From f73c67a3a14bd91a6154e82318a10020ba713e0e Mon Sep 17 00:00:00 2001
From: Markus Schorn <markus.schorn@windriver.com>
Date: Wed, 30 Jan 2008 13:49:23 +0000
Subject: [PATCH] Fixes a NPE in name-lookup.

---
 .../eclipse/cdt/internal/core/dom/parser/cpp/CPPSemantics.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPSemantics.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPSemantics.java
index 7610b786117..62f24d0323a 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPSemantics.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPSemantics.java
@@ -1168,7 +1168,7 @@ public class CPPSemantics {
 	private static IScope getParentScope(IScope scope, IASTTranslationUnit unit) throws DOMException {
 		IScope parentScope= scope.getParent();
 		// the index cannot return the translation unit as parent scope
-		if (parentScope == null && scope instanceof IIndexScope) {
+		if (parentScope == null && scope instanceof IIndexScope && unit != null) {
 			parentScope= unit.getScope();
 		}
 		return parentScope;