From: Lars Knoll <lars.knoll@theqtcompany.com>
Date: Thu, 11 Dec 2014 09:55:32 +0000 (+0100)
Subject: Use pointers to Heap object to avoid recursion
X-Git-Tag: v5.5.90+alpha1~631
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=234e933b1527510bc487435a9e46c4338d7b9701;p=platform%2Fupstream%2Fqtdeclarative.git

Use pointers to Heap object to avoid recursion

Change-Id: If491b35ba43758bd4792166f7213cd5a11d227d9
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
---

diff --git a/src/qml/jsruntime/qv4jsonobject.cpp b/src/qml/jsruntime/qv4jsonobject.cpp
index 26cfe10..a34faee 100644
--- a/src/qml/jsruntime/qv4jsonobject.cpp
+++ b/src/qml/jsruntime/qv4jsonobject.cpp
@@ -1017,14 +1017,14 @@ QJsonObject JsonObject::toJsonObject(Object *o, V4ObjectSet &visitedObjects)
 
     Scope scope(o->engine());
 
-    if (visitedObjects.contains(o)) {
+    if (visitedObjects.contains(o->d())) {
         // Avoid recursion.
         // For compatibility with QVariant{List,Map} conversion, we return an
         // empty object (and no error is thrown).
         return result;
     }
 
-    visitedObjects.insert(o);
+    visitedObjects.insert(o->d());
 
     ObjectIterator it(scope, o, ObjectIterator::EnumerableOnly);
     ScopedValue name(scope);
@@ -1039,7 +1039,7 @@ QJsonObject JsonObject::toJsonObject(Object *o, V4ObjectSet &visitedObjects)
             result.insert(key, toJsonValue(val, visitedObjects));
     }
 
-    visitedObjects.remove(o);
+    visitedObjects.remove(o->d());
 
     return result;
 }
@@ -1065,14 +1065,14 @@ QJsonArray JsonObject::toJsonArray(ArrayObject *a, V4ObjectSet &visitedObjects)
 
     Scope scope(a->engine());
 
-    if (visitedObjects.contains(a)) {
+    if (visitedObjects.contains(a->d())) {
         // Avoid recursion.
         // For compatibility with QVariant{List,Map} conversion, we return an
         // empty array (and no error is thrown).
         return result;
     }
 
-    visitedObjects.insert(a);
+    visitedObjects.insert(a->d());
 
     ScopedValue v(scope);
     quint32 length = a->getLength();
@@ -1083,7 +1083,7 @@ QJsonArray JsonObject::toJsonArray(ArrayObject *a, V4ObjectSet &visitedObjects)
         result.append(toJsonValue(v, visitedObjects));
     }
 
-    visitedObjects.remove(a);
+    visitedObjects.remove(a->d());
 
     return result;
 }
diff --git a/src/qml/jsruntime/qv4jsonobject_p.h b/src/qml/jsruntime/qv4jsonobject_p.h
index 4004a06..32d890c 100644
--- a/src/qml/jsruntime/qv4jsonobject_p.h
+++ b/src/qml/jsruntime/qv4jsonobject_p.h
@@ -54,7 +54,8 @@ struct JsonObject : Object {
     Q_MANAGED_TYPE(JsonObject)
     V4_OBJECT2(JsonObject, Object)
 private:
-    typedef QSet<QV4::Object *> V4ObjectSet;
+    // ### GC
+    typedef QSet<QV4::Heap::Base *> V4ObjectSet;
 public:
 
     static ReturnedValue method_parse(CallContext *ctx);
diff --git a/src/qml/qml/v8/qv8engine.cpp b/src/qml/qml/v8/qv8engine.cpp
index ed0f50f..5e9e20b 100644
--- a/src/qml/qml/v8/qv8engine.cpp
+++ b/src/qml/qml/v8/qv8engine.cpp
@@ -259,7 +259,7 @@ QVariant QV8Engine::objectToVariant(QV4::Object *o, V8ObjectSet *visitedObjects)
     V8ObjectSet recursionGuardSet;
     if (!visitedObjects) {
         visitedObjects = &recursionGuardSet;
-    } else if (visitedObjects->contains(o)) {
+    } else if (visitedObjects->contains(o->d())) {
         // Avoid recursion.
         // For compatibility with QVariant{List,Map} conversion, we return an
         // empty object (and no error is thrown).
@@ -267,7 +267,7 @@ QVariant QV8Engine::objectToVariant(QV4::Object *o, V8ObjectSet *visitedObjects)
             return QVariantList();
         return QVariantMap();
     }
-    visitedObjects->insert(o);
+    visitedObjects->insert(o->d());
 
     QVariant result;
 
@@ -302,7 +302,7 @@ QVariant QV8Engine::objectToVariant(QV4::Object *o, V8ObjectSet *visitedObjects)
         result = map;
     }
 
-    visitedObjects->remove(o);
+    visitedObjects->remove(o->d());
     return result;
 }
 
diff --git a/src/qml/qml/v8/qv8engine_p.h b/src/qml/qml/v8/qv8engine_p.h
index 2379689..4a6737a 100644
--- a/src/qml/qml/v8/qv8engine_p.h
+++ b/src/qml/qml/v8/qv8engine_p.h
@@ -165,7 +165,8 @@ class QQmlContextData;
 class Q_QML_PRIVATE_EXPORT QV8Engine
 {
     friend class QJSEngine;
-    typedef QSet<QV4::Object *> V8ObjectSet;
+    // ### GC
+    typedef QSet<QV4::Heap::Object *> V8ObjectSet;
 public:
     static QV8Engine* get(QJSEngine* q) { Q_ASSERT(q); return q->handle(); }
 //    static QJSEngine* get(QV8Engine* d) { Q_ASSERT(d); return d->q; }