src/hotspot/share/opto/loopopts.cpp

rev 48500 : 8194988: 8 Null pointer dereference defect groups related to MultiNode::proj_out()

*** 237,247 ****
    if (iff->outcnt() != 2) return;
  
    // Make control-dependent data Nodes on the live path (path that will remain
    // once the dominated IF is removed) become control-dependent on the
    // dominating projection.
!   Node* dp = iff->as_If()->proj_out(pop == Op_IfTrue);
  
    // Loop predicates may have depending checks which should not
    // be skipped. For example, range check predicate has two checks
    // for lower and upper bounds.
    if (dp == NULL)
--- 237,247 ----
    if (iff->outcnt() != 2) return;
  
    // Make control-dependent data Nodes on the live path (path that will remain
    // once the dominated IF is removed) become control-dependent on the
    // dominating projection.
!   Node* dp = iff->as_If()->proj_out_or_null(pop == Op_IfTrue);
  
    // Loop predicates may have depending checks which should not
    // be skipped. For example, range check predicate has two checks
    // for lower and upper bounds.
    if (dp == NULL)
*** 1954,1964 ****
  
          Node* newuse = NULL;
          if (head->is_strip_mined() && mode != IgnoreStripMined) {
            CountedLoopNode* cl = head->as_CountedLoop();
            CountedLoopEndNode* cle = cl->loopexit();
!           Node* cle_out = cle->proj_out(false);
            if (use == cle_out) {
              IfNode* le = cl->outer_loop_end();
              use = le->proj_out(false);
              use_loop = get_loop(use);
              if (mode == CloneIncludesStripMined) {
--- 1954,1964 ----
  
          Node* newuse = NULL;
          if (head->is_strip_mined() && mode != IgnoreStripMined) {
            CountedLoopNode* cl = head->as_CountedLoop();
            CountedLoopEndNode* cle = cl->loopexit();
!           Node* cle_out = cle->proj_out_or_null(false);
            if (use == cle_out) {
              IfNode* le = cl->outer_loop_end();
              use = le->proj_out(false);
              use_loop = get_loop(use);
              if (mode == CloneIncludesStripMined) {