1 files changed, 3 insertions, 1 deletions
diff --git a/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp b/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp
index d7e80827a54..91b678d1d2d 100644
--- a/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp
+++ b/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp
@@ -15,9 +15,11 @@
 
 #include <fstream>
 
-int main()
+int main(int, char**)
 {
 	std::basic_filebuf<char, std::char_traits<wchar_t> > f;
 //  expected-error-re@streambuf:* {{static_assert failed{{.*}} "traits_type::char_type must be the same type as CharT"}}
+
+  return 0;
 }