Hi,
On Wed, Feb 24, 2016 at 10:47 AM, James Almer <jamr...@gmail.com> wrote:
> On 2/24/2016 12:13 PM, Ronald S. Bultje wrote:
> > Hi,
> >
> > On Tue, Feb 23, 2016 at 8:40 PM, James Almer <jamr...@gmail.com> wrote:
> >
> >> Tested on x86 and benched with no apparent speed loss
> >
> >
> > That's because x86 supports unaligned loads.
> >
> > How come you get unaligned loads? Shouldn't this prevent it?
> >
> > - if (HAVE_BIGENDIAN || (!HAVE_FAST_UNALIGNED && ((intptr_t)src &
> 3))) {
> > + if (!HAVE_FAST_UNALIGNED && ((intptr_t)src & 3)) {
> > while (src < end) {
> > memcpy(ctx->block, src, 64);
> > body(ctx->ABCD, (uint32_t *) ctx->block, 1);
> >
> > Ronald
>
> That code is never compiled/executed on x86 because HAVE_FAST_UNALIGNED is
> 1
> there.
So then I don't understand what ubsan is complaining about? Maybe
HAVE_FAST_UNALIGNED should be disabled when running under ubsan?
Ronald
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