2 files changed, 6 insertions, 2 deletions
diff --git a/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/iter_swap.pass.cpp b/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/iter_swap.pass.cpp
index 182b17914c8..419bb4bbbff 100644
--- a/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/iter_swap.pass.cpp
+++ b/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/iter_swap.pass.cpp
@@ -16,11 +16,13 @@
 #include <algorithm>
 #include <cassert>
 
-int main()
+int main(int, char**)
 {
     int i = 1;
     int j = 2;
     std::iter_swap(&i, &j);
     assert(i == 2);
     assert(j == 1);
+
+  return 0;
 }
diff --git a/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/swap_ranges.pass.cpp b/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/swap_ranges.pass.cpp
index 43cd4ce63f3..a47bbd24d95 100644
--- a/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/swap_ranges.pass.cpp
+++ b/libcxx/test/std/algorithms/alg.modifying.operations/alg.swap/swap_ranges.pass.cpp
@@ -105,7 +105,7 @@ void test2()
     }
 }
 
-int main()
+int main(int, char**)
 {
     test<forward_iterator<int*>, forward_iterator<int*> >();
     test<forward_iterator<int*>, bidirectional_iterator<int*> >();
@@ -150,4 +150,6 @@ int main()
 #endif // TEST_STD_VER >= 11
 
     test2();
+
+  return 0;
 }