1_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE mix(__CLC_GENTYPE a, __CLC_GENTYPE b, __CLC_GENTYPE c); 2 3#ifndef __CLC_SCALAR 4_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE mix(__CLC_GENTYPE a, __CLC_GENTYPE b, __CLC_SCALAR_GENTYPE c); 5#endif 6