1 files changed, 12 insertions, 0 deletions
diff --git a/tests/ui/pattern/usefulness/issue-78123-non-exhaustive-reference.rs b/tests/ui/pattern/usefulness/issue-78123-non-exhaustive-reference.rs
new file mode 100644
index 000000000..cbfcf0eaf
--- /dev/null
+++ b/tests/ui/pattern/usefulness/issue-78123-non-exhaustive-reference.rs
@@ -0,0 +1,12 @@
+enum A {}
+    //~^ NOTE `A` defined here
+    //~| NOTE
+
+fn f(a: &A) {
+    match a {}
+    //~^ ERROR non-exhaustive patterns: type `&A` is non-empty
+    //~| NOTE the matched value is of type `&A`
+    //~| NOTE references are always considered inhabited
+}
+
+fn main() {}