diff options
Diffstat (limited to 'xorg-server/include/misc.h')
| -rw-r--r-- | xorg-server/include/misc.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/xorg-server/include/misc.h b/xorg-server/include/misc.h index 1fea73ec3..dc039113d 100644 --- a/xorg-server/include/misc.h +++ b/xorg-server/include/misc.h @@ -261,14 +261,16 @@ version_compare(uint16_t a_major, uint16_t a_minor, #define SwapRestL(stuff) \ SwapLongs((CARD32 *)(stuff + 1), LengthRestL(stuff)) -#ifdef __GNUC__ +#if defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) void __attribute__((error("wrong sized variable passed to swap"))) wrong_size(void); #else static inline void wrong_size(void) { } +#endif -static inline void __builtin_constant_p(int x) +#if !(defined(__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C < 0x590))) +static inline int __builtin_constant_p(int x) { return 0; } @@ -277,7 +279,7 @@ static inline void __builtin_constant_p(int x) /* byte swap a 32-bit value */ static inline void swap_uint32(uint32_t *x) { - char n = ((char *) &x)[0]; + char n = ((char *) x)[0]; ((char *) x)[0] = ((char *) x)[3]; ((char *) x)[3] = n; n = ((char *) x)[1]; |