supporting clang memory management annotations

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

diff --git a/include/wx/longlong.h b/include/wx/longlong.h
index f248bb6d21ac7721ccf00f18e03515052b87f172..19c580110e25dccaf721f61e413bfcd320b5070a 100644 (file)
--- a/include/wx/longlong.h
+++ b/include/wx/longlong.h
@@ -1097,15 +1097,15 @@ WXDLLIMPEXP_BASE class wxTextInputStream &operator>>(class wxTextInputStream &st
 namespace std
 {
 
-template<> class numeric_limits<wxLongLong>
-    : public numeric_limits<wxLongLong_t>
-{
-};
-
-template<> class numeric_limits<wxULongLong>
-    : public numeric_limits<wxULongLong_t>
-{
-};
+#ifdef __clang__
+  // libstdc++ (used by Clang) uses struct for numeric_limits; unlike gcc, clang
+  // warns about this
+  template<> struct numeric_limits<wxLongLong>  : public numeric_limits<wxLongLong_t> {};
+  template<> struct numeric_limits<wxULongLong> : public numeric_limits<wxULongLong_t> {};
+#else
+  template<> class numeric_limits<wxLongLong>  : public numeric_limits<wxLongLong_t> {};
+  template<> class numeric_limits<wxULongLong> : public numeric_limits<wxULongLong_t> {};
+#endif
 
 } // namespace std
 
@@ -1113,6 +1113,33 @@ template<> class numeric_limits<wxULongLong>
 
 #endif // wxUSE_LONGLONG_NATIVE
 
+// ----------------------------------------------------------------------------
+// Specialize wxArgNormalizer to allow using wxLongLong directly with wx pseudo
+// vararg functions.
+// ----------------------------------------------------------------------------
+
+// Notice that this must be done here and not in wx/strvararg.h itself because
+// we can't include wx/longlong.h from there as this header itself includes
+// wx/string.h which includes wx/strvararg.h too, so to avoid the circular
+// dependencies we can only do it here (or add another header just for this but
+// it doesn't seem necessary).
+#include "wx/strvararg.h"
+
+template<>
+struct WXDLLIMPEXP_BASE wxArgNormalizer<wxLongLong>
+{
+     wxArgNormalizer(wxLongLong value,
+                     const wxFormatString *fmt, unsigned index)
+         : m_value(value)
+     {
+         wxASSERT_ARG_TYPE( fmt, index, wxFormatString::Arg_LongLongInt );
+     }
+
+     wxLongLong_t get() const { return m_value.GetValue(); }
+
+     wxLongLong m_value;
+};
+
 #endif // wxUSE_LONGLONG
 
 #endif // _WX_LONGLONG_H