Merge branch 'clang-no-rtti'

Fix wxGTK compilation without RTTI and clang-related no-rtti fixes.

See https://github.com/wxWidgets/wxWidgets/pull/1266

include/wx/platform.h

@@ -611,7 +611,11 @@
         Only 4.3 defines __GXX_RTTI by default so its absence is not an
         indication of disabled RTTI with the previous versions.
      */
-#   if wxCHECK_GCC_VERSION(4, 3)
+#   if defined(__clang__)
+#       if !__has_feature(cxx_rtti)
+#           define wxNO_RTTI
+#       endif
+#   elif wxCHECK_GCC_VERSION(4, 3)
 #       ifndef __GXX_RTTI
 #           define wxNO_RTTI
 #       endif

include/wx/typeinfo.h

@@ -106,7 +106,7 @@ typedef void (*wxTypeIdentifier)();
 // WX_DECLARE_TYPEINFO() or WX_DECLARE_TYPEINFO_INLINE() however.
 #define _WX_DECLARE_TYPEINFO_CUSTOM(CLS, IDENTFUNC) \
 public: \
-    virtual wxTypeIdentifier GetWxTypeId() const \
+    virtual wxTypeIdentifier GetWxTypeId() const wxOVERRIDE \
     { \
         return reinterpret_cast<wxTypeIdentifier> \
             (&IDENTFUNC); \

src/generic/grideditors.cpp

@@ -1750,6 +1750,15 @@ struct wxGridCellDateEditorKeyHandler
     }
 
     wxGridCellEditorEvtHandler* m_handler;
+
+#ifdef wxNO_RTTI
+    // wxEventFunctorFunction used when an object of this class is passed to
+    // Bind() must have a default ctor when using wx RTTI implementation (see
+    // see the comment before WX_DECLARE_TYPEINFO_INLINE() in wx/typeinfo.h)
+    // and this, in turn, requires a default ctor of this class -- which will
+    // never be actually used, but must nevertheless exist.
+    wxGridCellDateEditorKeyHandler() : m_handler(NULL) { }
+#endif // wxNO_RTTI
 };
 #endif // __WXGTK__