Fix multiple expect attribs in impl block

Closes #114416
2023-08-03 09:50:00 -04:00
parent c115ec11d2
commit b56a04975c
3 changed files with 36 additions and 0 deletions
--- a/compiler/rustc_passes/src/dead.rs
+++ b/compiler/rustc_passes/src/dead.rs
@@ -814,6 +814,13 @@ impl<'tcx> DeadVisitor<'tcx> {
            }
        };

+        for id in &dead_codes[1..] {
+            let hir = self.tcx.hir().local_def_id_to_hir_id(*id);
+            let lint_level = self.tcx.lint_level_at_node(lint::builtin::DEAD_CODE, hir).0;
+            if let Some(expectation_id) = lint_level.get_expectation_id() {
+                self.tcx.sess.diagnostic().insert_fulfilled_expectation(expectation_id);
+            }
+        }
        self.tcx.emit_spanned_lint(
            lint,
            tcx.hir().local_def_id_to_hir_id(first_id),