RFR(S) 8016157: During CTW: C2: assert(!def_outside->member(r)) failed: Use of external LRG overlaps the same LRG defined in this block

[Vladimir Kozlov]

On 6/10/13 11:46 AM, Roland Westrelin wrote:
> A comment why this:
>
>   538
>   539   if (is_ideal_negD()) {
>   540     return false;
>   541   }
>
> is here would be nice.
>
> Also why is it better to filter out NegDNodes in the adlc rather than in MachNode::rematerialize()?

It was my suggestion. Why mark a node as rematerializable if we never 
rematerialize it?

Vladimir

>
> Roland.
>