Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 15 insertions, 0 deletions

diff --git a/third_party/rust/zerocopy/tests/ui-nightly/transmute-ref-illegal-lifetime.rs b/third_party/rust/zerocopy/tests/ui-nightly/transmute-ref-illegal-lifetime.rs
new file mode 100644
index 0000000000..8dd191e6f4
--- /dev/null
+++ b/third_party/rust/zerocopy/tests/ui-nightly/transmute-ref-illegal-lifetime.rs
@@ -0,0 +1,15 @@
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
+
+fn main() {}
+
+fn increase_lifetime() {
+    let x = 0u64;
+    // It is illegal to increase the lifetime scope.
+    let _: &'static u64 = zerocopy::transmute_ref!(&x);
+}