1 files changed, 29 insertions, 0 deletions
diff --git a/tests/ui/lint/dead-code/issue-41883.rs b/tests/ui/lint/dead-code/issue-41883.rs
new file mode 100644
index 00000000000..e165861e893
--- /dev/null
+++ b/tests/ui/lint/dead-code/issue-41883.rs
@@ -0,0 +1,29 @@
+#![deny(dead_code)]
+
+enum Category {
+    Dead, //~ ERROR variant `Dead` is never constructed
+    Used,
+}
+
+trait UnusedTrait { //~ ERROR trait `UnusedTrait` is never used
+    fn this_is_unused(&self) -> Category {
+        Category::Dead
+    }
+}
+
+struct UnusedStruct; //~ ERROR struct `UnusedStruct` is never constructed
+
+impl UnusedTrait for UnusedStruct {
+    fn this_is_unused(&self) -> Category {
+        Category::Used
+    }
+}
+
+mod private {
+    #[derive(Debug)]
+    struct UnusedStruct; //~ ERROR struct `UnusedStruct` is never constructed
+}
+
+fn main() {
+    let _c = Category::Used;
+}