Merge branch '4.6' of scm.dev.nokia.troll.no:qt/qt-s60-public into master-s60

Conflicts:
	qmake/generators/symbian/initprojectdeploy_symbian.cpp
	qmake/generators/symbian/symmake_abld.h

1 files changed, 10 insertions, 2 deletions

diff --git a/src/script/api/qscriptengine_p.h b/src/script/api/qscriptengine_p.h
index 79294fe..d0d020a 100644
--- a/src/script/api/qscriptengine_p.h
+++ b/src/script/api/qscriptengine_p.h
@@ -354,6 +354,8 @@ public:
     int agentLineNumber;
     QScriptValuePrivate *registeredScriptValues;
     QScriptValuePrivate *freeScriptValues;
+    static const int maxFreeScriptValues = 256;
+    int freeScriptValuesCount;
     QScriptStringPrivate *registeredScriptStrings;
     QHash<int, QScriptTypeInfo*> m_typeInfos;
     int processEventsInterval;
@@ -521,6 +523,7 @@ inline QScriptValuePrivate *QScriptEnginePrivate::allocateScriptValuePrivate(siz
     if (freeScriptValues) {
         QScriptValuePrivate *p = freeScriptValues;
         freeScriptValues = p->next;
+        --freeScriptValuesCount;
         return p;
     }
     return reinterpret_cast<QScriptValuePrivate*>(qMalloc(size));
@@ -528,8 +531,13 @@ inline QScriptValuePrivate *QScriptEnginePrivate::allocateScriptValuePrivate(siz
 
 inline void QScriptEnginePrivate::freeScriptValuePrivate(QScriptValuePrivate *p)
 {
-    p->next = freeScriptValues;
-    freeScriptValues = p;
+    if (freeScriptValuesCount < maxFreeScriptValues) {
+        p->next = freeScriptValues;
+        freeScriptValues = p;
+        ++freeScriptValuesCount;
+    } else {
+        qFree(p);
+    }
 }
 
 inline void QScriptEnginePrivate::registerScriptValue(QScriptValuePrivate *value)