1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/rfc-2008-non-exhaustive/borrowck-non-exhaustive.rs b/tests/ui/rfc-2008-non-exhaustive/borrowck-non-exhaustive.rs
new file mode 100644
index 000000000..2ad92b794
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+++ b/tests/ui/rfc-2008-non-exhaustive/borrowck-non-exhaustive.rs
@@ -0,0 +1,18 @@
+// Test that the borrow checker considers `#[non_exhaustive]` when checking
+// whether a match contains a discriminant read.
+
+// aux-build:monovariants.rs
+extern crate monovariants;
+
+use monovariants::NonExhaustiveMonovariant;
+
+fn main() {
+    let mut x = NonExhaustiveMonovariant::Variant(1);
+    let y = &mut x;
+    match x {
+        //~^ ERROR cannot use `x` because it was mutably borrowed
+        NonExhaustiveMonovariant::Variant(_) => {},
+        _ => {},
+    }
+    drop(y);
+}