1 files changed, 3 insertions, 1 deletions
diff --git a/libcxx/test/std/utilities/meta/meta.unary/meta.unary.cat/class.pass.cpp b/libcxx/test/std/utilities/meta/meta.unary/meta.unary.cat/class.pass.cpp
index 93bf9efb42f..3dd696932bc 100644
--- a/libcxx/test/std/utilities/meta/meta.unary/meta.unary.cat/class.pass.cpp
+++ b/libcxx/test/std/utilities/meta/meta.unary/meta.unary.cat/class.pass.cpp
@@ -49,11 +49,13 @@ class Class
 
 struct incomplete_type;
 
-int main()
+int main(int, char**)
 {
     test_class<Class>();
     test_class<incomplete_type>();
 
 //  LWG#2582
     static_assert( std::is_class<incomplete_type>::value, "");
+
+  return 0;
 }