Re: redundant merges for GLR

[Joel E. Denny]

On Sun, 21 Aug 2005, Paul Eggert wrote:

> bug-bison would have been better

I'll do that next time.

> I'm a bit worried about the storage management for the deleted nodes
> (did you look into that?)

Yes.  I believe all SemanticOption's are pulled from nextFree of a
GLRStack.  That is, they come from the items array.  Thus, they should be
freed with the GLRStack even if they're removed from the SemanticOption's
next list.

> I installed this patch, which doesn't quite match yours exactly but
> which uses the same idea.

Seems the same modulo some variable cleanup.

Joel