1 files changed, 44 insertions, 0 deletions
diff --git a/src/test/ui/structs-enums/namespaced-enum-emulate-flat.rs b/src/test/ui/structs-enums/namespaced-enum-emulate-flat.rs
new file mode 100644
index 000000000..f6c395059
--- /dev/null
+++ b/src/test/ui/structs-enums/namespaced-enum-emulate-flat.rs
@@ -0,0 +1,44 @@
+// run-pass
+#![allow(dead_code)]
+// pretty-expanded FIXME #23616
+
+pub use Foo::*;
+use nest::{Bar, D, E, F};
+
+pub enum Foo {
+    A,
+    B(isize),
+    C { a: isize },
+}
+
+impl Foo {
+    pub fn foo() {}
+}
+
+fn _f(f: Foo) {
+    match f {
+        A | B(_) | C { .. } => {}
+    }
+}
+
+mod nest {
+    pub use self::Bar::*;
+
+    pub enum Bar {
+        D,
+        E(isize),
+        F { a: isize },
+    }
+
+    impl Bar {
+        pub fn foo() {}
+    }
+}
+
+fn _f2(f: Bar) {
+    match f {
+        D | E(_) | F { .. } => {}
+    }
+}
+
+fn main() {}