diff --git a/compat/bswap.h b/compat/bswap.h
index 279e0b48b15e091fc0ca975c3efbd461ab02c149..f3b8c44181776a99c3eb79e15542104d67001c9d 100644 (file)
--- a/compat/bswap.h
+++ b/compat/bswap.h
if (__builtin_constant_p(x)) { \
__res = default_swab32(x); \
} else { \
- __asm__("bswap %0" : "=r" (__res) : "0" (x)); \
+ __asm__("bswap %0" : "=r" (__res) : "0" ((uint32_t)(x))); \
} \
__res; })