[llvm] Use std::nullopt instead of None in comments (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, 2 deletions

diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
index 565e232..228e094 100644
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -1681,8 +1681,8 @@ static void disassembleObject(const Target *TheTarget, ObjectFile &Obj,
                                   SectionAddr + Start, CommentStream);
 
         if (!Status) {
-          // If onSymbolStart returns None, that means it didn't trigger any
-          // interesting handling for this symbol. Try the other symbols
+          // If onSymbolStart returns std::nullopt, that means it didn't trigger
+          // any interesting handling for this symbol. Try the other symbols
           // defined at this address.
           continue;
         }