final short[] getSuperclassIds () {
final short[] getSuperclassIds () throws VM_PragmaUninterruptible {
  final short[] getSuperclassIds () {    if (VM.VerifyAssertions) VM.assert(VM.BuildForFastDynamicTypeCheck);    return VM_Magic.objectAsShortArray(getTypeInformationBlock()                                       [VM.TIB_SUPERCLASS_IDS_INDEX]);  }