1 files changed, 9 insertions, 0 deletions
diff --git a/src/test/ui/extern/extern-1.rs b/src/test/ui/extern/extern-1.rs
new file mode 100644
index 000000000..66e560501
--- /dev/null
+++ b/src/test/ui/extern/extern-1.rs
@@ -0,0 +1,9 @@
+// run-pass
+#![allow(dead_code)]
+// pretty-expanded FIXME #23616
+
+extern "C" fn f() {
+}
+
+pub fn main() {
+}