From b0b35265f269bd2195c689705511cc80b98098fe Mon Sep 17 00:00:00 2001
From: Trevor Gross <tmgross@umich.edu>
Date: Fri, 22 Nov 2024 04:46:28 -0500
Subject: [PATCH] add test

---
 tests/const_fn.rs | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 tests/const_fn.rs

diff --git a/tests/const_fn.rs b/tests/const_fn.rs
new file mode 100644
index 0000000000000..d9b41b8073c70
--- /dev/null
+++ b/tests/const_fn.rs
@@ -0,0 +1,3 @@
+#[cfg(target_os = "linux")]
+const _FOO: libc::c_uint = unsafe { libc::CMSG_SPACE(1) };
+//^ if CMSG_SPACE is not const, this will fail to compile