diff --git a/llvm/lib/Transforms/Utils/LCSSA.cpp b/llvm/lib/Transforms/Utils/LCSSA.cpp index df6e603c0ba2..e90c30bba78e 100644 --- a/llvm/lib/Transforms/Utils/LCSSA.cpp +++ b/llvm/lib/Transforms/Utils/LCSSA.cpp @@ -190,14 +190,15 @@ bool LCSSA::ProcessInstruction(Instruction *Inst, for (Value::use_iterator UI = Inst->use_begin(), E = Inst->use_end(); UI != E; ++UI) { - BasicBlock *UserBB = cast(*UI)->getParent(); - if (PHINode *PN = dyn_cast(*UI)) + User *U = *UI; + BasicBlock *UserBB = cast(U)->getParent(); + if (PHINode *PN = dyn_cast(U)) UserBB = PN->getIncomingBlock(UI); if (InstBB != UserBB && !inLoop(UserBB)) UsesToRewrite.push_back(&UI.getUse()); } - + // If there are no uses outside the loop, exit with no change. if (UsesToRewrite.empty()) return false;