diff -r 723be81c1212 -r 5bba3366a9a2 src/share/vm/runtime/vmStructs.cpp
--- a/src/share/vm/runtime/vmStructs.cpp	Thu May 15 22:43:11 2008 -0700
+++ b/src/share/vm/runtime/vmStructs.cpp	Fri May 16 13:42:07 2008 -0700
@@ -894,6 +894,7 @@
   /*******************************************************************/   \
                                                                           \
   declare_unsigned_integer_type(size_t)                                   \
+  declare_integer_type(ssize_t)                                           \
   declare_unsigned_integer_type(const size_t)                             \
   declare_integer_type(intx)                                              \
   declare_integer_type(intptr_t)                                          \