1 files changed, 21 insertions, 0 deletions
diff --git a/tests/codegen-llvm/unwind-extern-imports.rs b/tests/codegen-llvm/unwind-extern-imports.rs
new file mode 100644
index 00000000000..dfae8aae64a
--- /dev/null
+++ b/tests/codegen-llvm/unwind-extern-imports.rs
@@ -0,0 +1,21 @@
+//@ compile-flags: -C no-prepopulate-passes
+//@ needs-unwind
+
+#![crate_type = "lib"]
+
+extern "C" {
+    // CHECK: Function Attrs:{{.*}}nounwind
+    // CHECK-NEXT: declare{{.*}}void @extern_fn
+    fn extern_fn();
+}
+
+extern "C-unwind" {
+    // CHECK-NOT: nounwind
+    // CHECK: declare{{.*}}void @c_unwind_extern_fn
+    fn c_unwind_extern_fn();
+}
+
+pub unsafe fn force_declare() {
+    extern_fn();
+    c_unwind_extern_fn();
+}