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Remove some unnecessary &muts.

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This commit is contained in:
Nicholas Nethercote 2023-06-02 11:07:38 +10:00
parent dc25fbe984
commit 0a1cd5baa4
1 changed files with 4 additions and 8 deletions
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12
compiler/rustc_monomorphize/src/partitioning.rs
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@ -136,7 +136,7 @@ struct PlacedRootMonoItems<'tcx> {
// The output CGUs are sorted by name.
fn partition<'tcx, I>(
tcx: TyCtxt<'tcx>,
mono_items: &mut I,
mono_items: I,
max_cgu_count: usize,
usage_map: &UsageMap<'tcx>,
) -> Vec<CodegenUnit<'tcx>>
@ -239,7 +239,7 @@ fn partition<'tcx, I>(
fn place_root_mono_items<'tcx, I>(
cx: &PartitioningCx<'_, 'tcx>,
mono_items: &mut I,
mono_items: I,
) -> PlacedRootMonoItems<'tcx>
where
I: Iterator<Item = MonoItem<'tcx>>,
@ -951,12 +951,8 @@ fn collect_and_partition_mono_items(tcx: TyCtxt<'_>, (): ()) -> (&DefIdSet, &[Co
let (codegen_units, _) = tcx.sess.time("partition_and_assert_distinct_symbols", || {
sync::join(
|| {
let mut codegen_units = partition(
tcx,
&mut items.iter().copied(),
tcx.sess.codegen_units(),
&usage_map,
);
let mut codegen_units =
partition(tcx, items.iter().copied(), tcx.sess.codegen_units(), &usage_map);
codegen_units[0].make_primary();
&*tcx.arena.alloc_from_iter(codegen_units)
},