#pragma once #if defined(_MSC_VER) && _MSC_VER < 1911 // [[nodiscard]] is not recognized before VS 2017 version 15.3 #pragma warning(disable : 5030) #endif #if defined(_MSC_VER) && _MSC_VER < 1910 // https://docs.microsoft.com/en-us/cpp/error-messages/compiler-warnings/compiler-warning-level-3-c4800?view=vs-2019 #pragma warning(disable : 4800) #endif #if defined(__GNUC__) && __GNUC__ < 7 // [[nodiscard]] is not recognized before GCC version 7 #pragma GCC diagnostic ignored "-Wattributes" #endif