Add missing new-lines at end of file
diff --git a/test/core/iomgr/tcp_client_posix_test.c b/test/core/iomgr/tcp_client_posix_test.c
index c8f1f53..ad5a317 100644
--- a/test/core/iomgr/tcp_client_posix_test.c
+++ b/test/core/iomgr/tcp_client_posix_test.c
@@ -176,4 +176,4 @@
   test_times_out();
   grpc_iomgr_shutdown();
   return 0;
-}
\ No newline at end of file
+}