From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:03 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/consts/const-eval/issue-55541.rs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 tests/ui/consts/const-eval/issue-55541.rs

(limited to 'tests/ui/consts/const-eval/issue-55541.rs')

diff --git a/tests/ui/consts/const-eval/issue-55541.rs b/tests/ui/consts/const-eval/issue-55541.rs
new file mode 100644
index 000000000..fa5a493ab
--- /dev/null
+++ b/tests/ui/consts/const-eval/issue-55541.rs
@@ -0,0 +1,27 @@
+// check-pass
+
+// Test that we can handle newtypes wrapping extern types
+
+#![feature(extern_types)]
+
+use std::marker::PhantomData;
+
+extern "C" {
+  pub type ExternType;
+}
+unsafe impl Sync for ExternType {}
+static MAGIC_FFI_STATIC: u8 = 42;
+
+#[repr(transparent)]
+pub struct Wrapper(ExternType);
+pub static MAGIC_FFI_REF: &'static Wrapper = unsafe {
+  std::mem::transmute(&MAGIC_FFI_STATIC)
+};
+
+#[repr(transparent)]
+pub struct Wrapper2(PhantomData<Vec<i32>>, ExternType);
+pub static MAGIC_FFI_REF2: &'static Wrapper2 = unsafe {
+  std::mem::transmute(&MAGIC_FFI_STATIC)
+};
+
+fn main() {}
-- 
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