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      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:
     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