From 0d754ef5b0f7df88d9382e7a43f8e5039787311f Mon Sep 17 00:00:00 2001
From: anna <Anna.Kozlova@jetbrains.com>
Date: Mon, 9 Jul 2012 11:59:26 +0200
Subject: [PATCH] EA-37283 - NPE: MethodSignatureUtil.computeHashCode

---
 .../src/com/intellij/psi/util/MethodSignatureUtil.java           | 1 +
 1 file changed, 1 insertion(+)

diff --git a/java/java-psi-api/src/com/intellij/psi/util/MethodSignatureUtil.java b/java/java-psi-api/src/com/intellij/psi/util/MethodSignatureUtil.java
index c2ba055c7733..986956ccbc97 100644
--- a/java/java-psi-api/src/com/intellij/psi/util/MethodSignatureUtil.java
+++ b/java/java-psi-api/src/com/intellij/psi/util/MethodSignatureUtil.java
@@ -55,6 +55,7 @@ public class MethodSignatureUtil {
         PsiType firstParamType = parameterTypes.length == 0 ? null : parameterTypes[0];
         if (firstParamType != null) {
           firstParamType = TypeConversionUtil.erasure(firstParamType, signature.getSubstitutor());
+          assert firstParamType != null : parameterTypes[0];
           result = 31*result + firstParamType.hashCode();
         }
         return result;