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Avoid another node_id_to_def_id call

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This commit is contained in:
Oli Scherer 2025-04-11 09:46:05 +00:00
parent 24efefafcb
commit f5c60f616f
3 changed files with 6 additions and 8 deletions
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4
compiler/rustc_resolve/src/build_reduced_graph.rs
View File

@ -1207,9 +1207,9 @@ impl<'a, 'ra, 'tcx> BuildReducedGraphVisitor<'a, 'ra, 'tcx> {
for (rule_i, rule_span) in &self.r.macro_map[&def_id.to_def_id()].rule_spans {
self.r
.unused_macro_rules
.entry(def_id)
.entry(node_id)
.or_default()
.insert(*rule_i, (ident, *rule_span));
.insert(*rule_i, (ident, *rule_span, def_id));
}
}
}

2
compiler/rustc_resolve/src/lib.rs
View File

@ -1140,7 +1140,7 @@ pub struct Resolver<'ra, 'tcx> {
ast_transform_scopes: FxHashMap<LocalExpnId, Module<'ra>>,
unused_macros: FxIndexMap<LocalDefId, (NodeId, Ident)>,
/// A map from the macro to all its potentially unused arms.
unused_macro_rules: FxIndexMap<LocalDefId, UnordMap<usize, (Ident, Span)>>,
unused_macro_rules: FxIndexMap<NodeId, UnordMap<usize, (Ident, Span, LocalDefId)>>,
proc_macro_stubs: FxHashSet<LocalDefId>,
/// Traces collected during macro resolution and validated when it's complete.
single_segment_macro_resolutions:

8
compiler/rustc_resolve/src/macros.rs
View File

@ -323,8 +323,7 @@ impl<'ra, 'tcx> ResolverExpand for Resolver<'ra, 'tcx> {
}
fn record_macro_rule_usage(&mut self, id: NodeId, rule_i: usize) {
let did = self.local_def_id(id);
if let Some(rules) = self.unused_macro_rules.get_mut(&did) {
if let Some(rules) = self.unused_macro_rules.get_mut(&id) {
rules.remove(&rule_i);
}
}
@ -339,13 +338,12 @@ impl<'ra, 'tcx> ResolverExpand for Resolver<'ra, 'tcx> {
);
}
for (&def_id, unused_arms) in self.unused_macro_rules.iter() {
for (&arm_i, &(ident, rule_span)) in unused_arms.to_sorted_stable_ord() {
for (&node_id, unused_arms) in self.unused_macro_rules.iter() {
for (&arm_i, &(ident, rule_span, def_id)) in unused_arms.to_sorted_stable_ord() {
if self.unused_macros.contains_key(&def_id) {
// We already lint the entire macro as unused
continue;
}
let node_id = self.def_id_to_node_id(def_id);
self.lint_buffer.buffer_lint(
UNUSED_MACRO_RULES,
node_id,