腹黒い茶 says to YSITD
/* Quad constants must be written as expressions; #define GCC_ME_HARDER. */ #define UQUAD_MAX ((u_quad_t)0-1) /* max value for a uquad_t */ /* max value for a quad_t */ #define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1)) #define QUAD_MIN (-QUAD_MAX-1) /* min value for a quad_t */ #define SIZE_T_MAX UINT_MAX #endif