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fix: handling low_nullifier.next_value equal to 0 #3562

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merged 5 commits into from
Dec 5, 2023
Merged

fix: handling low_nullifier.next_value equal to 0 #3562

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5b52871
fix
benesjan Dec 5, 2023
b2b8d86
import cleanup
benesjan Dec 5, 2023
2163cde
Merge branch 'master' into janb/inclusion_proofs_fix
benesjan Dec 5, 2023
275784e
improved consistency
benesjan Dec 5, 2023
a8d7160
Merge branch 'janb/inclusion_proofs_fix' of https://github.com/AztecP…
benesjan Dec 5, 2023
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2 changes: 1 addition & 1 deletion yarn-project/noir-contracts/src/contracts/inclusion_proofs_contract/src/main.nr
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Expand Up @@ -187,7 +187,7 @@ contract InclusionProofs {
// 5.c) Prove that the low nullifier is pointing "over" the nullifier to prove that the nullifier is not
// included in the nullifier tree
assert(
full_field_greater_than(witness.leaf_data.next_value, nullifier),
full_field_greater_than(witness.leaf_data.next_value, nullifier) | (witness.leaf_data.next_value == 0),
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For good measure, you should probably check both next_value and next_idx or just the index to follow what we are doing in the data here.

https://docs.aztec.network/concepts/advanced/data_structures/indexed_merkle_tree#non-membership-proof

"Proving nullifier non-inclusion failed: low_nullifier.next_value > nullifier.value check failed"
);

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