directly; include instead." #endif /* IEEE positive infinity (-HUGE_VAL is negative infinity). */ #if __GNUC_PREREQ(3,3) # define HUGE_VALF (__builtin_huge_valf()) #elif __GNUC_PREREQ(2,96) # define HUGE_VALF (__extension__ 0x1.0p255f) #elif defined __GNUC__ # define HUGE_VALF \ (__extension__ \ ((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; }) \ { __l: 0x7f800000UL }).__d) #else /* not GCC */ typedef union { unsigned char __c[4]; float __f; } __huge_valf_t; # if __BYTE_ORDER == __BIG_ENDIAN # define __HUGE_VALF_bytes { 0x7f, 0x80, 0, 0 } # endif # if __BYTE_ORDER == __LITTLE_ENDIAN # define __HUGE_VALF_bytes { 0, 0, 0x80, 0x7f } # endif static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes }; # define HUGE_VALF (__huge_valf.__f) #endif /* GCC. */