1 files changed, 15 insertions, 0 deletions
diff --git a/tests/ui/asm/naked-functions-ffi.rs b/tests/ui/asm/naked-functions-ffi.rs
new file mode 100644
index 000000000..c8bee504d
--- /dev/null
+++ b/tests/ui/asm/naked-functions-ffi.rs
@@ -0,0 +1,15 @@
+// check-pass
+// needs-asm-support
+#![feature(naked_functions)]
+#![crate_type = "lib"]
+
+use std::arch::asm;
+
+#[naked]
+pub extern "C" fn naked(p: char) -> u128 {
+    //~^ WARN uses type `char`
+    //~| WARN uses type `u128`
+    unsafe {
+        asm!("", options(noreturn));
+    }
+}