1 files changed, 2 insertions, 2 deletions
diff --git a/src/corelib/tools/qarraydata.h b/src/corelib/tools/qarraydata.h
index 90b5649f09..534f310d36 100644
--- a/src/corelib/tools/qarraydata.h
+++ b/src/corelib/tools/qarraydata.h
@@ -135,7 +135,7 @@ struct QTypedArrayData
     public:
         T *i;
         typedef std::random_access_iterator_tag  iterator_category;
-        typedef qptrdiff difference_type;
+        typedef int difference_type;
         typedef T value_type;
         typedef T *pointer;
         typedef T &reference;
@@ -169,7 +169,7 @@ struct QTypedArrayData
     public:
         const T *i;
         typedef std::random_access_iterator_tag  iterator_category;
-        typedef qptrdiff difference_type;
+        typedef int difference_type;
         typedef T value_type;
         typedef const T *pointer;
         typedef const T &reference;