1 files changed, 31 insertions, 0 deletions
diff --git a/src/test/ui/run-pass/traits/trait-bounds-basic.rs b/src/test/ui/run-pass/traits/trait-bounds-basic.rs
new file mode 100644
index 00000000000..558e69664ec
--- /dev/null
+++ b/src/test/ui/run-pass/traits/trait-bounds-basic.rs
@@ -0,0 +1,31 @@
+// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// pretty-expanded FIXME #23616
+
+trait Foo {
+}
+
+fn b(_x: Box<Foo+Send>) {
+}
+
+fn c(x: Box<Foo+Sync+Send>) {
+    e(x);
+}
+
+fn d(x: Box<Foo+Send>) {
+    e(x);
+}
+
+fn e(x: Box<Foo>) {
+    e(x);
+}
+
+pub fn main() { }