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ensure extended_k <= S #791

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ensure extended_k <= S #791

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3 changes: 3 additions & 0 deletions halo2_proofs/src/poly/domain.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,9 @@ impl<F: WithSmallOrderMulGroup<3>> EvaluationDomain<F> {
extended_k += 1;
}

// ensure extended_k <= S
assert!(extended_k <= F::S);

let mut extended_omega = F::ROOT_OF_UNITY;

// Get extended_omega, the 2^{extended_k}'th root of unity
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