diff options
Diffstat (limited to 'src/gallium/auxiliary/util/u_math.h')
| -rw-r--r-- | src/gallium/auxiliary/util/u_math.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h index b5e06630a60..b0f0e3dbb8e 100644 --- a/src/gallium/auxiliary/util/u_math.h +++ b/src/gallium/auxiliary/util/u_math.h @@ -731,7 +731,8 @@ util_bitcount(unsigned n) static INLINE uint32_t util_bswap32(uint32_t n) { -#if defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 403) +/* We need the gcc version checks for non-autoconf build system */ +#if defined(HAVE___BUILTIN_BSWAP32) || (defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 403)) return __builtin_bswap32(n); #else return (n >> 24) | |