1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Instrumentation/ControlHeightReduction.cpp b/llvm/lib/Transforms/Instrumentation/ControlHeightReduction.cpp
index 901c5fc0..97cf583 100644
--- a/llvm/lib/Transforms/Instrumentation/ControlHeightReduction.cpp
+++ b/llvm/lib/Transforms/Instrumentation/ControlHeightReduction.cpp
@@ -1593,8 +1593,8 @@ static void insertTrivialPHIs(CHRScope *Scope,
         // Insert a trivial phi for I (phi [&I, P0], [&I, P1], ...) at
         // ExitBlock. Replace I with the new phi in UI unless UI is another
         // phi at ExitBlock.
-        PHINode *PN = PHINode::Create(I.getType(), pred_size(ExitBlock), "",
-                                      &ExitBlock->front());
+        PHINode *PN = PHINode::Create(I.getType(), pred_size(ExitBlock), "");
+        PN->insertBefore(ExitBlock->begin());
         for (BasicBlock *Pred : predecessors(ExitBlock)) {
           PN->addIncoming(&I, Pred);
         }