[tree-ssa] CCP and non-destructive folding problems

[law@redhat.com]

In message <1046193890.1922.37.camel@shadowfax>, Diego Novillo writes:
 >On Tue, 2003-02-25 at 12:23, Diego Novillo wrote:
 >
 >> On Tue, 2003-02-25 at 12:20, law@redhat.com wrote:
 >> 
 >> > We're clearly missing some important cases in ccp_fold, namely the
 >> > truthops, let's get that fixed, then see if there's anything
 >> > important still missing (sans builtins, which are a complete issue
 >> > unto themselves.).
 >> > 
 >> Oh, that and builtins are fixed by the patch I sent you already.  That's
 >> why I mentioned them.  Those are the two that I caught initially.
 >> 
 >Well, "fixed" is too strong a term.  I clearly didn't fix anything, as
 >the patch does not bootstrap :)
I'll poke at them.  I'll probably start with the truth ops since I'm
still pondering how builtins and the tree-ssa code should work together.

Jeff