clang  10.0.0svn
LLVM.h
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1 //===--- LLVM.h - Import various common LLVM datatypes ----------*- 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 /// \file
10 /// Forward-declares and imports various common LLVM datatypes that
11 /// clang wants to use unqualified.
12 ///
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_CLANG_BASIC_LLVM_H
16 #define LLVM_CLANG_BASIC_LLVM_H
17 
18 // Do not proliferate #includes here, require clients to #include their
19 // dependencies.
20 // Casting.h has complex templates that cannot be easily forward declared.
21 #include "llvm/Support/Casting.h"
22 // None.h includes an enumerator that is desired & cannot be forward declared
23 // without a definition of NoneType.
24 #include "llvm/ADT/None.h"
25 
26 namespace llvm {
27  // ADT's.
28  class StringRef;
29  class Twine;
30  class VersionTuple;
31  template<typename T> class ArrayRef;
32  template<typename T> class MutableArrayRef;
33  template<typename T> class OwningArrayRef;
34  template<unsigned InternalLen> class SmallString;
35  template<typename T, unsigned N> class SmallVector;
36  template<typename T> class SmallVectorImpl;
37  template<typename T> class Optional;
38  template <class T> class Expected;
39 
40  template<typename T>
42 
43  // Reference counting.
44  template <typename T> class IntrusiveRefCntPtr;
45  template <typename T> struct IntrusiveRefCntPtrInfo;
46  template <class Derived> class RefCountedBase;
47 
48  class raw_ostream;
49  class raw_pwrite_stream;
50  // TODO: DenseMap, ...
51 }
52 
53 
54 namespace clang {
55  // Casting operators.
56  using llvm::isa;
57  using llvm::cast;
58  using llvm::dyn_cast;
59  using llvm::dyn_cast_or_null;
60  using llvm::cast_or_null;
61 
62  // ADT's.
63  using llvm::ArrayRef;
65  using llvm::None;
66  using llvm::Optional;
69  using llvm::SmallString;
70  using llvm::SmallVector;
72  using llvm::StringRef;
73  using llvm::Twine;
74  using llvm::VersionTuple;
75 
76  // Error handling.
77  using llvm::Expected;
78 
79  // Reference counting.
83 
84  using llvm::raw_ostream;
85  using llvm::raw_pwrite_stream;
86 } // end namespace clang.
87 
88 #endif
Specialize PointerLikeTypeTraits to allow LazyGenerationalUpdatePtr to be placed into a PointerUnion...
Definition: Dominators.h:30
bool isa(CodeGen::Address addr)
Definition: Address.h:111
Dataflow Directional Tag Classes.
U cast(CodeGen::Address addr)
Definition: Address.h:108