src/share/vm/opto/stringopts.cpp

*** 771,781 ****
              }
  #endif
              return false;
            }
          } else {
!           assert(mem->is_Store() || mem->is_LoadStore(), err_msg_res("unexpected node type: %s", mem->Name()));
  #ifndef PRODUCT
            if (PrintOptimizeStringConcat) {
              tty->print("fusion has incorrect memory flow (unexpected source) for ");
              _begin->jvms()->dump_spec(tty); tty->cr();
              path.dump();
--- 771,781 ----
              }
  #endif
              return false;
            }
          } else {
!           assert(mem->is_Store() || mem->is_LoadStore(), "unexpected node type: %s", mem->Name());
  #ifndef PRODUCT
            if (PrintOptimizeStringConcat) {
              tty->print("fusion has incorrect memory flow (unexpected source) for ");
              _begin->jvms()->dump_spec(tty); tty->cr();
              path.dump();
*** 812,822 ****
                       "must be a simple diamond");
                Node* true_proj = ctrl->in(1)->is_IfTrue() ? ctrl->in(1) : ctrl->in(2);
                for (SimpleDUIterator i(true_proj); i.has_next(); i.next()) {
                  Node* use = i.get();
                  assert(use == ctrl || use->is_ConstraintCast(),
!                        err_msg_res("unexpected user: %s", use->Name()));
                }
  
                iff = ctrl->in(1)->in(0)->as_If();
                ctrl = iff->in(0);
              }
--- 812,822 ----
                       "must be a simple diamond");
                Node* true_proj = ctrl->in(1)->is_IfTrue() ? ctrl->in(1) : ctrl->in(2);
                for (SimpleDUIterator i(true_proj); i.has_next(); i.next()) {
                  Node* use = i.get();
                  assert(use == ctrl || use->is_ConstraintCast(),
!                        "unexpected user: %s", use->Name());
                }
  
                iff = ctrl->in(1)->in(0)->as_If();
                ctrl = iff->in(0);
              }
*** 836,846 ****
          assert(ctrl->is_Proj(), "must be a projection");
          assert(ctrl->in(0)->is_Initialize(), "should be initialize");
          for (SimpleDUIterator i(ctrl); i.has_next(); i.next()) {
            Node* use = i.get();
            assert(use == copy || use == iff || use == curr || use->is_CheckCastPP() || use->is_Load(),
!                  err_msg_res("unexpected user: %s", use->Name()));
          }
  #endif // ASSERT
        }
      }
    }
--- 836,846 ----
          assert(ctrl->is_Proj(), "must be a projection");
          assert(ctrl->in(0)->is_Initialize(), "should be initialize");
          for (SimpleDUIterator i(ctrl); i.has_next(); i.next()) {
            Node* use = i.get();
            assert(use == copy || use == iff || use == curr || use->is_CheckCastPP() || use->is_Load(),
!                  "unexpected user: %s", use->Name());
          }
  #endif // ASSERT
        }
      }
    }