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Closes #52. Fix test error "attempt to shift right with overflow".

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Use wrapping function to directly disable integer overflow protection.
This commit is contained in:
Simon
2019-05-16 20:56:36 -07:00
parent d7ba310294
commit 437b66d4ee
1 changed files with 2 additions and 2 deletions
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4
sapling-crypto/src/circuit/uint32.rs
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@@ -656,9 +656,9 @@ mod test {
for i in 0..60 { for i in 0..60 {
let num = rng.gen(); let num = rng.gen();
let a = UInt32::constant(num).shr(i); let a = UInt32::constant(num).shr(i);
let b = UInt32::constant(num >> i); let b = UInt32::constant(num.wrapping_shr(i as u32));
assert_eq!(a.value.unwrap(), num >> i); assert_eq!(a.value.unwrap(), num.wrapping_shr(i as u32));
assert_eq!(a.bits.len(), b.bits.len()); assert_eq!(a.bits.len(), b.bits.len());
for (a, b) in a.bits.iter().zip(b.bits.iter()) { for (a, b) in a.bits.iter().zip(b.bits.iter()) {