# if !defined BOOST_PP_VARIADICS
# /* variadic support explicitly disabled for all untested compilers */
-# if defined __GCCXML__ || defined __CUDACC__ || defined __PATHSCALE__ || defined __DMC__ || defined __CODEGEARC__ || defined __BORLANDC__ || defined __MWERKS__ || ( defined __SUNPRO_CC && __SUNPRO_CC < 0x5120 ) || defined __HP_aCC && !defined __EDG__ || defined __MRC__ || defined __SC__ || (defined(__PGI) && !defined(__EDG__))
+# if defined __GCCXML__ || (defined __CUDACC__ && !(defined(__clang__) && defined(__CUDA__))) || defined __PATHSCALE__ || defined __DMC__ || defined __CODEGEARC__ || defined __BORLANDC__ || defined __MWERKS__ || ( defined __SUNPRO_CC && __SUNPRO_CC < 0x5120 ) || (defined __HP_aCC && !defined __EDG__) || defined __MRC__ || defined __SC__ || (defined(__PGI) && !defined(__EDG__))
# define BOOST_PP_VARIADICS 0
# elif defined(_MSC_VER) && defined(__clang__)
# define BOOST_PP_VARIADICS 1