Andrew Trick 78fe4d62fb Clarify SCEV comments.
We handle for(i=n; i>0; i -= s) by canonicalizing within SCEV to for(i=-n; i<0; i += s).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193147 91177308-0d34-0410-b5e6-96231b3b80d8
2013-10-22 05:09:40 +00:00
..
2013-10-22 05:09:40 +00:00
2013-10-22 00:22:39 +00:00
2013-09-10 23:22:56 +00:00
2013-10-18 23:07:01 +00:00