From 1f11d841b5748133c2d51da0001fc88bc6b51e78 Mon Sep 17 00:00:00 2001
From: Michael Goulet <michael@errs.io>
Date: Fri, 10 Feb 2023 23:54:05 +0000
Subject: [PATCH] Add codegen test

---
 tests/codegen/function-arguments.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/codegen/function-arguments.rs b/tests/codegen/function-arguments.rs
index 96dfde18683..63f05119031 100644
--- a/tests/codegen/function-arguments.rs
+++ b/tests/codegen/function-arguments.rs
@@ -1,6 +1,7 @@
 // compile-flags: -O -C no-prepopulate-passes
 
 #![crate_type = "lib"]
+#![feature(dyn_star)]
 
 use std::mem::MaybeUninit;
 use std::num::NonZeroU64;
@@ -279,3 +280,9 @@ pub fn enum_id_1(x: Option<Result<u16, u16>>) -> Option<Result<u16, u16>> {
 pub fn enum_id_2(x: Option<u8>) -> Option<u8> {
   x
 }
+
+// CHECK: { {{i8\*|ptr}}, {{i.*\*|ptr}} } @dyn_star({{i8\*|ptr}} noundef %x.0, {{i.*\*|ptr}} noalias noundef readonly align {{.*}} dereferenceable({{.*}}) %x.1)
+#[no_mangle]
+pub fn dyn_star(x: dyn* Drop) -> dyn* Drop {
+  x
+}