int main(int argc, const char** argv)
{
    llvm::LLVMContext c;
    clang::CompilerInstance CI;
    llvm::Module m("", c);
    clang::EmitLLVMOnlyAction emit(&c);
    emit.setLinkModule(&m);

    std::string errors;
    llvm::raw_string_ostream error_stream(errors);
    clang::DiagnosticOptions diagopts;
    clang::TextDiagnosticPrinter printer(error_stream, &diagopts);
    llvm::IntrusiveRefCntPtr<clang::DiagnosticIDs> diagids(new clang::DiagnosticIDs);
    clang::DiagnosticsEngine engine(diagids, &diagopts, &printer, false);
    CI.setDiagnostics(&engine);

    clang::TargetOptions target;
    target.Triple = llvm::sys::getDefaultTargetTriple();
    CI.setTarget(clang::TargetInfo::CreateTargetInfo(engine, &target));

    /*auto preprocopts = llvm::IntrusiveRefCntPtr<clang::PreprocessorOptions>(new clang::PreprocessorOptions);
    clang::LangOptions langopts;

    auto hsopts = llvm::IntrusiveRefCntPtr<clang::HeaderSearchOptions>(new clang::HeaderSearchOptions);
    clang::HeaderSearch hs(hsopts, CI.getFileManager(), CI.getDiagnostics(), langopts, &CI.getTarget());

    auto p = new clang::Preprocessor(preprocopts, engine, langopts, &CI.getTarget(), CI.getSourceManager(), hs, CI);
    CI.setPreprocessor(p);
    CI.createASTContext();

    clang::SemaConsumer* cons = new clang::SemaConsumer();

    CI.setASTConsumer(cons);
    llvm::raw_null_ostream empty;
    clang::PrintingCodeCompleteConsumer print(CodeCompleteOptions(), empty);
    clang::Sema s(*p, CI.getASTContext(), CI.getASTConsumer(), clang::TranslationUnitKind::TU_Complete, &print);
    CI.setSema(&s);
    cons->InitializeSema(CI.getSema());*/
    CI.getHeaderSearchOpts().AddPath(
        "D:\\Backups\\unsorted\\x86_64-w64-mingw32-gcc-4.7.0-release-win64_rubenvb\\mingw64\\x86_64-w64-mingw32\\include",
        clang::frontend::IncludeDirGroup::System,
        false,
        false,
        false
    );
    CI.getLangOpts().CPlusPlus0x = true;
    CI.getLangOpts().CPlusPlus = true;

    clang::FrontendInputFile f("main.cpp", clang::InputKind::IK_CXX, true);
    emit.BeginSourceFile(CI, f);

    CI.getPreprocessor().setMacroInfo(CI.getPreprocessor().getIdentifierInfo("__x86_64"), CI.getPreprocessor().AllocateMacroInfo(clang::SourceLocation()));

    emit.Execute();
    auto sema = CI.takeSema();
    auto ast = &CI.getASTContext();
    CI.resetAndLeakASTContext();
    emit.EndSourceFile();

    emit.takeModule();
    auto identinfo = CI.getPreprocessor().getIdentifierInfo("WriteConsoleW");
    clang::LookupResult lr(*sema, clang::DeclarationName(identinfo), clang::SourceLocation(), clang::Sema::LookupNameKind::LookupOrdinaryName);
    auto result = sema->LookupName(lr, sema->TUScope);

    std::string temp;
    llvm::raw_string_ostream out(temp);
    ast->createMangleContext()->mangleName(lr.getFoundDecl(), out);
    auto fun = m.getFunction(temp);

    std::cout << fun->getName().str();

	return 0;
}