Prevent accidental mis-uses of VclPtr address-of operator

Change-Id: Ie3588d502e9545ea64bf836b2a0bdc0caead2247

1 files changed, 8 insertions, 0 deletions

diff --git a/include/vcl/vclptr.hxx b/include/vcl/vclptr.hxx
index ad7d1e20d9eb..c1b1fb656926 100644
--- a/include/vcl/vclptr.hxx
+++ b/include/vcl/vclptr.hxx
@@ -223,6 +223,14 @@ public:
     {
         return (m_rInnerRef > handle.m_rInnerRef);
     }
+
+    /** Deleted address-of operator.
+
+        To avoid confusion whether it returns the address of either the
+        pointed-to raw object (for which to use VclPtr::get instead) or the
+        wrapper itself (for which to use std::addressof instead).
+     */
+    void operator &() = delete;
 }; // class VclPtr
 
 template<typename T1, typename T2>