From 490c57b1563266a02c970405e731d73f4f2fc42b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Linus=20F=C3=A4rnstrand?= <faern@faern.net>
Date: Tue, 29 May 2018 11:39:26 +0200
Subject: [PATCH] Add test for const endianess conversion

---
 src/test/run-pass/const-endianess.rs | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 src/test/run-pass/const-endianess.rs

diff --git a/src/test/run-pass/const-endianess.rs b/src/test/run-pass/const-endianess.rs
new file mode 100644
index 000000000000..9d815a7cf54c
--- /dev/null
+++ b/src/test/run-pass/const-endianess.rs
@@ -0,0 +1,23 @@
+// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#![feature(const_int_ops)]
+
+const BE_U32: u32 = 55u32.to_be();
+const LE_U32: u32 = 55u32.to_le();
+const BE_U128: u128 = 999999u128.to_be();
+const LE_I128: i128 = -999999i128.to_le();
+
+fn main() {
+    assert_eq!(BE_U32, 55u32.to_be());
+    assert_eq!(LE_U32, 55u32.to_le());
+    assert_eq!(BE_U128, 999999u128.to_be());
+    assert_eq!(LE_I128, -999999i128.to_le());
+}