1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/MBFIWrapper.cpp b/llvm/lib/CodeGen/MBFIWrapper.cpp
index efebb18c9908..5b388be27839 100644
--- a/llvm/lib/CodeGen/MBFIWrapper.cpp
+++ b/llvm/lib/CodeGen/MBFIWrapper.cpp
@@ -11,9 +11,9 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/ADT/Optional.h"
 #include "llvm/CodeGen/MachineBlockFrequencyInfo.h"
 #include "llvm/CodeGen/MBFIWrapper.h"
+#include <optional>
 
 using namespace llvm;
 
@@ -31,7 +31,7 @@ void MBFIWrapper::setBlockFreq(const MachineBasicBlock *MBB,
   MergedBBFreq[MBB] = F;
 }
 
-Optional<uint64_t>
+std::optional<uint64_t>
 MBFIWrapper::getBlockProfileCount(const MachineBasicBlock *MBB) const {
   auto I = MergedBBFreq.find(MBB);