diff options
| author | Roman Lechtchinsky <rl@cs.tu-berlin.de> | 2001-07-06 21:44:58 +0000 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2001-07-06 14:44:58 -0700 |
| commit | 39bd294869837e513aac7763944c20b727ffaa5b (patch) | |
| tree | 5fb5f045bf7c439bb46b998f2e12fa1bb7b825c9 /gcc/glimits.h | |
| parent | 9fecb07186b77b17d0e544e71c25d3fa45ef89e9 (diff) | |
| download | gcc-39bd294869837e513aac7763944c20b727ffaa5b.tar.gz | |
glimits.h (__SHRT_MAX__): New.
* glimits.h (__SHRT_MAX__): New.
(SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
(SHRT_MAX): Define in terms of __SHRT_MAX__.
From-SVN: r43825
Diffstat (limited to 'gcc/glimits.h')
| -rw-r--r-- | gcc/glimits.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/gcc/glimits.h b/gcc/glimits.h index f0cb0a3bba4..bdf7e31ad38 100644 --- a/gcc/glimits.h +++ b/gcc/glimits.h @@ -37,12 +37,15 @@ #define CHAR_MAX 127 #endif +#ifndef __SHRT_MAX__ +#define __SHRT_MAX__ 32767 +#endif + /* Minimum and maximum values a `signed short int' can hold. */ #undef SHRT_MIN -/* For the sake of 16 bit hosts, we may not use -32768 */ -#define SHRT_MIN (-32767-1) +#define SHRT_MIN (-SHRT_MAX-1) #undef SHRT_MAX -#define SHRT_MAX 32767 +#define SHRT_MAX __SHRT_MAX__ /* Minimum and maximum values a `signed int' can hold. */ #ifndef __INT_MAX__ @@ -55,10 +58,10 @@ /* Maximum value an `unsigned short int' can hold. (Minimum is 0). */ #undef USHRT_MAX -#if INT_MAX < 65535 -#define USHRT_MAX 65535U +#if __SHRT_MAX__ == __INT_MAX__ +#define USHRT_MAX (SHRT_MAX * 2U + 1U) #else -#define USHRT_MAX 65535 +#define USHRT_MAX (SHRT_MAX * 2 + 1) #endif /* Maximum value an `unsigned int' can hold. (Minimum is 0). */ |