1 files changed, 0 insertions, 12 deletions
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp
index c1735f7..1115b0b 100644
--- a/llvm/lib/Transforms/Utils/Local.cpp
+++ b/llvm/lib/Transforms/Utils/Local.cpp
@@ -1090,18 +1090,6 @@ bool llvm::TryToSimplifyUncondBranchFromEmptyBlock(BasicBlock *BB,
     }
   }
 
-  // We cannot fold the block if it's a branch to an already present callbr
-  // successor because that creates duplicate successors.
-  for (BasicBlock *PredBB : predecessors(BB)) {
-    if (auto *CBI = dyn_cast<CallBrInst>(PredBB->getTerminator())) {
-      if (Succ == CBI->getDefaultDest())
-        return false;
-      for (unsigned i = 0, e = CBI->getNumIndirectDests(); i != e; ++i)
-        if (Succ == CBI->getIndirectDest(i))
-          return false;
-    }
-  }
-
   LLVM_DEBUG(dbgs() << "Killing Trivial BB: \n" << *BB);
 
   SmallVector<DominatorTree::UpdateType, 32> Updates;