src/share/vm/gc_implementation/g1/g1CollectorPolicy.hpp

*** 890,904 ****
        case InCSetState::Young:
          return _max_survivor_regions;
        case InCSetState::Old:
          return REGIONS_UNLIMITED;
        default:
!         assert(false, err_msg("Unknown dest state: " CSETSTATE_FORMAT, dest.value()));
          break;
      }
-     // keep some compilers happy
-     return 0;
    }
  
    void note_start_adding_survivor_regions() {
      _survivor_surv_rate_group->start_adding_regions();
    }
--- 890,902 ----
        case InCSetState::Young:
          return _max_survivor_regions;
        case InCSetState::Old:
          return REGIONS_UNLIMITED;
        default:
!         fatal(err_msg("Unknown dest state: " CSETSTATE_FORMAT, dest.value()));
          break;
      }
    }
  
    void note_start_adding_survivor_regions() {
      _survivor_surv_rate_group->start_adding_regions();
    }