commit 37f145c55ba229e3a4c58d0e80077e3dd4bb0ef8
author Dan Gohman <gohman@apple.com> Wed Jun 30 06:09:46 2010 +0000
committer Dan Gohman <gohman@apple.com> Wed Jun 30 06:09:46 2010 +0000
tree 1256c4f474e4dfd64f3e887550e9f02adbe0d73b
parent 558ce124eb9787beae314effe12b3c17568625e1

Simplify.

llvm-svn: 107248

llvm/lib/Analysis/ScalarEvolutionExpander.cpp

diff --git a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp
index 2f7f73e..99b4a40 100644
--- a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp
+++ b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp
@@ -1101,8 +1101,7 @@
   }
 
   // {0,+,1} --> Insert a canonical induction variable into the loop!
-  if (S->isAffine() &&
-      S->getOperand(1) == SE.getConstant(Ty, 1)) {
+  if (S->isAffine() && S->getOperand(1)->isOne()) {
     // If there's a canonical IV, just use it.
     if (CanonicalIV) {
       assert(Ty == SE.getEffectiveSCEVType(CanonicalIV->getType()) &&