>>> On 24.09.18 at 15:00, <andrew.coop...@citrix.com> wrote: > For at least "gcc (Ubuntu 5.4.0-6ubuntu1~16.04.10) 5.4.0 20160609", the > typecast of buf triggers a Variable Length Array warning. > > Alter the asm expression to avoid the typecast, which necessitates the > introduction of a memory clobber as the compiler can no longer identify > the total quantity of written memory.
I dislike this, but what do you do. Would be quite helpful though to have a comment there, or else I might be tempted to undo the memory clobber in a couple of months/years time. Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel
