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-rw-r--r--tests/ui/empty/empty-never-array.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/empty/empty-never-array.rs b/tests/ui/empty/empty-never-array.rs
new file mode 100644
index 00000000000..3de2b1a78a3
--- /dev/null
+++ b/tests/ui/empty/empty-never-array.rs
@@ -0,0 +1,17 @@
+#![feature(never_type)]
+
+enum Helper<T, U> {
+    T(T, [!; 0]),
+    #[allow(dead_code)]
+    U(U),
+}
+
+fn transmute<T, U>(t: T) -> U {
+    let Helper::U(u) = Helper::T(t, []);
+    //~^ ERROR refutable pattern in local binding: `Helper::T(_, _)` not covered
+    u
+}
+
+fn main() {
+    println!("{:?}", transmute::<&str, (*const u8, u64)>("type safety"));
+}