-/**
- * These macros enable the detection of the C++11 variadic templates in
- * compilers which support them.
- */
-#if __cplusplus >= 201103L
-# define HAS_CXX11_VARIADIC_TEMPLATES
-#elif defined __clang__
-# if __has_feature(cxx_variadic_templates)
-# define HAS_CXX11_VARIADIC_TEMPLATES
-# endif
-#elif (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)
-# if defined __GXX_EXPERIMENTAL_CXX0X__
-# define HAS_CXX11_VARIADIC_TEMPLATES
-# endif
-#elif _MSC_FULL_VER >= 170051025
-# define HAS_CXX11_VARIADIC_TEMPLATES
-#endif
-