<LookupElement, List<Pair<String, Object>>> getRelevanceObjects(@NotNull Iterable<LookupElement> items,
                                                                                boolean hideSingleValued) {
-    final LinkedHashMap<LookupElement, List<Pair<String, Object>>> map = ContainerUtil.newLinkedHashMap();
+    //noinspection unchecked
+    final Map<LookupElement, List<Pair<String, Object>>> map = new com.intellij.util.containers.hash.LinkedHashMap(EqualityPolicy.IDENTITY);
     final MultiMap<CompletionSorterImpl, LookupElement> inputBySorter = groupItemsBySorter(items);
     int sorterNumber = 0;
     for (CompletionSorterImpl sorter : inputBySorter.keySet()) {