bjoernager/rust
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rename BitSet to DenseBitSet

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This should make it clearer that this bitset is dense, with the
advantages and disadvantages that it entails.
This commit is contained in:
Rémy Rakic 2025-01-07 15:19:05 +00:00
parent 7e4077d06f
commit a13354bea0
67 changed files with 367 additions and 356 deletions
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6
compiler/rustc_const_eval/src/check_consts/check.rs
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@ -10,7 +10,7 @@ use rustc_attr_parsing::{ConstStability, StabilityLevel};
use rustc_errors::{Diag, ErrorGuaranteed};
use rustc_hir::def_id::DefId;
use rustc_hir::{self as hir, LangItem};
use rustc_index::bit_set::BitSet;
use rustc_index::bit_set::DenseBitSet;
use rustc_infer::infer::TyCtxtInferExt;
use rustc_middle::mir::visit::Visitor;
use rustc_middle::mir::*;
@ -172,7 +172,7 @@ pub struct Checker<'mir, 'tcx> {
/// A set that stores for each local whether it is "transient", i.e. guaranteed to be dead
/// when this MIR body returns.
transient_locals: Option<BitSet<Local>>,
transient_locals: Option<DenseBitSet<Local>>,
error_emitted: Option<ErrorGuaranteed>,
secondary_errors: Vec<Diag<'tcx>>,
@ -242,7 +242,7 @@ impl<'mir, 'tcx> Checker<'mir, 'tcx> {
// And then check all `Return` in the MIR, and if a local is "maybe live" at a
// `Return` then it is definitely not transient.
let mut transient = BitSet::new_filled(ccx.body.local_decls.len());
let mut transient = DenseBitSet::new_filled(ccx.body.local_decls.len());
// Make sure to only visit reachable blocks, the dataflow engine can ICE otherwise.
for (bb, data) in traversal::reachable(&ccx.body) {
if matches!(data.terminator().kind, TerminatorKind::Return) {