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Fix iterator over indexed sets

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This commit is contained in:
Alex Crichton 2017-08-09 14:02:45 -07:00
parent 352577f4bb
commit f72724eeb4
1 changed files with 3 additions and 3 deletions
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6
src/librustc_data_structures/indexed_set.rs
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@ -186,11 +186,11 @@ impl<'a, T: Idx> Iterator for Iter<'a, T> {
let word_bits = mem::size_of::<Word>() * 8;
loop {
if let Some((ref mut word, offset)) = self.cur {
let bit_pos = word.trailing_zeros();
if bit_pos != word_bits as u32 {
let bit_pos = word.trailing_zeros() as usize;
if bit_pos != word_bits {
let bit = 1 << bit_pos;
*word ^= bit;
return Some(T::new(bit + offset))
return Some(T::new(bit_pos + offset))
}
}