[cfe-dev] one of the example program doesn't compiling

[Robert Ankeney]

Updated versions of this tutorial can be found at:
https://github.com/loarabia/Clang-tutorial

Robert

>
>
> Hi all,
> I tried this tutorial (http://amnoid.de/tmp/clangtut/tut.html) and
> compile the code, but I am getting some errors.
> PPContext.h.-----------------
> #ifndef PP_CONTEXT#define PP_CONTEXT
> #include <string.h>
> using namespace std;
> #include "clang/Frontend/CompilerInstance.h"
> #include <llvm/Config/config.h>
> #include <clang/Basic/Diagnostic.h>#include
> <clang/Basic/TargetInfo.h>#include <clang/Basic/SourceManager.h>#include
> <clang/Basic/FileManager.h>
> #include <clang/Lex/HeaderSearch.h>#include <clang/Lex/Preprocessor.h>
> #include <clang/Frontend/TextDiagnosticPrinter.h>
> using namespace clang;
> struct PPContext {  // Takes ownership of client.
>  PPContext(clang::DiagnosticClient* client = 0,            const
> std::string& triple = LLVM_HOSTTRIPLE)    : diagClient(client == 0?new
> clang::TextDiagnosticPrinter:client),      diags(diagClient),
>  target(clang::TargetInfo::CreateTargetInfo(triple)),      headers(fm),
>  pp(diags, opts, *target, sm, headers)  {    // Configure warnings to be
> similar to what command-line `clang` outputs    // (see tut03).    // XXX:
> move warning initialization to libDriver    using namespace clang;
>  diags.setDiagnosticMapping(diag::warn_pp_undef_identifier,diag::MAP_IGNORE);
>  }
>   ~PPContext()  {    delete diagClient;    delete target;  }
>   clang::DiagnosticClient* diagClient;  clang::Diagnostic diags;
>  clang::LangOptions opts;  clang::TargetInfo* target;  clang::SourceManager
> sm;  clang::FileManager fm;  clang::HeaderSearch headers;
>  clang::Preprocessor pp;};
> #endif
> tut01_pp.cpp------------------
> #include "PPContext.h"
> int main(){  //PPContext context;}
>
> Here I tried to compile the code :
> g++ -I/home/krish/llvm/build/include
> -I/home/krish/llvm/tools/clang/include
> `/home/krish/llvm/build/Release+Asserts/bin/llvm-config -cxxflags`
> -fno-rtti -c tut01_pp.cpp -std=gnu++11 -D__STDC_CONSTANT_MACROS
> -D__STDC_LIMIT_MACROSD -D__STDC_LIMIT_MACROS
> But I am getting following error message :
> In file included from tut01_pp.cpp:1:0:PPContext.h:48:30: error: expected
> ?)? before ?client?PPContext.h:69:3: error: ?DiagnosticClient? in namespace
> ?clang? does not name a typePPContext.h: In destructor
> ?PPContext::~PPContext()?:PPContext.h:65:12: error: ?diagClient? was not
> declared in this scope
> Could you please help me with this error.
> Thank-You
> Krish
>
>
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