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Adjust old code for newer rustc version.

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This commit is contained in:
Jason Newcomb 2023-01-12 13:29:23 -05:00
parent 5eed9c69ca
commit 757e944ba6
1 changed files with 4 additions and 3 deletions
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7
clippy_utils/src/mir/possible_borrower.rs
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@ -6,6 +6,7 @@ use rustc_lint::LateContext;
use rustc_middle::mir::{self, visit::Visitor as _, Mutability};
use rustc_middle::ty::{self, visit::TypeVisitor};
use rustc_mir_dataflow::{impls::MaybeStorageLive, Analysis, ResultsCursor};
use std::borrow::Cow;
use std::ops::ControlFlow;
/// Collects the possible borrowers of each local.
@ -36,7 +37,7 @@ impl<'a, 'b, 'tcx> PossibleBorrowerVisitor<'a, 'b, 'tcx> {
fn into_map(
self,
cx: &'a LateContext<'tcx>,
maybe_live: ResultsCursor<'b, 'tcx, MaybeStorageLive>,
maybe_live: ResultsCursor<'b, 'tcx, MaybeStorageLive<'tcx>>,
) -> PossibleBorrowerMap<'b, 'tcx> {
let mut map = FxHashMap::default();
for row in (1..self.body.local_decls.len()).map(mir::Local::from_usize) {
@ -167,7 +168,7 @@ fn rvalue_locals(rvalue: &mir::Rvalue<'_>, mut visit: impl FnMut(mir::Local)) {
pub struct PossibleBorrowerMap<'b, 'tcx> {
/// Mapping `Local -> its possible borrowers`
pub map: FxHashMap<mir::Local, HybridBitSet<mir::Local>>,
maybe_live: ResultsCursor<'b, 'tcx, MaybeStorageLive>,
maybe_live: ResultsCursor<'b, 'tcx, MaybeStorageLive<'tcx>>,
// Caches to avoid allocation of `BitSet` on every query
pub bitset: (BitSet<mir::Local>, BitSet<mir::Local>),
}
@ -179,7 +180,7 @@ impl<'a, 'b, 'tcx> PossibleBorrowerMap<'b, 'tcx> {
vis.visit_body(mir);
vis.into_map(cx)
};
let maybe_storage_live_result = MaybeStorageLive::new(BitSet::new_empty(mir.local_decls.len()))
let maybe_storage_live_result = MaybeStorageLive::new(Cow::Owned(BitSet::new_empty(mir.local_decls.len())))
.into_engine(cx.tcx, mir)
.pass_name("redundant_clone")
.iterate_to_fixpoint()