[llvm] r204434 - [Constant Hoisting] Lazily compute the idom and cache the result.

[Juergen Ributzka]

I had some code that used it before, but it looks like I deleted that when I cleaned it up.
Yeah, this change is pretty pointless now. I will revert it.

-Juergen

On Apr 2, 2014, at 6:26 PM, Eric Christopher <echristo at gmail.com> wrote:

> So, why the change then? :)
> 
> -eric
>