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-rw-r--r--llvm/lib/Transforms/Scalar/LoopUnswitch.cpp13
1 files changed, 3 insertions, 10 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
index 6bf8affcb2f..c78462f1d3f 100644
--- a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
@@ -769,16 +769,9 @@ void LoopUnswitch::SplitExitEdges(Loop *L,
// Although SplitBlockPredecessors doesn't preserve loop-simplify in
// general, if we call it on all predecessors of all exits then it does.
- if (!ExitBlock->isLandingPad()) {
- SplitBlockPredecessors(ExitBlock, Preds, ".us-lcssa",
- /*AliasAnalysis*/ nullptr, DT, LI,
- /*PreserveLCSSA*/ true);
- } else {
- SmallVector<BasicBlock*, 2> NewBBs;
- SplitLandingPadPredecessors(ExitBlock, Preds, ".us-lcssa", ".us-lcssa",
- NewBBs, /*AliasAnalysis*/ nullptr, DT, LI,
- /*PreserveLCSSA*/ true);
- }
+ SplitBlockPredecessors(ExitBlock, Preds, ".us-lcssa",
+ /*AliasAnalysis*/ nullptr, DT, LI,
+ /*PreserveLCSSA*/ true);
}
}
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