Enable variadic macros for VC9 and later.

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

diff --git a/include/wx/strvararg.h b/include/wx/strvararg.h
index db91346e675b0f576c30fb691e9185b5413ecb49..0bde80b3a675504d8e853e489ae0725d148a4dff 100644 (file)
--- a/include/wx/strvararg.h
+++ b/include/wx/strvararg.h
@@ -207,7 +207,7 @@ public:
         { return const_cast<wxFormatString*>(this)->AsChar(); }
 private:
     // InputAsChar() returns the value passed to ctor, only converted
-    // to char, while AsChar() takes the the string returned by InputAsChar()
+    // to char, while AsChar() takes the string returned by InputAsChar()
     // and does format string conversion on it as well (and similarly for
     // ..AsWChar() below)
     const char* InputAsChar();
@@ -318,7 +318,11 @@ struct wxFormatStringArgumentFinder<wxWCharBuffer>
                           "format specifier doesn't match argument type" ); \
         } while ( wxFalse )
 #else
-    #define wxASSERT_ARG_TYPE(fmt, index, expected_mask)
+    // Just define it to suppress "unused parameter" warnings for the
+    // parameters which we don't use otherwise
+    #define wxASSERT_ARG_TYPE(fmt, index, expected_mask)                      \
+        wxUnusedVar(fmt);                                                     \
+        wxUnusedVar(index)
 #endif // wxDEBUG_LEVEL/!wxDEBUG_LEVEL
 
 
@@ -821,7 +825,7 @@ WX_ARG_NORMALIZER_FORWARD(const signed char&, signed char);
 #undef WX_ARG_NORMALIZER_FORWARD
 #undef _WX_ARG_NORMALIZER_FORWARD_IMPL
 
-#undef wxASSERT_ARG_TYPE
+// NB: Don't #undef wxASSERT_ARG_TYPE here as it's also used in wx/longlong.h.
 
 // ----------------------------------------------------------------------------
 // WX_VA_ARG_STRING