diff options
Diffstat (limited to 'lib/Transforms/Scalar/LoopUnswitch.cpp')
-rw-r--r-- | lib/Transforms/Scalar/LoopUnswitch.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp index 767ea1d30e..e0fb4c614d 100644 --- a/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -569,7 +569,6 @@ void LoopUnswitch::EmitPreheaderBranchOnCondition(Value *LIC, Constant *Val, // Insert the new branch. BranchInst::Create(TrueDest, FalseDest, BranchVal, InsertPt); - } @@ -607,6 +606,10 @@ void LoopUnswitch::UnswitchTrivialCondition(Loop *L, Value *Cond, // insert the new conditional branch. EmitPreheaderBranchOnCondition(Cond, Val, NewExit, NewPH, OrigPH->getTerminator()); + if (DT) { + DT->changeImmediateDominator(NewExit, OrigPH); + DT->changeImmediateDominator(NewPH, OrigPH); + } LPM->deleteSimpleAnalysisValue(OrigPH->getTerminator(), L); OrigPH->getTerminator()->eraseFromParent(); |