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Take and restore fields in with_hir_id_owner calls

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This commit is contained in:
Santiago Pastorino 2022-05-31 11:48:12 -03:00
parent 3d6eae8cd2
commit 1a71103c93
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GPG Key ID: 8131A24E0C79EFAF
1 changed files with 6 additions and 0 deletions
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6
compiler/rustc_ast_lowering/src/lib.rs
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@ -482,6 +482,8 @@ fn with_hir_id_owner(
let current_owner = std::mem::replace(&mut self.current_hir_id_owner, def_id);
let current_local_counter =
std::mem::replace(&mut self.item_local_id_counter, hir::ItemLocalId::new(1));
let current_impl_trait_defs = std::mem::take(&mut self.impl_trait_defs);
let current_impl_trait_bounds = std::mem::take(&mut self.impl_trait_bounds);
// Always allocate the first `HirId` for the owner itself.
let _old = self.node_id_to_local_id.insert(owner, hir::ItemLocalId::new(0));
@ -489,6 +491,8 @@ fn with_hir_id_owner(
let item = f(self);
debug_assert_eq!(def_id, item.def_id());
debug_assert!(self.impl_trait_defs.is_empty());
debug_assert!(self.impl_trait_bounds.is_empty());
let info = self.make_owner_info(item);
self.attrs = current_attrs;
@ -498,6 +502,8 @@ fn with_hir_id_owner(
self.trait_map = current_trait_map;
self.current_hir_id_owner = current_owner;
self.item_local_id_counter = current_local_counter;
self.impl_trait_defs = current_impl_trait_defs;
self.impl_trait_bounds = current_impl_trait_bounds;
let _old = self.children.insert(def_id, hir::MaybeOwner::Owner(info));
debug_assert!(_old.is_none())