From 499f7780e4fa5d31739451a3750e0a04a220f20c Mon Sep 17 00:00:00 2001
From: Christian Kamm <christian.d.kamm@nokia.com>
Date: Thu, 18 Feb 2010 10:37:42 +0100
Subject: [PATCH] Fix possible crash in QmlJS semantic checker.
---
src/libs/qmljs/qmljscheck.cpp | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/libs/qmljs/qmljscheck.cpp b/src/libs/qmljs/qmljscheck.cpp
index e128148d15c..f3d145b6564 100644
--- a/src/libs/qmljs/qmljscheck.cpp
+++ b/src/libs/qmljs/qmljscheck.cpp
@@ -190,8 +190,11 @@ void Check::checkScopeObjectMember(const AST::UiQualifiedId *id)
return;
// attached properties
- if (! propertyName.isEmpty() && propertyName[0].isUpper())
+ if (! propertyName.isEmpty() && propertyName[0].isUpper()) {
scopeObject = _context.typeEnvironment(_doc.data());
+ if (! scopeObject)
+ return;
+ }
const Value *value = scopeObject->lookupMember(propertyName, &_context);
if (_extraScope && !value)
--
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