clang  9.0.0svn
SemaConsumer.h
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1 //===--- SemaConsumer.h - Abstract interface for AST semantics --*- 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 defines the SemaConsumer class, a subclass of
10 // ASTConsumer that is used by AST clients that also require
11 // additional semantic analysis.
12 //
13 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_CLANG_SEMA_SEMACONSUMER_H
15 #define LLVM_CLANG_SEMA_SEMACONSUMER_H
16 
17 #include "clang/AST/ASTConsumer.h"
18 
19 namespace clang {
20  class Sema;
21 
22  /// An abstract interface that should be implemented by
23  /// clients that read ASTs and then require further semantic
24  /// analysis of the entities in those ASTs.
25  class SemaConsumer : public ASTConsumer {
26  virtual void anchor();
27  public:
29  ASTConsumer::SemaConsumer = true;
30  }
31 
32  /// Initialize the semantic consumer with the Sema instance
33  /// being used to perform semantic analysis on the abstract syntax
34  /// tree.
35  virtual void InitializeSema(Sema &S) {}
36 
37  /// Inform the semantic consumer that Sema is no longer available.
38  virtual void ForgetSema() {}
39 
40  // isa/cast/dyn_cast support
41  static bool classof(const ASTConsumer *Consumer) {
42  return Consumer->SemaConsumer;
43  }
44  };
45 }
46 
47 #endif
static bool classof(const ASTConsumer *Consumer)
Definition: SemaConsumer.h:41
ASTConsumer - This is an abstract interface that should be implemented by clients that read ASTs...
Definition: ASTConsumer.h:33
An abstract interface that should be implemented by clients that read ASTs and then require further s...
Definition: SemaConsumer.h:25
virtual void ForgetSema()
Inform the semantic consumer that Sema is no longer available.
Definition: SemaConsumer.h:38
Sema - This implements semantic analysis and AST building for C.
Definition: Sema.h:312
virtual void InitializeSema(Sema &S)
Initialize the semantic consumer with the Sema instance being used to perform semantic analysis on th...
Definition: SemaConsumer.h:35
Dataflow Directional Tag Classes.