saymrwulf/pasta_curves-source
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fix: less allocations

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Co-authored-by: str4d <thestr4d@gmail.com>
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Volker Mische 2022-03-11 17:37:47 +01:00 committed by GitHub
parent 870939ab03
commit cc51340dc5
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1 changed files with 1 additions and 1 deletions
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src/fields.rs
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@ -11,6 +11,6 @@ pub use fq::*;
fn u64_to_u32(limbs: &[u64]) -> alloc::vec::Vec<u32> {
limbs
.iter()
.flat_map(|limb| alloc::vec![(limb & 0xFFFF_FFFF) as u32, (limb >> 32) as u32])
.flat_map(|limb| Some((limb & 0xFFFF_FFFF) as u32).into_iter().chain(Some((limb >> 32) as u32)))
.collect()
}