1 files changed, 8 insertions, 0 deletions
diff --git a/compiler/rustc_errors/src/lib.rs b/compiler/rustc_errors/src/lib.rs
index a0be7442d59..5720e98abc8 100644
--- a/compiler/rustc_errors/src/lib.rs
+++ b/compiler/rustc_errors/src/lib.rs
@@ -767,6 +767,10 @@ impl Handler {
         self.inner.borrow_mut().emitter.emit_future_breakage_report(diags)
     }
 
+    pub fn emit_unused_externs(&self, unused_externs: &[&str]) {
+        self.inner.borrow_mut().emit_unused_externs(unused_externs)
+    }
+
     pub fn delay_as_bug(&self, diagnostic: Diagnostic) {
         self.inner.borrow_mut().delay_as_bug(diagnostic)
     }
@@ -841,6 +845,10 @@ impl HandlerInner {
         self.emitter.emit_artifact_notification(path, artifact_type);
     }
 
+    fn emit_unused_externs(&mut self, unused_externs: &[&str]) {
+        self.emitter.emit_unused_externs(unused_externs);
+    }
+
     fn treat_err_as_bug(&self) -> bool {
         self.flags.treat_err_as_bug.map_or(false, |c| self.err_count() >= c.get())
     }