[PATCH] SCEV incorrectly marks certain expressions as nsw

Sanjoy Das sanjoy at playingwithpointers.com
Tue Feb 17 00:07:35 PST 2015

> I think the later check, which is what you have in this patch, preserves the original optimization (which unfortunately has no unit tests because it only affects LSR).

I'm not sure I understand what the "original optimization" is in this
context.  I assume the previous change you're talking about is this:
http://reviews.llvm.org/D7331 -- that's a separate fix as far as I can

-- Sanjoy

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