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Diffstat (limited to 'sysdeps/i386/bits/select.h')
-rw-r--r--sysdeps/i386/bits/select.h15
1 files changed, 8 insertions, 7 deletions
diff --git a/sysdeps/i386/bits/select.h b/sysdeps/i386/bits/select.h
index 8c9a5434b9..edcb562945 100644
--- a/sysdeps/i386/bits/select.h
+++ b/sysdeps/i386/bits/select.h
@@ -24,29 +24,30 @@
#if defined __GNUC__ && __GNUC__ >= 2
# define __FD_ZERO(fdsetp) \
- __asm__ __volatile__ ("cld ; rep ; stosl" \
- : "=m" (*(__fd_set *) (fdsetp)) \
+ __asm__ __volatile__ ("cld; rep; stosl" \
+ : "=m" (((__fd_mask *) \
+ (fdsetp))[__FDELT (__FD_SETSIZE)]) \
: "a" (0), "c" (sizeof (__fd_set) \
/ sizeof (__fd_mask)), \
"D" ((__fd_set *) (fdsetp)) \
:"cx","di")
# define __FD_SET(fd, fdsetp) \
__asm__ __volatile__ ("btsl %1,%0" \
- : "=m" (((__fd_set *) (fdsetp))[__FDELT (fd)]) \
+ : "=m" (((__fd_mask *) (fdsetp))[__FDELT (fd)]) \
: "r" (((int) (fd)) % __NFDBITS) \
: "cc")
# define __FD_CLR(fd, fdsetp) \
__asm__ __volatile__ ("btrl %1,%0" \
- : "=m" (((__fd_set *) (fdsetp))[__FDELT (fd)]) \
+ : "=m" (((__fd_mask *) (fdsetp))[__FDELT (fd)]) \
: "r" (((int) (fd)) % __NFDBITS) \
: "cc")
# define __FD_ISSET(fd, fdsetp) \
(__extension__ \
- ({unsigned int __result; \
- __asm__ __volatile__ ("btl %1,%2 ; setcb %b0; andl $1,%0" \
+ ({register char __result; \
+ __asm__ __volatile__ ("btl %1,%2 ; setcb %b0" \
: "=q" (__result) \
: "r" (((int) (fd)) % __NFDBITS), \
- "m" (((__fd_set *) (fdsetp))[__FDELT (fd)]) \
+ "m" (((__fd_mask *) (fdsetp))[__FDELT (fd)]) \
: "cc"); \
__result; }))