Request LCSSA after LoopSimplify. This fixes a problem in which the
PassManager was scheduling LCSSA before LoopSimplify, which does not
preserve LCSSA.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74661 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/IndVarSimplify.cpp b/lib/Transforms/Scalar/IndVarSimplify.cpp
index 27e377f..577d3cc 100644
--- a/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -82,10 +82,10 @@
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<DominatorTree>();
AU.addRequired<ScalarEvolution>();
- AU.addRequiredID(LCSSAID);
AU.addRequiredID(LoopSimplifyID);
AU.addRequired<LoopInfo>();
AU.addRequired<IVUsers>();
+ AU.addRequiredID(LCSSAID);
AU.addPreserved<ScalarEvolution>();
AU.addPreservedID(LoopSimplifyID);
AU.addPreserved<IVUsers>();