[Mem2Reg] Use llvm::count instead of std::count (NFC)

diff --git a/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp b/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
index 36f3787..a59e8ec 100644 (file)
--- a/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
+++ b/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
@@ -907,7 +907,7 @@ NextIteration:
       // operands so far.  Remember this count.
       unsigned NewPHINumOperands = APN->getNumOperands();
 
-      unsigned NumEdges = std::count(succ_begin(Pred), succ_end(Pred), BB);
+      unsigned NumEdges = llvm::count(successors(Pred), BB);
       assert(NumEdges && "Must be at least one edge from Pred to BB!");
 
       // Add entries for all the phis.