*** old/src/share/vm/opto/domgraph.cpp	Tue Sep 15 15:43:35 2015
--- new/src/share/vm/opto/domgraph.cpp	Tue Sep 15 15:43:34 2015

*** 503,514 ****
--- 503,514 ----
  }
  
  // Perform DFS search.  Setup 'vertex' as DFS to vertex mapping.  Setup
  // 'semi' as vertex to DFS mapping.  Set 'parent' to DFS parent.
  int NTarjan::DFS( NTarjan *ntarjan, VectorSet &visited, PhaseIdealLoop *pil, uint *dfsorder) {
!   // Allocate stack of size C->unique()/8 to avoid frequent realloc
!   GrowableArray <Node *> dfstack(pil->C->unique() >> 3);
!   // Allocate stack of size C->live_nodes()/8 to avoid frequent realloc
!   GrowableArray <Node *> dfstack(pil->C->live_nodes() >> 3);
    Node *b = pil->C->root();
    int dfsnum = 1;
    dfsorder[b->_idx] = dfsnum; // Cache parent's dfsnum for a later use
    dfstack.push(b);