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Ensure BitVec is initialized using a multiple of 8

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I found it was panic-ing when supplied a non-power-of-zero len.
This commit is contained in:
Paul Hauner 2019-03-30 17:13:23 +11:00
parent 7b3f317abf
commit dbcc88ad67
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2 changed files with 8 additions and 3 deletions
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5
beacon_node/beacon_chain/src/beacon_chain.rs
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@ -692,7 +692,10 @@ where
}, },
}; };
trace!("BeaconChain::produce_block: updating state for new block.",); debug!(
"Produced block with {} attestations, updating state.",
block.body.attestations.len()
);
per_block_processing_without_verifying_block_signature(&mut state, &block, &self.spec)?; per_block_processing_without_verifying_block_signature(&mut state, &block, &self.spec)?;

6
eth2/utils/boolean-bitfield/src/lib.rs
View File

@ -33,9 +33,11 @@ impl BooleanBitfield {
} }
/// Create a new bitfield with the given length `initial_len` and all values set to `bit`. /// Create a new bitfield with the given length `initial_len` and all values set to `bit`.
pub fn from_elem(inital_len: usize, bit: bool) -> Self { pub fn from_elem(initial_len: usize, bit: bool) -> Self {
// BitVec can panic if we don't set the len to be a multiple of 8.
let len = ((initial_len + 7) / 8) * 8;
Self { Self {
0: BitVec::from_elem(inital_len, bit), 0: BitVec::from_elem(len, bit),
} }
} }