From d41ce8a2e1177dc590bb4b2d50ec40007a3ebd2d Mon Sep 17 00:00:00 2001
From: Aleksey Pivovarov <AMPivovarov@gmail.com>
Date: Wed, 25 Feb 2015 18:45:34 +0300
Subject: [PATCH] diff: check changes for strict equality

Otherwise there are possible cases, when Change is substituted by another one with same path (therefore equals()), but different content.
---
 .../com/intellij/openapi/vcs/changes/CacheChangeProcessor.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/CacheChangeProcessor.java b/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/CacheChangeProcessor.java
index f115c3c36f3f..10a70ea85781 100644
--- a/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/CacheChangeProcessor.java
+++ b/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/CacheChangeProcessor.java
@@ -194,7 +194,7 @@ public abstract class CacheChangeProcessor extends DiffRequestProcessor {
       return;
     }
 
-    if (myCurrentChange.getBeforeRevision() instanceof FakeRevision || myCurrentChange.getAfterRevision() instanceof FakeRevision) {
+    if (!ChangeDiffRequestProducer.isEquals(myCurrentChange, selectedChange)) {
       myCurrentChange = selectedChange;
       updateRequest();
     }