src/share/vm/opto/macro.cpp

rev 4505 : 8014189: JVM crash with SEGV in ConnectionGraph::record_for_escape_analysis()
Summary: Add NULL checks and asserts for Type::make_ptr() returned value.
Reviewed-by: kvn

*** 825,835 ****
          // Enable "DecodeN(EncodeP(Allocate)) --> Allocate" transformation
          // to be able scalar replace the allocation.
          if (field_val->is_EncodeP()) {
            field_val = field_val->in(1);
          } else {
!           field_val = transform_later(new (C) DecodeNNode(field_val, field_val->bottom_type()->make_ptr()));
          }
        }
        sfpt->add_req(field_val);
      }
      JVMState *jvms = sfpt->jvms();
--- 825,835 ----
          // Enable "DecodeN(EncodeP(Allocate)) --> Allocate" transformation
          // to be able scalar replace the allocation.
          if (field_val->is_EncodeP()) {
            field_val = field_val->in(1);
          } else {
!           field_val = transform_later(new (C) DecodeNNode(field_val, field_val->get_ptr_type()));
          }
        }
        sfpt->add_req(field_val);
      }
      JVMState *jvms = sfpt->jvms();