[llvm-dwp] Use std::optional in llvm-dwp.cpp (NFC)

This is part of an effort to migrate from llvm::Optional to
std::optional:

https://discourse.llvm.org/t/deprecating-llvm-optional-x-hasvalue-getvalue-getvalueor/63716

1 files changed, 2 insertions, 1 deletions

diff --git a/llvm/tools/llvm-dwp/llvm-dwp.cpp b/llvm/tools/llvm-dwp/llvm-dwp.cpp
index 7378e82..0a2c1c1 100644
--- a/llvm/tools/llvm-dwp/llvm-dwp.cpp
+++ b/llvm/tools/llvm-dwp/llvm-dwp.cpp
@@ -29,6 +29,7 @@
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Support/ToolOutputFile.h"
+#include <optional>
 
 using namespace llvm;
 using namespace llvm::object;
@@ -187,7 +188,7 @@ int main(int argc, char **argv) {
   // Create the output file.
   std::error_code EC;
   ToolOutputFile OutFile(OutputFilename, EC, sys::fs::OF_None);
-  Optional<buffer_ostream> BOS;
+  std::optional<buffer_ostream> BOS;
   raw_pwrite_stream *OS;
   if (EC)
     return error(Twine(OutputFilename) + ": " + EC.message(), Context);