update test for nounwind on FFI imports

rust-lang · Oct 12, 2019 · a1a8f33 · a1a8f33
1 parent 9a0b9c6
commit a1a8f33
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diff --git a/src/test/codegen/extern-functions.rs b/src/test/codegen/extern-functions.rs
diff --git a/src/test/codegen/unwind-extern-imports.rs b/src/test/codegen/unwind-extern-imports.rs
@@ -0,0 +1,41 @@
+// compile-flags: -C no-prepopulate-passes
+
+#![crate_type = "lib"]
+#![feature(unwind_attributes)]
+
+extern {
+// CHECK: Function Attrs: nounwind
+// CHECK-NEXT: declare void @extern_fn
+    fn extern_fn();
+// CHECK-NOT: Function Attrs: nounwind
+// CHECK: declare void @unwinding_extern_fn
+    #[unwind(allowed)]
+    fn unwinding_extern_fn();
+// CHECK-NOT: nounwind
+// CHECK: declare void @aborting_extern_fn
+    #[unwind(aborts)]
+    fn aborting_extern_fn(); // FIXME: we want to have the attribute here
+}
+
+extern "Rust" {
+// CHECK-NOT: nounwind
+// CHECK: declare void @rust_extern_fn
+    fn rust_extern_fn();
+// CHECK-NOT: nounwind
+// CHECK: declare void @rust_unwinding_extern_fn
+    #[unwind(allowed)]
+    fn rust_unwinding_extern_fn();
+// CHECK-NOT: nounwind
+// CHECK: declare void @rust_aborting_extern_fn
+    #[unwind(aborts)]
+    fn rust_aborting_extern_fn(); // FIXME: we want to have the attribute here
+}
+
+pub unsafe fn force_declare() {
+    extern_fn();
+    unwinding_extern_fn();
+    aborting_extern_fn();
+    rust_extern_fn();
+    rust_unwinding_extern_fn();
+    rust_aborting_extern_fn();
+}