1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/threads-sendsync/thread-local-extern-static.rs b/tests/ui/threads-sendsync/thread-local-extern-static.rs
new file mode 100644
index 00000000000..a2dda31aa55
--- /dev/null
+++ b/tests/ui/threads-sendsync/thread-local-extern-static.rs
@@ -0,0 +1,27 @@
+// run-pass
+// ignore-windows
+// aux-build:thread-local-extern-static.rs
+
+#![feature(cfg_target_thread_local, thread_local)]
+
+#[cfg(target_thread_local)]
+extern crate thread_local_extern_static;
+
+#[cfg(target_thread_local)]
+use std::cell::Cell;
+
+#[cfg(target_thread_local)]
+extern "C" {
+    #[thread_local]
+    static FOO: Cell<u32>;
+}
+
+#[cfg(target_thread_local)]
+fn main() {
+    unsafe {
+        assert_eq!(FOO.get(), 3);
+    }
+}
+
+#[cfg(not(target_thread_local))]
+fn main() {}