diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index e31d4d9ad7..055fe6f40a 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -1034,8 +1034,8 @@ for (auto _container_ = QtPrivate::qMakeForeachContainer(container); \
 #  endif
 #endif
 
-template <typename T> static inline T *qGetPtrHelper(T *ptr) { return ptr; }
-template <typename Wrapper> static inline typename Wrapper::pointer qGetPtrHelper(const Wrapper &p) { return p.data(); }
+template <typename T> inline T *qGetPtrHelper(T *ptr) { return ptr; }
+template <typename Ptr> inline auto qGetPtrHelper(const Ptr &ptr) -> decltype(ptr.operator->()) { return ptr.operator->(); }
 
 #define Q_DECLARE_PRIVATE(Class) \
     inline Class##Private* d_func() { return reinterpret_cast<Class##Private *>(qGetPtrHelper(d_ptr)); } \