src/share/vm/opto/node.cpp

*** 1430,1445 ****
      return true;
    }
    return false;
  }
  
- //------------------------------Ideal_DU_postCCP-------------------------------
- // Idealize graph, using DU info.  Must clone result into new-space
- Node *Node::Ideal_DU_postCCP( PhaseCCP * ) {
-   return NULL;                 // Default to no change
- }
- 
  //------------------------------hash-------------------------------------------
  // Hash function over Nodes.
  uint Node::hash() const {
    uint sum = 0;
    for( uint i=0; i<_cnt; i++ )  // Add in all inputs
--- 1430,1439 ----
*** 2124,2133 ****
--- 2118,2135 ----
      }
    }
    return found;
  }
  
+ void Node::ensure_control_or_add_prec(Node* c) {
+   if (in(0) == NULL) {
+     set_req(0, c);
+   } else if (in(0) != c) {
+     add_prec(c);
+   }
+ }
+ 
  //=============================================================================
  //------------------------------yank-------------------------------------------
  // Find and remove
  void Node_List::yank( Node *n ) {
    uint i;