Teach reassociate that 0-X === X*-1
authorChris Lattner <sabre@nondot.org>
Sun, 8 May 2005 21:28:52 +0000 (21:28 +0000)
committerChris Lattner <sabre@nondot.org>
Sun, 8 May 2005 21:28:52 +0000 (21:28 +0000)
commitf33151aff008c40eec6435ddb7a5c9017b6acef9
treee00eae06c81fc40fe1efb673fb67d10808466644
parent4544d0218ae67852bec1cb3b73f014a44ed85b48
Teach reassociate that 0-X === X*-1

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21785 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/Reassociate.cpp