check for self-assignment in operator=

[wxWidgets.git] / include / wx / stringimpl.h

diff --git a/include/wx/stringimpl.h b/include/wx/stringimpl.h
index f3cd17cec2b24cf39164d44feb0e8be061478aae..00d24e22424cba32fd01f294cd131b9bf1703fb8 100644 (file)
--- a/include/wx/stringimpl.h
+++ b/include/wx/stringimpl.h
@@ -382,9 +382,11 @@ public:
 
   // lib.string.access
     // return the character at position n
 
   // lib.string.access
     // return the character at position n

+  value_type operator[](size_type n) const { return m_pchData[n]; }

   value_type at(size_type n) const
     { wxASSERT_VALID_INDEX( n ); return m_pchData[n]; }
     // returns the writable character at position n
   value_type at(size_type n) const
     { wxASSERT_VALID_INDEX( n ); return m_pchData[n]; }
     // returns the writable character at position n

+  reference operator[](size_type n) { CopyBeforeWrite(); return m_pchData[n]; }

   reference at(size_type n)
   {
     wxASSERT_VALID_INDEX( n );
   reference at(size_type n)
   {
     wxASSERT_VALID_INDEX( n );