Require IVUsers after LCSSA, since LCSSA does not preserve IVUsers.

This results in the pass manager running IVUsers only once for
indvars, instead of twice.

llvm-svn: 75633

1 files changed, 3 insertions, 3 deletions

diff --git a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
index 911545d86f3..9fb4d6bd537 100644
--- a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -82,15 +82,15 @@ namespace {
 
    virtual void getAnalysisUsage(AnalysisUsage &AU) const {
      AU.addRequired<DominatorTree>();
+     AU.addRequired<LoopInfo>();
      AU.addRequired<ScalarEvolution>();
      AU.addRequiredID(LoopSimplifyID);
-     AU.addRequired<LoopInfo>();
-     AU.addRequired<IVUsers>();
      AU.addRequiredID(LCSSAID);
+     AU.addRequired<IVUsers>();
      AU.addPreserved<ScalarEvolution>();
      AU.addPreservedID(LoopSimplifyID);
-     AU.addPreserved<IVUsers>();
      AU.addPreservedID(LCSSAID);
+     AU.addPreserved<IVUsers>();
      AU.setPreservesCFG();
    }