vendor/llvm/llvm-trunk-r241361

1 files changed, 3 insertions, 6 deletions

diff --git a/lib/CodeGen/TailDuplication.cpp b/lib/CodeGen/TailDuplication.cpp
index 164badd29381..237460cd9051 100644
--- a/lib/CodeGen/TailDuplication.cpp
+++ b/lib/CodeGen/TailDuplication.cpp
@@ -125,7 +125,7 @@ namespace {
   };
 
   char TailDuplicatePass::ID = 0;
-} // namespace
+}
 
 char &llvm::TailDuplicateID = TailDuplicatePass::ID;
 
@@ -627,11 +627,8 @@ TailDuplicatePass::isSimpleBB(MachineBasicBlock *TailBB) {
     return false;
   if (TailBB->pred_empty())
     return false;
-  MachineBasicBlock::iterator I = TailBB->begin();
-  MachineBasicBlock::iterator E = TailBB->end();
-  while (I != E && I->isDebugValue())
-    ++I;
-  if (I == E)
+  MachineBasicBlock::iterator I = TailBB->getFirstNonDebugInstr();
+  if (I == TailBB->end())
     return true;
   return I->isUnconditionalBranch();
 }