1 files changed, 16 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-18859.rs b/tests/ui/issues/issue-18859.rs
new file mode 100644
index 000000000..c4575bce9
--- /dev/null
+++ b/tests/ui/issues/issue-18859.rs
@@ -0,0 +1,16 @@
+// run-pass
+
+mod foo {
+    pub mod bar {
+        pub mod baz {
+            pub fn name() -> &'static str {
+                module_path!()
+            }
+        }
+    }
+}
+
+fn main() {
+    assert_eq!(module_path!(), "issue_18859");
+    assert_eq!(foo::bar::baz::name(), "issue_18859::foo::bar::baz");
+}