path: root/mutator-lvl0.cpp

/*first line intentionally left blank.*/
/*code structure inspired by Eli Bendersky's tutorial on Rewriters.*/
/**********************************************************************************************************************/
/*included modules*/
/*project headers*/
#include "mutator_aux.h"
#include "tinyxml2/tinyxml2.h"
/*standard headers*/
#include <string>
#include <iostream>
#include <cassert>
#include <vector>
/*LLVM headers*/
#include "clang/AST/AST.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/ASTMatchers/ASTMatchers.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Frontend/CompilerInstance.h"
#include "clang/Frontend/FrontendActions.h"
#include "clang/Lex/Lexer.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/Lex/PPCallbacks.h"
#include "clang/Tooling/CommonOptionsParser.h"
#include "clang/Tooling/Tooling.h"
#include "clang/Rewrite/Core/Rewriter.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/IR/Function.h"
/**********************************************************************************************************************/
/*used namespaces*/
using namespace llvm;
using namespace clang;
using namespace clang::ast_matchers;
using namespace clang::driver;
using namespace clang::tooling;
/**********************************************************************************************************************/
/*global vars*/
Devi::XMLReport XMLDocOut;

std::vector<SourceLocation> MacroDefSourceLocation;
std::vector<SourceLocation> MacroUndefSourceLocation;
std::vector<std::string> MacroNameString;

static llvm::cl::OptionCategory MatcherSampleCategory("Matcher Sample");
/**********************************************************************************************************************/
class MCForCmpless : public MatchFinder::MatchCallback {
public:
  MCForCmpless (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::ForStmt>("mcfor") != nullptr)
    {
      const ForStmt *FS = MR.Nodes.getNodeAs<clang::ForStmt>("mcfor");

      SourceLocation SL = FS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

#if 0
      std::cout << "14.8 : " << "\"For\" statement has no braces {}: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;
#endif
    }
    else
    {
      std::cout << "matcher -mcfor- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCWhileCmpless : public MatchFinder::MatchCallback {
public:
  MCWhileCmpless (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::WhileStmt>("mcwhile") != nullptr)
    {
      const WhileStmt *WS = MR.Nodes.getNodeAs<clang::WhileStmt>("mcwhile");

      SourceLocation SL = WS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

#if 0
      std::cout << "14.8 : " << "\"While\" statement has no braces {}: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;
#endif
    }
    else
    {
      std::cout << "matcher -mcwhile- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCElseCmpless : public MatchFinder::MatchCallback {
public:
  MCElseCmpless (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::IfStmt>("mcelse") != nullptr)
    {
      const IfStmt *IS = MR.Nodes.getNodeAs<clang::IfStmt>("mcelse");

      SourceLocation SL = IS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.9 : " << "\"Else\" statement has no braces {}: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.9", "\"Else\" statement has no braces {}: ");
    }
    else
    {
      std::cout << "matcher -mcelse- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCIfCmpless : public MatchFinder::MatchCallback {
public:
  MCIfCmpless (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::IfStmt>("mcif") != nullptr)
    {
      const IfStmt *IS = MR.Nodes.getNodeAs<clang::IfStmt>("mcif");

      SourceLocation SL = IS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.9 : " << "\"If\" statement has no braces {}: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.9", "\"If\" statement has no braces {}: ");
    }
    else
    {
      std::cout << "matcher -mcif- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class IfElseMissingFixer : public MatchFinder::MatchCallback
{
public:
  IfElseMissingFixer (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::IfStmt>("mcifelse") != nullptr)
    {
      const IfStmt *ElseIf = MR.Nodes.getNodeAs<clang::IfStmt>("mcifelse");

      SourceLocation IFESL = ElseIf->getLocStart();
      IFESL = Devi::SourceLocationHasMacro(IFESL, Rewrite, "start");

      std::cout << "14.10 : " << "\"If-Else If\" statement has no ending Else: " << std::endl;
      std::cout << IFESL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, IFESL, "14.10", "\"If-Else If\" statement has no ending Else: ");
    }
    else
    {
      std::cout << "matcher -mcifelse- returned nullptr." << std::endl;
    }
  }


private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCSwitchBrkless : public MatchFinder::MatchCallback
{
public:
  MCSwitchBrkless (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::SwitchStmt>("mcswitchbrk") != nullptr)
    {
      const SwitchStmt *SS = MR.Nodes.getNodeAs<clang::SwitchStmt>("mcswitchbrk");

