From 6f00cf606dd43d0d56ff1653d73a3015dd535886 Mon Sep 17 00:00:00 2001
From: Devin Jeanpierre <jeanpierreda@google.com>
Date: Wed, 4 Mar 2026 12:31:43 -0800
Subject: [PATCH] Polish up type_alias.h

(Cover a missing case (return values), remove no-op clang pragma.

PiperOrigin-RevId: 878615049
---
 rs_bindings_from_cc/test/type_alias/test.rs      | 6 ++++++
 rs_bindings_from_cc/test/type_alias/type_alias.h | 4 ++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/rs_bindings_from_cc/test/type_alias/test.rs b/rs_bindings_from_cc/test/type_alias/test.rs
index b3e7362e0..0e057a536 100644
--- a/rs_bindings_from_cc/test/type_alias/test.rs
+++ b/rs_bindings_from_cc/test/type_alias/test.rs
@@ -12,6 +12,12 @@ fn test_return_value() {
     assert_eq!(return_underlying(i), 42);
 }
 
+#[gtest]
+fn test_return_alias() {
+    use type_alias::return_alias;
+    assert_eq!(return_alias(42), 42);
+}
+
 /// Vector aliases are not supported (yet???).
 #[gtest]
 fn test_vector_alias() {
diff --git a/rs_bindings_from_cc/test/type_alias/type_alias.h b/rs_bindings_from_cc/test/type_alias/type_alias.h
index 5bb42d33a..59170dfb3 100644
--- a/rs_bindings_from_cc/test/type_alias/type_alias.h
+++ b/rs_bindings_from_cc/test/type_alias/type_alias.h
@@ -5,8 +5,6 @@
 #ifndef CRUBIT_RS_BINDINGS_FROM_CC_TEST_TYPE_ALIAS_TYPE_ALIAS_H_
 #define CRUBIT_RS_BINDINGS_FROM_CC_TEST_TYPE_ALIAS_TYPE_ALIAS_H_
 
-#pragma clang lifetime_elision
-
 namespace ns {
 using Int = int;
 }
@@ -16,6 +14,8 @@ using ns::Int;
 // compiles.
 inline int return_underlying(Int i) { return i; }
 
+inline Int return_alias(int i) { return i; }
+
 // This one, however, should NOT receive bindings.
 using MyVector __attribute__((vector_size(16))) = int;
 inline void VectorFunction(MyVector v) {}