IVOPT improvement patch

[H.J. Lu]

On Wed, Jul 28, 2010 at 9:32 PM, Xinliang David Li <davidxl@google.com> wrote:
> The attached patch should fix the problem -- it reverts a small part
> of the last patch that is needed for fixing sixtrack performance
> regression caused by wrong iv-use costs because address offset range
> is conservatively computed. I will revert the change first and
> investigate better fix (Suggestions are welcome).
>

Since "gcc -m32" works on Linux/x86-64 and goes into an infinite loop,
it sounds like a HOST_WIDE_INT issue.


-- 
H.J.