      SourceLocation SL = SS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "15.2 : " << "\"SwitchStmt\" has a caseStmt that's missing a breakStmt: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "15.2", "\"SwitchStmt\" has a caseStmt that's missing a breakStmt: ");
    }
    else
    {
      std::cout << "matcher -mcswitchbrk- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCSwitchDftLess : public MatchFinder::MatchCallback
{
public:
  MCSwitchDftLess (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::SwitchStmt>("mcswitchdft") != nullptr)
    {
      const SwitchStmt *SS = MR.Nodes.getNodeAs<clang::SwitchStmt>("mcswitchdft");

      SourceLocation SL = SS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "15.3 : " << "\"SwitchStmt\" does not have a defaultStmt: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "15.3", "\"SwitchStmt\" does not have a defaultStmt: ");
    }
    else
    {
      std::cout << "matcher -mcswitchdft- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*misra-c 2004:15.1*/
class MCSwitch151 : public MatchFinder::MatchCallback
{
public:
  MCSwitch151 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::CompoundStmt>("mccmp151") != nullptr && MR.Nodes.getNodeAs<clang::CaseStmt>("mccase151") != nullptr)
    {
      const CompoundStmt *CS = MR.Nodes.getNodeAs<clang::CompoundStmt>("mccmp151");
      const CaseStmt *SS = MR.Nodes.getNodeAs<clang::CaseStmt>("mccase151");

      SourceLocation SL = SS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      ASTContext *const ASTC = MR.Context;

      ASTContext::DynTypedNodeList NodeList = ASTC->getParents(*CS);

      /*assumptions:nothing has more than one parent in C.*/
      ast_type_traits::DynTypedNode ParentNode = NodeList[0];

      ast_type_traits::ASTNodeKind ParentNodeKind = ParentNode.getNodeKind();

      std::string StringKind = ParentNodeKind.asStringRef().str();

      if (StringKind != "SwitchStmt")
      {
        std::cout << "15.1 : " << "\"CaseStmt\" has a CompoundStmt ancestor that is not the child of the SwitchStmt: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "15.1", "\"CaseStmt\" has a CompoundStmt ancestor that is not the child of the SwitchStmt: ");
      }
    }
    else
    {
      std::cout << "matcher -mccmp151- or -mccase151- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCSwitch155 : public MatchFinder::MatchCallback
{
public:
  MCSwitch155 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::SwitchStmt>("mcswitch155") != nullptr)
    {
      const SwitchStmt *SS = MR.Nodes.getNodeAs<clang::SwitchStmt>("mcswitch155");

      SourceLocation SL = SS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "15.5 : " << "\"SwitchStmt\" does not have a CaseStmt: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "15.5", "\"SwitchStmt\" does not have a CaseStmt: ");
    }
    else
    {
      std::cout << "matcher -mcswitch155- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/**********************************************************************************************************************/
class MCFunction161 : public MatchFinder::MatchCallback
{
public:
  MCFunction161 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunction161") != nullptr)
    {
      const FunctionDecl *FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunction161");

      if (FD->isVariadic())
      {
        SourceLocation SL = FD->getLocStart();
        SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

        std::cout << "16.1 : " << "\"FunctionDecl\" is variadic: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "16.1", "\"FunctionDecl\" is variadic: ");
      }
    }
    else
    {
      std::cout << "matcher -mcfunction161- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCFunction162 : public MatchFinder::MatchCallback
{
public:
  MCFunction162 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::CallExpr>("mc162callexpr") != nullptr && MR.Nodes.getNodeAs<clang::FunctionDecl>("mc162funcdec") != nullptr)
    {
      const FunctionDecl *FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mc162funcdec");
      const CallExpr *CE = MR.Nodes.getNodeAs<clang::CallExpr>("mc162callexpr");

      SourceLocation SL = FD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::string FuncNameStr = FD->getNameInfo().getAsString();

      if (CE->getDirectCallee())
      {
        const FunctionDecl *FDCalled = CE->getDirectCallee();
        std::string CalledFuncNameStr = FDCalled->getNameInfo().getAsString();

        if (FuncNameStr == CalledFuncNameStr)
        {
          std::cout << "16.2 : " << "\"FunctionDecl\" is recursive: " << std::endl;
          std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

