From 01ca8b163a80ea836a92dd0805538744caf2a6a2 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Mon, 16 Nov 2015 12:41:33 +0100
Subject: [PATCH] invalid psi diagnostics (EA-75523 - assert:
 CopyPasteReferenceProcessor.a)

---
 .../codeInsight/editorActions/CopyPasteReferenceProcessor.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/java/java-impl/src/com/intellij/codeInsight/editorActions/CopyPasteReferenceProcessor.java b/java/java-impl/src/com/intellij/codeInsight/editorActions/CopyPasteReferenceProcessor.java
index e6991736c0e3..192a64cf8d29 100644
--- a/java/java-impl/src/com/intellij/codeInsight/editorActions/CopyPasteReferenceProcessor.java
+++ b/java/java-impl/src/com/intellij/codeInsight/editorActions/CopyPasteReferenceProcessor.java
@@ -28,6 +28,7 @@ import com.intellij.openapi.util.Comparing;
 import com.intellij.openapi.util.Ref;
 import com.intellij.openapi.util.TextRange;
 import com.intellij.psi.*;
+import com.intellij.psi.util.PsiUtilCore;
 import com.intellij.util.ArrayUtil;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -206,7 +207,7 @@ public abstract class CopyPasteReferenceProcessor<TRef extends PsiElement> exten
     for (int i = 0; i < referenceData.length; i++) {
       PsiElement ref = refs[i];
       if (ref != null) {
-        LOG.assertTrue(ref.isValid());
+        PsiUtilCore.ensureValid(ref);
         Object refObject = refObjects[i];
         boolean found = false;
         for (Object selected : selectedObjects) {