RFD: C2: Poor code quality for Unsafe

[Andrew Haley]

On 28/07/16 11:10, Paul Sandoz wrote:

> It would be good to talk with Roland about this, as he implemented
> some improvements to the addressing calculations for Unsafe access
> for arrays and heap buffers.

I already did, when I started this.  It's pretty clear that the long
arithmetic means that the X2P doesn't get canonicalized; the only
issue in my mind is how best to fix it.

Andrew.