1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/ui/or-patterns/exhaustiveness-pass.rs b/src/test/ui/or-patterns/exhaustiveness-pass.rs
new file mode 100644
index 000000000..e8c8a0e7b
--- /dev/null
+++ b/src/test/ui/or-patterns/exhaustiveness-pass.rs
@@ -0,0 +1,38 @@
+#![deny(unreachable_patterns)]
+
+// check-pass
+
+// We wrap patterns in a tuple because top-level or-patterns were special-cased.
+fn main() {
+    match (0,) {
+        (1 | 2,) => {}
+        _ => {}
+    }
+
+    match (0, 0) {
+        (1 | 2, 3 | 4) => {}
+        (1, 2) => {}
+        (3, 1) => {}
+        _ => {}
+    }
+    match (Some(0u8),) {
+        (None | Some(0 | 1),) => {}
+        (Some(2..=255),) => {}
+    }
+    match ((0,),) {
+        ((0 | 1,) | (2 | 3,),) => {}
+        ((_,),) => {}
+    }
+    match (&[0u8][..],) {
+        ([] | [0 | 1..=255] | [_, ..],) => {}
+    }
+
+    match ((0, 0),) {
+        ((0, 0) | (0, 1),) => {}
+        _ => {}
+    }
+    match ((0, 0),) {
+        ((0, 0) | (1, 0),) => {}
+        _ => {}
+    }
+}