--- a/src/basics.h Fri Jul 01 16:46:43 2022 +0300 +++ b/src/basics.h Fri Jul 01 23:48:27 2022 +0300 @@ -43,6 +43,7 @@ template<typename T> using opt = std::optional<T>; +using std::chrono::steady_clock; //! \brief Return type of qHash. unsigned int on Qt5, unsigned long on Qt6. using hash_t = decltype(qHash(0));