Have SCEV turn sext(x) into zext(x) when x is s>= 0. This applies many times in
commitdc13c1da49a5d7af8526ef2e0d338e047841e3b6
authorNick Lewycky <nicholas@mxc.ca>
Sat, 22 Jan 2011 22:06:21 +0000 (22 22:06 +0000)
committerNick Lewycky <nicholas@mxc.ca>
Sat, 22 Jan 2011 22:06:21 +0000 (22 22:06 +0000)
treeb65faf512a3f5705bd4324466bd1ac5a680cb3d5
parented98548c5443beb85e41ce07604b0047d48c58b6
Have SCEV turn sext(x) into zext(x) when x is s>= 0. This applies many times in
"make check" alone.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124046 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Analysis/ScalarEvolution.cpp