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Separate the lifetime of the session and the arena in the resolver

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This commit is contained in:
Oli Scherer 2022-12-08 12:59:02 +00:00
parent e9ab7872fd
commit 43a5cc383d
12 changed files with 79 additions and 70 deletions
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10
compiler/rustc_resolve/src/check_unused.rs
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@ -49,8 +49,8 @@ impl<'a> UnusedImport<'a> {
}
}
struct UnusedImportCheckVisitor<'a, 'b> {
r: &'a mut Resolver<'b>,
struct UnusedImportCheckVisitor<'a, 'b, 'tcx> {
r: &'a mut Resolver<'b, 'tcx>,
/// All the (so far) unused imports, grouped path list
unused_imports: FxIndexMap<ast::NodeId, UnusedImport<'a>>,
base_use_tree: Option<&'a ast::UseTree>,
@ -58,7 +58,7 @@ struct UnusedImportCheckVisitor<'a, 'b> {
item_span: Span,
}
impl<'a, 'b> UnusedImportCheckVisitor<'a, 'b> {
impl<'a, 'b, 'tcx> UnusedImportCheckVisitor<'a, 'b, 'tcx> {
// We have information about whether `use` (import) items are actually
// used now. If an import is not used at all, we signal a lint error.
fn check_import(&mut self, id: ast::NodeId) {
@ -94,7 +94,7 @@ impl<'a, 'b> UnusedImportCheckVisitor<'a, 'b> {
}
}
impl<'a, 'b> Visitor<'a> for UnusedImportCheckVisitor<'a, 'b> {
impl<'a, 'b, 'tcx> Visitor<'a> for UnusedImportCheckVisitor<'a, 'b, 'tcx> {
fn visit_item(&mut self, item: &'a ast::Item) {
self.item_span = item.span_with_attributes();
@ -222,7 +222,7 @@ fn calc_unused_spans(
}
}
impl Resolver<'_> {
impl Resolver<'_, '_> {
pub(crate) fn check_unused(&mut self, krate: &ast::Crate) {
for import in self.potentially_unused_imports.iter() {
match import.kind {