[Bug tree-optimization/37795] if-combine doesn't optimize != after >= test

Andrew Pinski pinskia@gmail.com
Sun Oct 12 20:47:00 GMT 2008


On Sun, Oct 12, 2008 at 1:40 PM, rguenther at suse dot de
<gcc-bugzilla@gcc.gnu.org> wrote:
> No.  ifcombine only combines on the CFG, in PR28685 we are dealing
> with a CFG-less opportunity.

Well it depends really.  As on some targets it has a CFG based ||/&&
depending on BRANCH_COST.

Thanks,
Andrew Pinski



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