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[Merged by Bors] - Update state before producing attestation #1596

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4 changes: 2 additions & 2 deletions beacon_node/beacon_chain/src/beacon_chain.rs
Original file line number Diff line number Diff line change
Expand Up @@ -853,9 +853,9 @@ impl<T: BeaconChainTypes> BeaconChain<T> {

if state.slot > slot {
return Err(Error::CannotAttestToFutureState);
} else if state.current_epoch() + 1 < epoch {
} else if state.current_epoch() < epoch {
let mut_state = state.to_mut();
while mut_state.current_epoch() + 1 < epoch {
while mut_state.current_epoch() < epoch {
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// Note: here we provide `Hash256::zero()` as the root of the current state. This
// has the effect of setting the values of all historic state roots to the zero
// hash. This is an optimization, we don't need the state roots so why calculate
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