diff options
Diffstat (limited to 'nuttx/arch/hc/include/hc12/limits.h')
-rw-r--r-- | nuttx/arch/hc/include/hc12/limits.h | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/nuttx/arch/hc/include/hc12/limits.h b/nuttx/arch/hc/include/hc12/limits.h index edb92c7e6..c35148a56 100644 --- a/nuttx/arch/hc/include/hc12/limits.h +++ b/nuttx/arch/hc/include/hc12/limits.h @@ -45,7 +45,7 @@ ****************************************************************************/ #define CHAR_BIT 8 -#define SCHAR_MIN (-128) +#define SCHAR_MIN (-SCHAR_MAX - 1) #define SCHAR_MAX 127 #define UCHAR_MAX 255 @@ -59,39 +59,38 @@ #define CHAR_MAX SCHAR_MAX #endif -#define SHRT_MIN (-32768) +#define SHRT_MIN (-SHRT_MAX - 1) #define SHRT_MAX 32767 -#define USHRT_MAX 65535 +#define USHRT_MAX 65535U /* The size of an integer is controlled with the -mshort or -mnoshort GCC * options. GCC will set the pre-defined symbol __INT__ to indicate the size * of an integer */ +#define INT_MIN (-INT_MAX - 1) #if __INT__ == 32 -# define INT_MIN (-2147483648) # define INT_MAX 2147483647 # define UINT_MAX 4294967295 #else -# define INT_MIN (-32768) # define INT_MAX 32767 -# define UINT_MAX 65535 +# define UINT_MAX 65535U #endif /* Long is 4-bytes and long long is 8 bytes in any case */ -#define LONG_MIN (-2147483648L) +#define LONG_MIN (-LONG_MAX - 1) #define LONG_MAX 2147483647L #define ULONG_MAX 4294967295UL -#define LLONG_MIN (-9223372036854775808LL) +#define LLONG_MIN (-LLONG_MAX - 1) #define LLONG_MAX 9223372036854775807LL #define ULLONG_MAX 18446744073709551615ULL /* A pointer is 2 bytes */ -#define PTR_MIN (-32768) +#define PTR_MIN (-PTR_MAX - 1) #define PTR_MAX 32767 -#define UPTR_MAX 65535 +#define UPTR_MAX 65535U #endif /* __ARCH_HC_INCLUDE_HC12_LIMITS_H */ |