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Update specs/core/1_beacon-chain-misc.md

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Co-Authored-By: John Adler <adlerjohn@users.noreply.github.com>
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vbuterin
2019-08-26 10:09:13 +02:00
committed by GitHub
parent 01af8e6297
commit 9b3cb306e3
1 changed files with 1 additions and 1 deletions
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specs/core/1_beacon-chain-misc.md
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@@ -118,7 +118,7 @@ def compute_historical_state_generalized_index(earlier: ShardSlot, later: ShardS
blocks at the next available multiples of descending powers of two.
"""
o = GeneralizedIndex(1)
for i in range(63, -1, -1):
for i in range(HISTORY_ACCUMULATOR_VECTOR - 1, -1, -1):
if (later - 1) & 2**i > (earlier - 1) & 2**i:
later = later - ((later - 1) % 2**i) - 1
o = concat_generalized_indices(o, GeneralizedIndex(get_generalized_index(ShardState, ['history_acc', i])))