On 12/02/2011 06:35 AM, Richard Guenther wrote: > I see. As we do not explicitely model this dependency we probably > get lucky by the if (gimple_has_volatile_ops ()) bail-out; most > passes do.
What are you talking about? Of course we do.
> int
> read_dependence (const_rtx mem, const_rtx x)
> {
> return MEM_VOLATILE_P (x) && MEM_VOLATILE_P (mem);
> }
et al.
r~
