1//===--- Lambda.h - Types for C++ Lambdas -----------------------*- C++ -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9///
10/// \file
11/// Defines several types used to describe C++ lambda expressions
12/// that are shared between the parser and AST.
13///
14//===----------------------------------------------------------------------===//
15
16
17#ifndef LLVM_CLANG_BASIC_LAMBDA_H
18#define LLVM_CLANG_BASIC_LAMBDA_H
19
20namespace clang {
21
22/// The default, if any, capture method for a lambda expression.
23enum LambdaCaptureDefault {
24 LCD_None,
25 LCD_ByCopy,
26 LCD_ByRef
27};
28
29/// The different capture forms in a lambda introducer
30///
31/// C++11 allows capture of \c this, or of local variables by copy or
32/// by reference. C++1y also allows "init-capture", where the initializer
33/// is an expression.
34enum LambdaCaptureKind {
35 LCK_This, ///< Capturing the \c *this object by reference
36 LCK_StarThis, /// < Capturing the \c *this object by copy
37 LCK_ByCopy, ///< Capturing by copy (a.k.a., by value)
38 LCK_ByRef, ///< Capturing by reference
39 LCK_VLAType ///< Capturing variable-length array type
40};
41
42} // end namespace clang
43
44#endif // LLVM_CLANG_BASIC_LAMBDA_H
45