1 files changed, 3 insertions, 1 deletions
diff --git a/libcxx/test/std/thread/futures/futures.promise/default.pass.cpp b/libcxx/test/std/thread/futures/futures.promise/default.pass.cpp
index f0e3a786d6c..600f99dd992 100644
--- a/libcxx/test/std/thread/futures/futures.promise/default.pass.cpp
+++ b/libcxx/test/std/thread/futures/futures.promise/default.pass.cpp
@@ -18,7 +18,7 @@
 #include <future>
 #include <cassert>
 
-int main()
+int main(int, char**)
 {
     {
         std::promise<int> p;
@@ -35,4 +35,6 @@ int main()
         std::future<void> f = p.get_future();
         assert(f.valid());
     }
+
+  return 0;
 }