From: Bill Wendling <isanbard@gmail.com>
Date: Sat, 26 Mar 2011 09:32:07 +0000 (+0000)
Subject: Simplification noticed by Frits.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1a4d58af0923123b655a6c0c553c62a266e1ebbc;p=oota-llvm.git

Simplification noticed by Frits.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128333 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/DeadStoreElimination.cpp b/lib/Transforms/Scalar/DeadStoreElimination.cpp
index 7d957f06e7d..b948bed9d44 100644
--- a/lib/Transforms/Scalar/DeadStoreElimination.cpp
+++ b/lib/Transforms/Scalar/DeadStoreElimination.cpp
@@ -361,9 +361,8 @@ static bool isCompleteOverwrite(const AliasAnalysis::Location &Later,
   //
   //        |--earlier--|
   //    |-----  later  ------|
-  if ((EarlierOff == LaterOff && Earlier.Size <= Later.Size) ||
-      (EarlierOff > LaterOff &&
-       EarlierOff + Earlier.Size <= LaterOff + Later.Size))
+  if (EarlierOff >= LaterOff &&
+      EarlierOff + Earlier.Size <= LaterOff + Later.Size)
     return true;
 
   // Otherwise, they don't completely overlap.