Simplify code by using value::takename

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34176 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 2 deletions

diff --git a/lib/Transforms/Scalar/TailRecursionElimination.cpp b/lib/Transforms/Scalar/TailRecursionElimination.cpp
index d2ec688b74..c1ce9d4d3d 100644
--- a/lib/Transforms/Scalar/TailRecursionElimination.cpp
+++ b/lib/Transforms/Scalar/TailRecursionElimination.cpp
@@ -360,8 +360,9 @@ bool TailCallElim::ProcessReturningBlock(ReturnInst *Ret, BasicBlock *&OldEntry,
   // create the new entry block, allowing us to branch back to the old entry.
   if (OldEntry == 0) {
     OldEntry = &F->getEntryBlock();
-    std::string OldName = OldEntry->getName(); OldEntry->setName("tailrecurse");
-    BasicBlock *NewEntry = new BasicBlock(OldName, F, OldEntry);
+    BasicBlock *NewEntry = new BasicBlock("", F, OldEntry);
+    NewEntry->takeName(OldEntry);
+    OldEntry->setName("tailrecurse");
     new BranchInst(OldEntry, NewEntry);
 
     // If this tail call is marked 'tail' and if there are any allocas in the