1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/rfc-2008-non-exhaustive/enum-as-cast.rs b/src/test/ui/rfc-2008-non-exhaustive/enum-as-cast.rs
new file mode 100644
index 000000000..d9657bac7
--- /dev/null
+++ b/src/test/ui/rfc-2008-non-exhaustive/enum-as-cast.rs
@@ -0,0 +1,17 @@
+// aux-build:enums.rs
+// run-pass
+
+extern crate enums;
+
+use enums::FieldLessWithNonExhaustiveVariant;
+
+fn main() {
+    let e = FieldLessWithNonExhaustiveVariant::default();
+    // FIXME: https://github.com/rust-lang/rust/issues/91161
+    // This `as` cast *should* be an error, since it would fail
+    // if the non-exhaustive variant got fields.  But today it
+    // doesn't.  The fix for that will update this test to
+    // show an error (and not be run-pass any more).
+    let d = e as u8;
+    assert_eq!(d, 0);
+}