[NFC] BasicBlock: generalize replaceSuccessorsPhiUsesWith(), take Old bb

Thus it does not assume that the old basic block is the basic block
for which we are looking at successors.

Not reviewed, but seems rather trivial, in line with the rest of
previous few patches.

llvm-svn: 359997

1 files changed, 4 insertions, 0 deletions

diff --git a/llvm/include/llvm/IR/BasicBlock.h b/llvm/include/llvm/IR/BasicBlock.h
index c88b1b51014..69555af50e1 100644
--- a/llvm/include/llvm/IR/BasicBlock.h
+++ b/llvm/include/llvm/IR/BasicBlock.h
@@ -395,6 +395,10 @@ public:
   void replacePhiUsesWith(BasicBlock *Old, BasicBlock *New);
 
   /// Update all phi nodes in this basic block's successors to refer to basic
+  /// block \p New instead of basic block \p Old.
+  void replaceSuccessorsPhiUsesWith(BasicBlock *Old, BasicBlock *New);
+
+  /// Update all phi nodes in this basic block's successors to refer to basic
   /// block \p New instead of to it.
   void replaceSuccessorsPhiUsesWith(BasicBlock *New);