1 files changed, 11 insertions, 0 deletions
diff --git a/tests/ui/early-ret-binop-add.rs b/tests/ui/early-ret-binop-add.rs
new file mode 100644
index 000000000..2b5df52a5
--- /dev/null
+++ b/tests/ui/early-ret-binop-add.rs
@@ -0,0 +1,11 @@
+// run-pass
+
+#![allow(dead_code)]
+#![allow(unreachable_code)]
+// pretty-expanded FIXME #23616
+
+use std::ops::Add;
+
+fn wsucc<T:Add<Output=T> + Copy>(n: T) -> T { n + { return n } }
+
+pub fn main() { }