Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1:
  Make QtScript support COLLECT_ON_EVERY_ALLOCATION define
  Add missing API shims to QScriptValue constructors
  Don't crash when marking arguments object of native context

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/auto/qscriptengine/tst_qscriptengine.cpp b/tests/auto/qscriptengine/tst_qscriptengine.cpp
index 8de6fbc..6c89bcb 100644
--- a/tests/auto/qscriptengine/tst_qscriptengine.cpp
+++ b/tests/auto/qscriptengine/tst_qscriptengine.cpp
@@ -169,6 +169,7 @@ private slots:
     void nativeFunctionScopes();
     void evaluateProgram();
     void collectGarbageAfterConnect();
+    void collectGarbageAfterNativeArguments();
     void promoteThisObjectToQObjectInConstructor();
 
     void qRegExpInport_data();
@@ -5040,6 +5041,16 @@ void tst_QScriptEngine::collectGarbageAfterConnect()
     QVERIFY(widget == 0);
 }
 
+void tst_QScriptEngine::collectGarbageAfterNativeArguments()
+{
+    // QTBUG-17788
+    QScriptEngine eng;
+    QScriptContext *ctx = eng.pushContext();
+    QScriptValue arguments = ctx->argumentsObject();
+    // Shouldn't crash when marking the arguments object.
+    collectGarbage_helper(eng);
+}
+
 static QScriptValue constructQObjectFromThisObject(QScriptContext *ctx, QScriptEngine *eng)
 {
     Q_ASSERT(ctx->isCalledAsConstructor());