llvm-project/llvm/lib/Support/Optional.cpp
Kazu Hirata 934942c033 [llvm] Don't include Optional.h (NFC)
These source files no longer use Optional<T>, so they do not need to
include Optional.h.

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
2022-12-06 22:34:50 -08:00

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//===- Optional.cpp - Optional values ---------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/raw_ostream.h"
llvm::raw_ostream &llvm::operator<<(raw_ostream &OS, std::nullopt_t) {
return OS << "None";
}