1 files changed, 17 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/empty_docs.rs b/src/tools/clippy/tests/ui/empty_docs.rs
index 272fab7d5ca..00e64eebc5f 100644
--- a/src/tools/clippy/tests/ui/empty_docs.rs
+++ b/src/tools/clippy/tests/ui/empty_docs.rs
@@ -1,6 +1,9 @@
+//@aux-build:proc_macro_attr.rs
+
 #![allow(unused)]
 #![warn(clippy::empty_docs)]
 #![allow(clippy::mixed_attributes_style)]
+#![feature(extern_types)]
 
 mod outer {
     //!
@@ -67,3 +70,17 @@ mod outer {
         y: i32,
     }
 }
+
+mod issue_12377 {
+    use proc_macro_attr::with_empty_docs;
+
+    #[with_empty_docs]
+    extern "C" {
+        type Test;
+    }
+
+    #[with_empty_docs]
+    struct Foo {
+        a: u8,
+    }
+}