*** old/src/share/vm/opto/block.cpp	Tue Aug  3 11:01:43 2010
--- new/src/share/vm/opto/block.cpp	Tue Aug  3 11:01:43 2010

*** 351,361 ****
--- 351,362 ----
  //=============================================================================
  //------------------------------PhaseCFG---------------------------------------
  PhaseCFG::PhaseCFG( Arena *a, RootNode *r, Matcher &m ) :
    Phase(CFG),
    _bbs(a),
!   _root(r),
+   _node_latency(NULL)
  #ifndef PRODUCT
    , _trace_opto_pipelining(TraceOptoPipelining || C->method_has_option("TraceOptoPipelining"))
  #endif
  #ifdef ASSERT
    , _raw_oops(a)