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use chunks_exact; i spotted some weird things with the normal chunks

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Folkert 2022-05-09 22:46:39 +02:00
parent 30671b5725
commit c5ee1effad
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1 changed files with 3 additions and 3 deletions
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6
compiler/collections/src/reference_matrix.rs
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@ -59,7 +59,7 @@ impl ReferenceMatrix {
let mut preds_map: Vec<i64> = vec![0; self.length];
// this is basically summing the columns, I don't see a better way to do it
for row in self.bitvec.chunks(self.length) {
for row in self.bitvec.chunks_exact(self.length) {
for succ in row.iter_ones() {
preds_map[succ] += 1;
}
@ -271,7 +271,7 @@ impl Sccs {
///
/// It is guaranteed that a group is non-empty, and that flattening the groups gives a valid
/// topological ordering.
pub fn groups(&self) -> std::iter::Take<bitvec::slice::Chunks<'_, Element, Order>> {
pub fn groups(&self) -> std::iter::Take<bitvec::slice::ChunksExact<'_, Element, Order>> {
// work around a panic when requesting a chunk size of 0
let length = if self.matrix.length == 0 {
// the `.take(self.components)` ensures the resulting iterator will be empty
@ -282,6 +282,6 @@ impl Sccs {
self.matrix.length
};
self.matrix.bitvec.chunks(length).take(self.components)
self.matrix.bitvec.chunks_exact(length).take(self.components)
}
}