1 files changed, 10 insertions, 0 deletions
diff --git a/tests/ui/error-codes/E0001.rs b/tests/ui/error-codes/E0001.rs
new file mode 100644
index 00000000000..2c95f02bf34
--- /dev/null
+++ b/tests/ui/error-codes/E0001.rs
@@ -0,0 +1,10 @@
+#![deny(unreachable_patterns)]
+
+fn main() {
+    let foo = Some(1);
+    match foo {
+        Some(_) => {/* ... */}
+        None => {/* ... */}
+        _ => {/* ... */} //~ ERROR unreachable pattern
+    }
+}