diff -rupN /qt-everywhere-opensource-src-5.0.1-pristine/qtbase/src/corelib/tools/qlist.h /qt-everywhere-opensource-src-5.0.1/qtbase/src/corelib/tools/qlist.h
--- /qt-everywhere-opensource-src-5.0.1-pristine/qtbase/src/corelib/tools/qlist.h	2013-01-29 11:03:01.000000000 -0800
+++ /qt-everywhere-opensource-src-5.0.1/qtbase/src/corelib/tools/qlist.h	2013-03-13 14:35:17.945065800 -0700
@@ -359,8 +359,15 @@ Q_INLINE_TEMPLATE T &QList<T>::Node::t()
 template <typename T>
 Q_INLINE_TEMPLATE void QList<T>::node_construct(Node *n, const T &t)
 {
-    if (QTypeInfo<T>::isLarge || QTypeInfo<T>::isStatic) n->v = new T(t);
-    else if (QTypeInfo<T>::isComplex) new (n) T(t);
+    if (QTypeInfo<T>::isLarge || QTypeInfo<T>::isStatic) 
+	{
+		void *memory = qMallocAligned(sizeof(T), 16);
+		n->v = new (memory) T(t);
+	}
+    else if (QTypeInfo<T>::isComplex) 
+	{
+		new (n) T(t);
+	}
 #if (defined(__GNUC__) || defined(__INTEL_COMPILER) || defined(__IBMCPP__)) && !defined(__OPTIMIZE__)
     // This violates pointer aliasing rules, but it is known to be safe (and silent)
     // in unoptimized GCC builds (-fno-strict-aliasing). The other compilers which
@@ -375,8 +382,12 @@ Q_INLINE_TEMPLATE void QList<T>::node_co
 template <typename T>
 Q_INLINE_TEMPLATE void QList<T>::node_destruct(Node *n)
 {
-    if (QTypeInfo<T>::isLarge || QTypeInfo<T>::isStatic) delete reinterpret_cast<T*>(n->v);
-    else if (QTypeInfo<T>::isComplex) reinterpret_cast<T*>(n)->~T();
+    if (QTypeInfo<T>::isLarge || QTypeInfo<T>::isStatic) 
+	{
+		reinterpret_cast<T*>(n->v)->~T();
+		qFreeAligned(n->v);
+	}
+	else if (QTypeInfo<T>::isComplex) reinterpret_cast<T*>(n)->~T();
 }
 
 template <typename T>
@@ -385,14 +396,20 @@ Q_INLINE_TEMPLATE void QList<T>::node_co
     Node *current = from;
     if (QTypeInfo<T>::isLarge || QTypeInfo<T>::isStatic) {
         QT_TRY {
-            while(current != to) {
-                current->v = new T(*reinterpret_cast<T*>(src->v));
+            while(current != to) 
+			{
+				void *memory = qMallocAligned(sizeof(T), 16);
+
+                current->v = new (memory) T(*reinterpret_cast<T*>(src->v));
                 ++current;
                 ++src;
             }
         } QT_CATCH(...) {
             while (current-- != from)
-                delete reinterpret_cast<T*>(current->v);
+			{
+				reinterpret_cast<T*>(current->v)->~T();
+				qFreeAligned(current->v);
+			}
             QT_RETHROW;
         }
 
@@ -418,7 +435,14 @@ template <typename T>
 Q_INLINE_TEMPLATE void QList<T>::node_destruct(Node *from, Node *to)
 {
     if (QTypeInfo<T>::isLarge || QTypeInfo<T>::isStatic)
-        while(from != to) --to, delete reinterpret_cast<T*>(to->v);
+	{
+        while(from != to) 
+		{
+			--to;
+			reinterpret_cast<T*>(to->v)->~T();
+			qFreeAligned(to->v);
+		}
+	}
     else if (QTypeInfo<T>::isComplex)
         while (from != to) --to, reinterpret_cast<T*>(to)->~T();
 }