1 files changed, 15 insertions, 0 deletions
diff --git a/tests/ui/consts/issue-17074.rs b/tests/ui/consts/issue-17074.rs
new file mode 100644
index 000000000..0ed81132e
--- /dev/null
+++ b/tests/ui/consts/issue-17074.rs
@@ -0,0 +1,15 @@
+// run-pass
+#![allow(dead_code)]
+
+static X2: u64 = !0 as u16 as u64;
+static Y2: u64 = !0 as u32 as u64;
+const X: u64 = !0 as u16 as u64;
+const Y: u64 = !0 as u32 as u64;
+
+fn main() {
+    assert_eq!(match 1 {
+        X => unreachable!(),
+        Y => unreachable!(),
+        _ => 1
+    }, 1);
+}