From 07e8d844795628ce90415c1dec3536f3e75cc71c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Richard=20Wiedenh=C3=B6ft?= <richard@wiedenhoeft.xyz>
Date: Tue, 30 Apr 2019 08:23:14 +0200
Subject: [PATCH] Add const_unchecked_layout test to libcore/tests

---
 src/libcore/tests/alloc.rs | 10 ++++++++++
 src/libcore/tests/lib.rs   |  2 ++
 2 files changed, 12 insertions(+)
 create mode 100644 src/libcore/tests/alloc.rs

diff --git a/src/libcore/tests/alloc.rs b/src/libcore/tests/alloc.rs
new file mode 100644
index 00000000000..63537ba23d8
--- /dev/null
+++ b/src/libcore/tests/alloc.rs
@@ -0,0 +1,10 @@
+use core::alloc::Layout;
+
+#[test]
+fn const_unchecked_layout() {
+    const SIZE: usize = 0x2000;
+    const ALIGN: usize = 0x1000;
+    const LAYOUT: Layout = unsafe { Layout::from_size_align_unchecked(SIZE, ALIGN) };
+    assert_eq!(LAYOUT.size(), SIZE);
+    assert_eq!(LAYOUT.align(), ALIGN);
+}
diff --git a/src/libcore/tests/lib.rs b/src/libcore/tests/lib.rs
index b8075ef2942..c617596aba8 100644
--- a/src/libcore/tests/lib.rs
+++ b/src/libcore/tests/lib.rs
@@ -31,10 +31,12 @@
 #![feature(slice_partition_dedup)]
 #![feature(copy_within)]
 #![feature(int_error_matching)]
+#![feature(const_fn)]
 #![warn(rust_2018_idioms)]
 
 extern crate test;
 
+mod alloc;
 mod any;
 mod array;
 mod ascii;
-- 
2.44.0