LLVM
15.0.0git
include
llvm
ADT
identity.h
Go to the documentation of this file.
1
//===- llvm/ADT/Identity.h - Provide std::identity from C++20 ---*- C++ -*-===//
2
//
3
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4
// See https://llvm.org/LICENSE.txt for license information.
5
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6
//
7
//===----------------------------------------------------------------------===//
8
//
9
// This file provides an implementation of std::identity from C++20.
10
//
11
// No library is required when using these functions.
12
//
13
//===----------------------------------------------------------------------===//
14
15
#ifndef LLVM_ADT_IDENTITY_H
16
#define LLVM_ADT_IDENTITY_H
17
18
19
namespace
llvm
{
20
21
template
<
class
Ty>
struct
identity
{
22
using
argument_type
= Ty;
23
24
Ty &
operator()
(Ty &
self
)
const
{
25
return
self
;
26
}
27
const
Ty &
operator()
(
const
Ty &
self
)
const
{
28
return
self
;
29
}
30
};
31
32
}
// end namespace llvm
33
34
#endif // LLVM_ADT_IDENTITY_H
llvm::identity::operator()
const Ty & operator()(const Ty &self) const
Definition:
identity.h:27
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition:
AddressRanges.h:17
llvm::identity::operator()
Ty & operator()(Ty &self) const
Definition:
identity.h:24
llvm::identity< unsigned >::argument_type
unsigned argument_type
Definition:
identity.h:22
llvm::identity
Definition:
identity.h:21
Generated on Wed Jul 20 2022 15:27:12 for LLVM by
1.8.17