From 3ff13affda01f263b87eee0dfad166b6dcf11523 Mon Sep 17 00:00:00 2001 From: Dan Gohman Date: Tue, 20 Jul 2010 00:57:18 +0000 Subject: Minor code simplification. llvm-svn: 108793 --- llvm/lib/Analysis/ScalarEvolutionNormalization.cpp | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'llvm/lib') diff --git a/llvm/lib/Analysis/ScalarEvolutionNormalization.cpp b/llvm/lib/Analysis/ScalarEvolutionNormalization.cpp index 563fd2fa96e..565b6f3507c 100644 --- a/llvm/lib/Analysis/ScalarEvolutionNormalization.cpp +++ b/llvm/lib/Analysis/ScalarEvolutionNormalization.cpp @@ -50,13 +50,10 @@ static bool IVUseShouldUsePostIncValue(Instruction *User, Instruction *IV, // Look at all of the uses of IV by the PHI node. If any use corresponds to // a block that is not dominated by the latch block, give up and use the // preincremented value. - unsigned NumUses = 0; for (unsigned i = 0, e = PN->getNumIncomingValues(); i != e; ++i) - if (PN->getIncomingValue(i) == IV) { - ++NumUses; - if (!DT->dominates(LatchBlock, PN->getIncomingBlock(i))) - return false; - } + if (PN->getIncomingValue(i) == IV && + !DT->dominates(LatchBlock, PN->getIncomingBlock(i))) + return false; // Okay, all uses of IV by PN are in predecessor blocks that really are // dominated by the latch block. Use the post-incremented value. -- cgit v1.2.3