From adfe72b33cb753c2e00437099e2412c6eaa5c6cc Mon Sep 17 00:00:00 2001
From: Andrew Trick <atrick@apple.com>
Date: Thu, 13 Oct 2011 17:06:38 +0000
Subject: [PATCH] Slightly more useful tracing.

llvm-svn: 141867
---
 llvm/lib/Analysis/IVUsers.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/Analysis/IVUsers.cpp b/llvm/lib/Analysis/IVUsers.cpp
index e5f0a77ab67d..d0ca8920ab9f 100644
--- a/llvm/lib/Analysis/IVUsers.cpp
+++ b/llvm/lib/Analysis/IVUsers.cpp
@@ -146,7 +146,8 @@ bool IVUsers::AddUsersIfInteresting(Instruction *I) {
                                    ISE, User, I,
                                    NewUse.PostIncLoops,
                                    *SE, *DT);
-      DEBUG(dbgs() << "   NORMALIZED TO: " << *ISE << '\n');
+      DEBUG(if (SE->getSCEV(I) != ISE)
+              dbgs() << "   NORMALIZED TO: " << *ISE << '\n');
     }
   }
   return true;