1 files changed, 3 insertions, 1 deletions
diff --git a/libcxx/test/std/re/re.regex/re.regex.assign/il.pass.cpp b/libcxx/test/std/re/re.regex/re.regex.assign/il.pass.cpp
index 75803e6002d..880fd5c79c8 100644
--- a/libcxx/test/std/re/re.regex/re.regex.assign/il.pass.cpp
+++ b/libcxx/test/std/re/re.regex/re.regex.assign/il.pass.cpp
@@ -18,10 +18,12 @@
 #include <cassert>
 #include "test_macros.h"
 
-int main()
+int main(int, char**)
 {
     std::regex r2;
     r2 = {'(', 'a', '(', '[', 'b', 'c', ']', ')', ')'};
     assert(r2.flags() == std::regex::ECMAScript);
     assert(r2.mark_count() == 2);
+
+  return 0;
 }