1 files changed, 3 insertions, 1 deletions
diff --git a/libcxx/test/std/re/re.results/re.results.acc/index.pass.cpp b/libcxx/test/std/re/re.results/re.results.acc/index.pass.cpp
index e3f6215e9f4..a5c25a82c81 100644
--- a/libcxx/test/std/re/re.results/re.results.acc/index.pass.cpp
+++ b/libcxx/test/std/re/re.results/re.results.acc/index.pass.cpp
@@ -46,8 +46,10 @@ test(std::regex_constants::syntax_option_type syntax)
     assert(m[4].matched == false);
 }
 
-int main()
+int main(int, char**)
 {
     test(std::regex_constants::ECMAScript);
     test(std::regex_constants::extended);
+
+  return 0;
 }