1 files changed, 16 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-14421.rs b/tests/ui/issues/issue-14421.rs
new file mode 100644
index 000000000..c59bd8706
--- /dev/null
+++ b/tests/ui/issues/issue-14421.rs
@@ -0,0 +1,16 @@
+// run-pass
+#![allow(non_snake_case)]
+
+// aux-build:issue-14421.rs
+
+// pretty-expanded FIXME #23616
+
+extern crate issue_14421 as bug_lib;
+
+use bug_lib::B;
+use bug_lib::make;
+
+pub fn main() {
+    let mut an_A: B = make();
+    an_A.foo();
+}