1 //===- PrettyDeclStackTrace.h - Stack trace for decl processing -*- 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 // This file defines an llvm::PrettyStackTraceEntry object for showing
11 // that a particular declaration was being processed when a crash
12 // occurred.
13 //
14 //===----------------------------------------------------------------------===//
15 
16 #ifndef LLVM_CLANG_SEMA_PRETTYDECLSTACKTRACE_H
17 #define LLVM_CLANG_SEMA_PRETTYDECLSTACKTRACE_H
18 
19 #include "clang/Basic/SourceLocation.h"
20 #include "llvm/Support/PrettyStackTrace.h"
21 
22 namespace clang {
23 
24 class Decl;
25 class Sema;
26 class SourceManager;
27 
28 /// PrettyDeclStackTraceEntry - If a crash occurs in the parser while
29 /// parsing something related to a declaration, include that
30 /// declaration in the stack trace.
31 class PrettyDeclStackTraceEntry : public llvm::PrettyStackTraceEntry {
32   Sema &S;
33   Decl *TheDecl;
34   SourceLocation Loc;
35   const char *Message;
36 
37 public:
PrettyDeclStackTraceEntry(Sema & S,Decl * D,SourceLocation Loc,const char * Msg)38   PrettyDeclStackTraceEntry(Sema &S, Decl *D, SourceLocation Loc,
39                             const char *Msg)
40     : S(S), TheDecl(D), Loc(Loc), Message(Msg) {}
41 
42   void print(raw_ostream &OS) const override;
43 };
44 
45 }
46 
47 #endif
48