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Avoid substraction in comparison

This commit is contained in:
Justin Drake 2019-06-22 07:34:02 +02:00
parent 613380bff4
commit 1e1a3e5311
1 changed files with 4 additions and 7 deletions
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11
specs/core/0_beacon-chain.md
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@ -1506,19 +1506,16 @@ def process_registry_updates(state: BeaconState) -> None:
```python ```python
def process_slashings(state: BeaconState) -> None: def process_slashings(state: BeaconState) -> None:
current_epoch = get_current_epoch(state) epoch = get_current_epoch(state)
total_balance = get_total_active_balance(state) total_balance = get_total_active_balance(state)
# Compute slashed balances in the current epoch # Compute slashed balances in the current epoch
total_at_start = state.slashed_balances[(current_epoch + 1) % EPOCHS_PER_SLASHED_BALANCES_VECTOR] total_at_start = state.slashed_balances[(epoch + 1) % EPOCHS_PER_SLASHED_BALANCES_VECTOR]
total_at_end = state.slashed_balances[current_epoch % EPOCHS_PER_SLASHED_BALANCES_VECTOR] total_at_end = state.slashed_balances[epoch % EPOCHS_PER_SLASHED_BALANCES_VECTOR]
total_penalties = total_at_end - total_at_start total_penalties = total_at_end - total_at_start
for index, validator in enumerate(state.validators): for index, validator in enumerate(state.validators):
if ( if validator.slashed and epoch + EPOCHS_PER_SLASHED_BALANCES_VECTOR // 2 == validator.withdrawable_epoch:
validator.slashed and
current_epoch == validator.withdrawable_epoch - EPOCHS_PER_SLASHED_BALANCES_VECTOR // 2
):
penalty = max( penalty = max(
validator.effective_balance * min(total_penalties * 3, total_balance) // total_balance, validator.effective_balance * min(total_penalties * 3, total_balance) // total_balance,
validator.effective_balance // MIN_SLASHING_PENALTY_QUOTIENT validator.effective_balance // MIN_SLASHING_PENALTY_QUOTIENT