1 //===- PrettyDeclStackTrace.h - Stack trace for decl processing -*- 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 an llvm::PrettyStackTraceEntry object for showing
10 // that a particular declaration was being processed when a crash
11 // occurred.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_CLANG_AST_PRETTYDECLSTACKTRACE_H
16 #define LLVM_CLANG_AST_PRETTYDECLSTACKTRACE_H
17 
18 #include "clang/Basic/SourceLocation.h"
19 #include "llvm/Support/PrettyStackTrace.h"
20 
21 namespace clang {
22 
23 class ASTContext;
24 class Decl;
25 class SourceManager;
26 
27 /// PrettyDeclStackTraceEntry - If a crash occurs in the parser while
28 /// parsing something related to a declaration, include that
29 /// declaration in the stack trace.
30 class PrettyDeclStackTraceEntry : public llvm::PrettyStackTraceEntry {
31   ASTContext &Context;
32   Decl *TheDecl;
33   SourceLocation Loc;
34   const char *Message;
35 
36 public:
PrettyDeclStackTraceEntry(ASTContext & Ctx,Decl * D,SourceLocation Loc,const char * Msg)37   PrettyDeclStackTraceEntry(ASTContext &Ctx, Decl *D, SourceLocation Loc,
38                             const char *Msg)
39     : Context(Ctx), TheDecl(D), Loc(Loc), Message(Msg) {}
40 
41   void print(raw_ostream &OS) const override;
42 };
43 
44 }
45 
46 #endif
47