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bigint: make sure bigand is normalized

This commit is contained in:
Josh Stone 2017-09-19 17:53:13 -07:00
parent 952dba4e06
commit 3c1c84307c
2 changed files with 3 additions and 0 deletions
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1
bigint/src/biguint.rs
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@ -288,6 +288,7 @@ impl<'a> BitAndAssign<&'a BigUint> for BigUint {
*ai &= bi; *ai &= bi;
} }
self.data.truncate(other.data.len()); self.data.truncate(other.data.len());
self.normalize();
} }
} }

2
bigint/src/tests/biguint.rs
View File

@ -203,6 +203,8 @@ const BIT_TESTS: &'static [(&'static [BigDigit],
&'static [BigDigit], &'static [BigDigit],
&'static [BigDigit])] = &[// LEFT RIGHT AND OR XOR &'static [BigDigit])] = &[// LEFT RIGHT AND OR XOR
(&[], &[], &[], &[], &[]), (&[], &[], &[], &[], &[]),
(&[1, 0, 1], &[1, 1], &[1], &[1, 1, 1], &[0, 1, 1]),
(&[1, 0, 1], &[0, 1, 1], &[0, 0, 1], &[1, 1, 1], &[1, 1]),
(&[268, 482, 17], (&[268, 482, 17],
&[964, 54], &[964, 54],
&[260, 34], &[260, 34],