[Libguestfs] [PATCH] mllib: cast integer pointers to intptr_t as intermediate step
Richard W.M. Jones
rjones at redhat.com
Wed Mar 29 18:17:59 UTC 2017
On Wed, Mar 29, 2017 at 06:57:16PM +0200, Pino Toscano wrote:
> This make sure there is no mismatch between the size of the integer
> value that Int64_val returns, and the size of the guestfs_h pointer.
>
> This should fix the warning on 32bit environments (and thus build, when
> --enable-werror is enabled).
> ---
> mllib/visit-c.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mllib/visit-c.c b/mllib/visit-c.c
> index b46dd33..b1c1216 100644
> --- a/mllib/visit-c.c
> +++ b/mllib/visit-c.c
> @@ -54,7 +54,7 @@ value
> guestfs_int_mllib_visit (value gv, value dirv, value fv)
> {
> CAMLparam3 (gv, dirv, fv);
> - guestfs_h *g = (guestfs_h *) Int64_val (gv);
> + guestfs_h *g = (guestfs_h *) (intptr_t) Int64_val (gv);
> struct visitor_function_wrapper_args args;
> /* The dir string could move around when we call the
> * visitor_function, so we have to take a full copy of it.
ACK.
Rich.
--
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