Fixed -Wold-style-cast warnings from g++.
diff --git a/tinyxml2.h b/tinyxml2.h
index c7d4070..46fd862 100755
--- a/tinyxml2.h
+++ b/tinyxml2.h
@@ -1684,7 +1684,7 @@
     	specified, TinyXML-2 will assume 'xml' points to a

     	null terminated string.

     */

-    XMLError Parse( const char* xml, size_t nBytes=(size_t)(-1) );

+    XMLError Parse( const char* xml, size_t nBytes=static_cast<size_t>(-1) );

 

     /**

     	Load an XML file from disk.