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Do not fetch HIR for reachable.

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This commit is contained in:
Camille GILLOT 2023-02-12 18:35:31 +00:00
parent 2a51e73ac9
commit e9e12266ce
1 changed files with 16 additions and 19 deletions
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35
compiler/rustc_passes/src/reachable.rs
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@ -325,26 +325,23 @@ fn check_item<'tcx>(
}
// We need only trait impls here, not inherent impls, and only non-exported ones
let item = tcx.hir().item(id);
if let hir::ItemKind::Impl(hir::Impl { of_trait: Some(ref trait_ref), ref items, .. }) =
item.kind
{
if !effective_visibilities.is_reachable(item.owner_id.def_id) {
worklist.extend(items.iter().map(|ii_ref| ii_ref.id.owner_id.def_id));
let Res::Def(DefKind::Trait, trait_def_id) = trait_ref.path.res else {
unreachable!();
};
if !trait_def_id.is_local() {
return;
}
worklist.extend(
tcx.provided_trait_methods(trait_def_id).map(|assoc| assoc.def_id.expect_local()),
);
}
if effective_visibilities.is_reachable(id.owner_id.def_id) {
return;
}
let items = tcx.associated_item_def_ids(id.owner_id);
worklist.extend(items.iter().map(|ii_ref| ii_ref.expect_local()));
let Some(trait_def_id) = tcx.trait_id_of_impl(id.owner_id.to_def_id()) else {
unreachable!();
};
if !trait_def_id.is_local() {
return;
}
worklist
.extend(tcx.provided_trait_methods(trait_def_id).map(|assoc| assoc.def_id.expect_local()));
}
fn has_custom_linkage(tcx: TyCtxt<'_>, def_id: LocalDefId) -> bool {