1 files changed, 36 insertions, 1 deletions
diff --git a/Source/JavaScriptCore/runtime/JSArray.h b/Source/JavaScriptCore/runtime/JSArray.h
index c1a3a632b..52c591324 100644
--- a/Source/JavaScriptCore/runtime/JSArray.h
+++ b/Source/JavaScriptCore/runtime/JSArray.h
@@ -380,7 +380,42 @@ namespace JSC {
     
         return size;
     }
+
+    inline JSArray* constructArray(ExecState* exec, Structure* arrayStructure, const ArgList& values)
+    {
+        JSGlobalData& globalData = exec->globalData();
+        unsigned length = values.size();
+        JSArray* array = JSArray::tryCreateUninitialized(globalData, arrayStructure, length);
+
+        // FIXME: we should probably throw an out of memory error here, but
+        // when making this change we should check that all clients of this
+        // function will correctly handle an exception being thrown from here.
+        if (!array)
+            CRASH();
+
+        for (unsigned i = 0; i < length; ++i)
+            array->initializeIndex(globalData, i, values.at(i));
+        array->completeInitialization(length);
+        return array;
+    }
     
-    } // namespace JSC
+    inline JSArray* constructArray(ExecState* exec, Structure* arrayStructure, const JSValue* values, unsigned length)
+    {
+        JSGlobalData& globalData = exec->globalData();
+        JSArray* array = JSArray::tryCreateUninitialized(globalData, arrayStructure, length);
+
+        // FIXME: we should probably throw an out of memory error here, but
+        // when making this change we should check that all clients of this
+        // function will correctly handle an exception being thrown from here.
+        if (!array)
+            CRASH();
+
+        for (unsigned i = 0; i < length; ++i)
+            array->initializeIndex(globalData, i, values[i]);
+        array->completeInitialization(length);
+        return array;
+    }
+
+} // namespace JSC
 
 #endif // JSArray_h