On 06/19/2014 08:42 AM, Roman Bogorodskiy wrote: > Build with clang fails on virsh-host.c: > > virsh-host.c:323:53: error: cast from 'unsigned int *' to 'unsigned long long > *' increases required alignment from 4 to 8 [-Werror,-Wcast-align] > if (vshCommandOptScaledInt(cmd, "pagesize", (unsigned long long *) > pagesize, > > Fix that by casting pagesize to void* first. > --- > tools/virsh-host.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
NACK. pagesize is the wrong type. The correct fix is to use a
correctly-typed intermediate variable. I'll post my proposal shortly.
>
> diff --git a/tools/virsh-host.c b/tools/virsh-host.c
> index 2d6cb00..05e3fea 100644
> --- a/tools/virsh-host.c
> +++ b/tools/virsh-host.c
> @@ -320,7 +320,7 @@ cmdFreepages(vshControl *ctl, const vshCmd *cmd)
> }
>
> pagesize = vshMalloc(ctl, sizeof(*pagesize));
> - if (vshCommandOptScaledInt(cmd, "pagesize", (unsigned long long *)
> pagesize,
> + if (vshCommandOptScaledInt(cmd, "pagesize", (unsigned long long
> *)(void *) pagesize,
> 1, UINT_MAX) < 0) {
> vshError(ctl, "%s", _("page size has to be a number"));
> goto cleanup;
>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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