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This commit is contained in:
Will Crichton 2021-08-27 16:21:25 -07:00
parent 86bd551e4c
commit e340a0e249
1 changed files with 2 additions and 2 deletions
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4
compiler/rustc_index/src/bit_set.rs
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@ -363,7 +363,7 @@ impl<T: Idx> BitRelations<HybridBitSet<T>> for BitSet<T> {
HybridBitSet::Sparse(sparse) => {
let (updated, changed) = dense_sparse_intersect(self, sparse);
// We can't directly assign the BitSet to the SparseBitSet, and
// We can't directly assign the SparseBitSet to the BitSet, and
// doing `*self = updated.to_dense()` would cause a drop / reallocation. Instead,
// the BitSet is cleared and `updated` is copied into `self`.
self.clear();
@ -1071,7 +1071,7 @@ impl<R: Idx, C: Idx> SparseBitMatrix<R, C> {
Self { num_columns, rows: IndexVec::new() }
}
pub fn ensure_row(&mut self, row: R) -> &mut HybridBitSet<C> {
fn ensure_row(&mut self, row: R) -> &mut HybridBitSet<C> {
// Instantiate any missing rows up to and including row `row` with an
// empty HybridBitSet.
self.rows.ensure_contains_elem(row, || None);