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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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5 changes: 2 additions & 3 deletions yarn-project/noir-contracts/src/contracts/inclusion_proofs_contract/src/main.nr
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,6 @@ contract InclusionProofs {
GENERATOR_INDEX__PUBLIC_LEAF_INDEX,
},
oracle::{
get_block_header::get_block_header,
get_membership_witness::{
get_membership_witness,
MembershipWitness,
Expand Down Expand Up @@ -185,9 +184,9 @@ 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
// included in the nullifier tree (or to 0 if the to-be-inserted nullifier is the largest of all)
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_index == 0),
"Proving nullifier non-inclusion failed: low_nullifier.next_value > nullifier.value check failed"
);

Expand Down