bjoernager/rust
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Lower anonymous structs or unions to HIR

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This commit is contained in:
Frank King 2024-01-04 21:53:06 +08:00
parent 084ce5bdb5
commit 879a1e5713
38 changed files with 288 additions and 174 deletions
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4
compiler/rustc_ast/src/ast.rs
View file

@ -2107,9 +2107,9 @@ pub enum TyKind {
/// A tuple (`(A, B, C, D,...)`).
Tup(ThinVec<P<Ty>>),
/// An anonymous struct type i.e. `struct { foo: Type }`
AnonStruct(ThinVec<FieldDef>),
AnonStruct(NodeId, ThinVec<FieldDef>),
/// An anonymous union type i.e. `union { bar: Type }`
AnonUnion(ThinVec<FieldDef>),
AnonUnion(NodeId, ThinVec<FieldDef>),
/// A path (`module::module::...::Type`), optionally
/// "qualified", e.g., `<Vec<T> as SomeTrait>::SomeType`.
///

3
compiler/rustc_ast/src/mut_visit.rs
View file

@ -514,7 +514,8 @@ pub fn noop_visit_ty<T: MutVisitor>(ty: &mut P<Ty>, vis: &mut T) {
visit_vec(bounds, |bound| vis.visit_param_bound(bound));
}
TyKind::MacCall(mac) => vis.visit_mac_call(mac),
TyKind::AnonStruct(fields) | TyKind::AnonUnion(fields) => {
TyKind::AnonStruct(id, fields) | TyKind::AnonUnion(id, fields) => {
vis.visit_id(id);
fields.flat_map_in_place(|field| vis.flat_map_field_def(field));
}
}

2
compiler/rustc_ast/src/visit.rs
View file

@ -450,7 +450,7 @@ pub fn walk_ty<'a, V: Visitor<'a>>(visitor: &mut V, typ: &'a Ty) {
TyKind::Infer | TyKind::ImplicitSelf | TyKind::Err => {}
TyKind::MacCall(mac) => visitor.visit_mac_call(mac),
TyKind::Never | TyKind::CVarArgs => {}
TyKind::AnonStruct(ref fields, ..) | TyKind::AnonUnion(ref fields, ..) => {
TyKind::AnonStruct(_, ref fields) | TyKind::AnonUnion(_, ref fields) => {
walk_list!(visitor, visit_field_def, fields)
}
}