Added missing include.

2024-07-26 23:26:42 +02:00
parent 0a4f1d2ce4
commit b40814e58b
1 changed files with 1 additions and 0 deletions
--- a/source/mijin/container/optional.hpp
+++ b/source/mijin/container/optional.hpp
@@ -5,6 +5,7 @@
 #define MIJIN_CONTAINER_OPTIONAL_HPP_INCLUDED 1

 #include <cstdint>
+#include <functional>
 #include <utility>
 #include "../debug/assert.hpp"
 #include "../util/concepts.hpp"