1 files changed, 9 insertions, 0 deletions
diff --git a/tests/ui/pattern/usefulness/refutable-pattern-errors.rs b/tests/ui/pattern/usefulness/refutable-pattern-errors.rs
new file mode 100644
index 000000000..7a3e991d5
--- /dev/null
+++ b/tests/ui/pattern/usefulness/refutable-pattern-errors.rs
@@ -0,0 +1,9 @@
+fn func((1, (Some(1), 2..=3)): (isize, (Option<isize>, isize))) { }
+//~^ ERROR refutable pattern in function argument
+//~| `(_, _)` not covered
+
+fn main() {
+    let (1, (Some(1), 2..=3)) = (1, (None, 2));
+    //~^ ERROR refutable pattern in local binding
+    //~| `(i32::MIN..=0_i32, _)` and `(2_i32..=i32::MAX, _)` not covered
+}