if (VM.VerifyAssertions) VM.assert(OVERFLOW_POSSIBLE);
if (VM.VerifyAssertions) VM._assert(OVERFLOW_POSSIBLE);
    private static final int getBigCount(VM_Address object) {	if (VM.VerifyAssertions) VM.assert(OVERFLOW_POSSIBLE);	int i = lookupEntry(object, overflowTable);	return overflowTable[i+1];    }