Remove redundant code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85668 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Utils/BasicBlockUtils.cpp b/lib/Transforms/Utils/BasicBlockUtils.cpp
index b6f00e24c73f07aeadb1978bf0d28b32c7cb56a0..e7f33d30b66c14ae93034e6fcd0b31dbca8d08b8 100644 (file)
--- a/lib/Transforms/Utils/BasicBlockUtils.cpp
+++ b/lib/Transforms/Utils/BasicBlockUtils.cpp
@@ -65,9 +65,6 @@ void llvm::DeleteDeadBlock(BasicBlock *BB) {
 /// when all entries to the PHI nodes in a block are guaranteed equal, such as
 /// when the block has exactly one predecessor.
 void llvm::FoldSingleEntryPHINodes(BasicBlock *BB) {
-  if (!isa<PHINode>(BB->begin()))
-    return;
-  
   while (PHINode *PN = dyn_cast<PHINode>(BB->begin())) {
     if (PN->getIncomingValue(0) != PN)
       PN->replaceAllUsesWith(PN->getIncomingValue(0));