diff -r b9c5e46bf915 -r 0598674c0056 src/share/vm/utilities/ostream.hpp
--- a/src/share/vm/utilities/ostream.hpp	Wed Feb 20 12:52:13 2013 -0800
+++ b/src/share/vm/utilities/ostream.hpp	Thu Feb 21 11:16:50 2013 +0100
@@ -231,7 +231,7 @@
 class rotatingFileStream : public fileStream {
  protected:
   char*  _file_name;
-  jlong  _bytes_writen;
+  jlong  _bytes_written;
   uintx  _cur_file_num;             // current logfile rotation number, from 0 to MaxGCLogFileNumbers-1
  public:
   rotatingFileStream(const char* file_name);