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Date: Mon, 24 Jul 2017 13:59:00 -0000
From: Marc Glisse <marc.glisse@inria.fr>
To: "Bin.Cheng" <amker.cheng@gmail.com>
cc: gcc-patches List <gcc-patches@gcc.gnu.org>,     Richard Biener <richard.guenther@gmail.com>
Subject: Re: [PATCH GCC][1/2]Feed bound computation to folder in loop split
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On Mon, 24 Jul 2017, Bin.Cheng wrote:

> But since definition of _197 isn't in current stmt sequence, call "o31
> = do_valueize (valueize, o31)" will return NULL.  As a result, it's
> not matched.

Wait, actually, how was your fold_build* version working? Why was the 
first addition "in the current generic tree" and why isn't it "in current 
stmt sequence"?

-- 
Marc Glisse