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Use &IndexSlice instead of &IndexVec where possible

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All the same reasons as for `[T]`: more general, less pointer chasing, and `&mut IndexSlice` emphasizes that it doesn't change *length*.
This commit is contained in:
Scott McMurray
2023-03-31 00:32:44 -07:00
parent a93bcdc307
commit a2ee7592d6
42 changed files with 168 additions and 118 deletions
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10
compiler/rustc_mir_dataflow/src/value_analysis.rs
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@@ -36,7 +36,7 @@ use std::fmt::{Debug, Formatter};
use rustc_data_structures::fx::FxHashMap;
use rustc_index::bit_set::BitSet;
use rustc_index::vec::IndexVec;
use rustc_index::vec::{IndexSlice, IndexVec};
use rustc_middle::mir::visit::{MutatingUseContext, PlaceContext, Visitor};
use rustc_middle::mir::*;
use rustc_middle::ty::{self, Ty, TyCtxt};
@@ -1028,8 +1028,8 @@ where
fn debug_with_context_rec<V: Debug + Eq>(
place: PlaceIndex,
place_str: &str,
new: &IndexVec<ValueIndex, V>,
old: Option<&IndexVec<ValueIndex, V>>,
new: &IndexSlice<ValueIndex, V>,
old: Option<&IndexSlice<ValueIndex, V>>,
map: &Map,
f: &mut Formatter<'_>,
) -> std::fmt::Result {
@@ -1069,8 +1069,8 @@ fn debug_with_context_rec<V: Debug + Eq>(
}
fn debug_with_context<V: Debug + Eq>(
new: &IndexVec<ValueIndex, V>,
old: Option<&IndexVec<ValueIndex, V>>,
new: &IndexSlice<ValueIndex, V>,
old: Option<&IndexSlice<ValueIndex, V>>,
map: &Map,
f: &mut Formatter<'_>,
) -> std::fmt::Result {