On Wed, Jul 25, 2007 at 10:22:15AM -0700, H. Peter Anvin wrote:
> >> So we might as well keep the loop, since both are two-byte instructions
> >> that tell gcc that it will never continue.
> >
> > Umm... Actually, we might be able to do something like
> > {
> > l: __builtin_trap();
> > static struct ... v __attribute__((section(...))) = { &&l, n, file };
> > }
> >
> > except that it would need block-local labels and those are ugly (so's
> > &&<label>, while we are at it)...
>
> I thought gcc was buggy when it came to passing &&labels to assembly.
Where do you see passing &&<label> to assembly? More interesting question
is whether gcc believes it to be const...
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
