On Tue, Sep 18, 2012 at 2:12 PM, Roland McGrath <roland@hack.frob.com> wrote: > The x86_64 THREAD_SETMEM casts its third argument to uint64_t when the > field is 64 bits wide. So how does a problem arise in practice? > We need to add cast to i386 THREAD_SETMEM. -- H.J.