From: Chris Lattner <sabre@nondot.org>
Date: Fri, 12 Sep 2003 16:45:01 +0000 (+0000)
Subject: Make sure to cannonicalize loops before running indvar simplify
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a497748fb1a982d85ddef50894abb299c5df5ff2;p=oota-llvm.git

Make sure to cannonicalize loops before running indvar simplify


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8502 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/IndVarSimplify.cpp b/lib/Transforms/Scalar/IndVarSimplify.cpp
index c96eaf0f52b..814f452497e 100644
--- a/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -193,6 +193,7 @@ namespace {
     
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
       AU.addRequired<LoopInfo>();
+      AU.addRequiredID(LoopPreheadersID);
       AU.setPreservesCFG();
     }
   };