From c4b46ace556f3e4776d06ea7672daba6b243a80f Mon Sep 17 00:00:00 2001
From: gnzlbg <gonzalobg88@gmail.com>
Date: Sat, 9 Feb 2019 15:55:30 +0100
Subject: Implement ffi_returns_twice attribute

---
 src/test/codegen/ffi-returns-twice.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 src/test/codegen/ffi-returns-twice.rs

(limited to 'src/test/codegen')

diff --git a/src/test/codegen/ffi-returns-twice.rs b/src/test/codegen/ffi-returns-twice.rs
new file mode 100644
index 00000000000..f6648249eb6
--- /dev/null
+++ b/src/test/codegen/ffi-returns-twice.rs
@@ -0,0 +1,15 @@
+// compile-flags: -C no-prepopulate-passes
+#![crate_type = "lib"]
+#![feature(ffi_returns_twice)]
+
+extern {
+    // CHECK-LABEL: @foo()
+    // CHECK: attributes #1 = { {{.*}}returns_twice{{.*}} }
+    #[no_mangle]
+    #[ffi_returns_twice]
+    pub fn foo();
+}
+
+pub fn bar() {
+    unsafe { foo() }
+}
-- 
cgit 1.4.1-3-g733a5