From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../arrays/should_have_correct_length.rs           | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 src/test/ui/transmutability/arrays/should_have_correct_length.rs

(limited to 'src/test/ui/transmutability/arrays/should_have_correct_length.rs')

diff --git a/src/test/ui/transmutability/arrays/should_have_correct_length.rs b/src/test/ui/transmutability/arrays/should_have_correct_length.rs
new file mode 100644
index 000000000..bfe6d830a
--- /dev/null
+++ b/src/test/ui/transmutability/arrays/should_have_correct_length.rs
@@ -0,0 +1,44 @@
+// check-pass
+//! An array must have the correct length.
+
+#![crate_type = "lib"]
+#![feature(transmutability)]
+#![allow(dead_code, incomplete_features, non_camel_case_types)]
+
+mod assert {
+    use std::mem::BikeshedIntrinsicFrom;
+    pub struct Context;
+
+    pub fn is_maybe_transmutable<Src, Dst>()
+    where
+        Dst: BikeshedIntrinsicFrom<Src, Context, true, true, true, true>
+    {}
+}
+
+fn should_have_len_0() {
+    type Array = [u8; 0];
+    #[repr(C)] struct Struct();
+    assert::is_maybe_transmutable::<Array, Struct>();
+    assert::is_maybe_transmutable::<Struct, Array>();
+}
+
+fn should_have_len_1() {
+    type Array = [u8; 1];
+    #[repr(C)] struct Struct(u8);
+    assert::is_maybe_transmutable::<Array, Struct>();
+    assert::is_maybe_transmutable::<Struct, Array>();
+}
+
+fn should_have_len_2() {
+    type Array = [u8; 2];
+    #[repr(C)] struct Struct(u8, u8);
+    assert::is_maybe_transmutable::<Array, Struct>();
+    assert::is_maybe_transmutable::<Struct, Array>();
+}
+
+fn should_have_len_3() {
+    type Array = [u8; 3];
+    #[repr(C)] struct Struct(u8, u8, u8);
+    assert::is_maybe_transmutable::<Array, Struct>();
+    assert::is_maybe_transmutable::<Struct, Array>();
+}
-- 
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