1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/nll/borrowed-match-issue-45045.rs b/tests/ui/nll/borrowed-match-issue-45045.rs
new file mode 100644
index 000000000..978eeb868
--- /dev/null
+++ b/tests/ui/nll/borrowed-match-issue-45045.rs
@@ -0,0 +1,18 @@
+// Regression test for issue #45045
+
+enum Xyz {
+    A,
+    B,
+}
+
+fn main() {
+    let mut e = Xyz::A;
+    let f = &mut e;
+    let g = f;
+    match e {
+        //~^ cannot use `e` because it was mutably borrowed [E0503]
+        Xyz::A => println!("a"),
+        Xyz::B => println!("b"),
+    };
+    *g = Xyz::B;
+}