[SCEV] add no wrap flag for SCEVAddExpr.
authorChen Zheng <czhengsz@cn.ibm.com>
Thu, 18 Jul 2019 09:23:19 +0000 (09:23 +0000)
committerChen Zheng <czhengsz@cn.ibm.com>
Thu, 18 Jul 2019 09:23:19 +0000 (09:23 +0000)
commitc38e3efe27aa6be05a3689974f6a8c9d28c20ee2
tree8ddf1b4b87b8f7343136afcd18f2c1bb158a25cb
parent0b03429a9111562965fe7d467a8bac7ef8309900
[SCEV] add no wrap flag for SCEVAddExpr.
Differential Revision: https://reviews.llvm.org/D64868

llvm-svn: 366419
llvm/lib/Analysis/ScalarEvolution.cpp
llvm/test/Analysis/ScalarEvolution/limit-depth.ll
llvm/test/Analysis/ScalarEvolution/nsw.ll
llvm/test/Analysis/ScalarEvolution/trip-count12.ll
llvm/test/Analysis/ScalarEvolution/trip-count9.ll