Joe Buck wrote:
> On Thu, Dec 17, 2009 at 11:06:13AM -0800, Russell King - ARM Linux wrote:
> > On Thu, Dec 17, 2009 at 10:35:17AM -0800, Joe Buck wrote:
> > > Besides, didn't I see a whole bunch of kernel security patches related
> > > to null pointer dereferences lately? If page 0 can be mapped,
Russell King - ARM Linux wrote:
> Let me put it another way: I want this function to terminate with an
> explicit NULL pointer dereference in every case.
__builtin_trap cannot be used because the GCC manual says "The
mechanism used may vary from release to release so you should not rely
on any par
J.C. Pizarro wrote:
> IMHO, in the future, GCC as a base an experimal compiler IS NOT good
> because of enormeous complexities to design this optimizing compiler.
>
> My reasons to select a good base are:
>
> * the programming language to develop a complex optimizing compiler
> MUST TO be high-le
Dave Korn wrote:
> On 22 October 2007 19:32, skaller wrote:
>
> > On Mon, 2007-10-22 at 16:32 +0200, Paolo Bonzini wrote:
> >
> >> I don't know what you mean, but yes, there is value in going to SSA and
> >> back. SSA makes global optimization much easier, and that's the main
> >> improvement in