1 files changed, 3 insertions, 1 deletions
diff --git a/libcxx/test/std/input.output/stream.buffers/streambuf/streambuf.members/streambuf.buffer/pubsync.pass.cpp b/libcxx/test/std/input.output/stream.buffers/streambuf/streambuf.members/streambuf.buffer/pubsync.pass.cpp
index 8433a9f31a9..8d7528ee261 100644
--- a/libcxx/test/std/input.output/stream.buffers/streambuf/streambuf.members/streambuf.buffer/pubsync.pass.cpp
+++ b/libcxx/test/std/input.output/stream.buffers/streambuf/streambuf.members/streambuf.buffer/pubsync.pass.cpp
@@ -23,10 +23,12 @@ struct test
     test() {}
 };
 
-int main()
+int main(int, char**)
 {
     {
         test<char> t;
         assert(t.pubsync() == 0);
     }
+
+  return 0;
 }