          XMLDocOut.XMLAddNode(MR.Context, SL, "16.2", "\"FunctionDecl\" is recursive: ");
        }
        else
        {
          /*intentionally left blank.*/
        }
      }
      else
      {
        /*intentionally left blank.*/
      }
    }
    else
    {
      std::cout << "matcher -mc162funcdec- and/or -mc162callexpr- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCFunction164 : public MatchFinder::MatchCallback
{
public:
  MCFunction164 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunc164") != nullptr)
    {
      const FunctionDecl *FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunc164");
      const FunctionDecl *FDcl = FD->getDefinition();

      /*to guard against function that have a declaration that is not a definition only.*/
      if (FDcl != nullptr)
      {
        SourceLocation SL = FD->getLocStart();
        SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

        SourceLocation SLDcl = FDcl->getLocStart();
        SLDcl = Devi::SourceLocationHasMacro(SLDcl, Rewrite, "start");

        ArrayRef<ParmVarDecl*> FDParmList = FD->parameters();

        ArrayRef<ParmVarDecl*> FDclParmList = FDcl->parameters();

        if ( FD->getNumParams() != FDcl->getNumParams())
        {
          std::cout << "numparam of functiondefinition and functionDecl dont match! : " << SL.printToString(*MR.SourceManager) << "\n" << std::endl;
        }
        else
        {
          if (FD->getNumParams() != 0)
          {
            for (unsigned x = 0; x < FD->getNumParams(); ++x)
            {
              if (FDParmList[x]->getNameAsString() != FDclParmList[x]->getNameAsString())
              {
                std::cout << "16.4 : " << "FunctionDecl parameter names are not the same as function definition parameter names: " << std::endl;
                std::cout << SL.printToString(*MR.SourceManager) << "  &  " << SLDcl.printToString(*MR.SourceManager) << "\n" << std::endl;

                XMLDocOut.XMLAddNode(MR.Context, SL, "16.4", "FunctionDecl parameter names are not the same as function definition parameter names: ");

                break;
              }
              else
              {
                /*intentionally left blank.*/
              }
            }
          }
        }
      }
    }
    else
    {
      std::cout << "matcher -mcfunc164- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCFunction166 : public MatchFinder::MatchCallback
{
public:
  MCFunction166 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::CallExpr>("mcfunc166") != nullptr)
    {
      const CallExpr *CE = MR.Nodes.getNodeAs<clang::CallExpr>("mcfunc166");

      SourceLocation SL = CE->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      const FunctionDecl *FD = CE->getDirectCallee();

      DeclarationNameInfo DNI = FD->getNameInfo();

      std::string FuncNameString = DNI.getAsString();

      ASTContext *const ASTC = MR.Context;

      const SourceManager &SM = ASTC->getSourceManager();

      /*start of 20.4*/
      if ((FuncNameString == "malloc" || FuncNameString == "calloc" || FuncNameString == "free" || FuncNameString == "realloc") && SM.isInSystemHeader(FD->getLocStart()))
      {
        std::cout << "20.4 : " << "Dynamic heap memory allocation used: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "20.4", "Dynamic heap memory allocation used: ");
      }
      /*end of 20.4*/

      /*start of 20.7*/
      if ((FuncNameString == "longjmp") && SM.isInSystemHeader(FD->getLocStart()))
      {
        std::cout << "20.7 : " << "Use of lonjmp is illegal: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "20.7", "Use of longjmp is illegal: ");
      }
      /*end of 20.7*/

      /*start of 20.10*/
      if ((FuncNameString == "atof" || FuncNameString == "atoi" || FuncNameString == "atol") && SM.isInSystemHeader(FD->getLocStart()))
      {
        std::cout << "20.10 : " << "Use of atof,atoi and atol is illegal: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "20.10", "Use of atof,atoi and atol is illegal: ");
      }
      /*end of 20.10*/

      /*start of 20.11*/
      if ((FuncNameString == "abort" || FuncNameString == "exit" || FuncNameString == "getenv" || FuncNameString == "system") && SM.isInSystemHeader(FD->getLocStart()))
      {
        std::cout << "20.11 : " << "Use of abort,exit,getenv and system is illegal : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "20.11", "Use of abort,exit,getenv and system is illegal : ");
      }
      /*end of 20.11*/

      if (CE->getNumArgs() != FD->getNumParams())
      {
        std::cout << "16.6 : " << "CallExpr number of arguments does not equal the number of parameters in the declaration: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "16.6", "CallExpr number of arguments does not equal the number of parameters in the declaration: ");
      }
    }
    else
    {
      std::cout << "matcher -mcfunc166- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*the clang parser does not allow for such constructs.*/
class MCFunction168 : public MatchFinder::MatchCallback
{
public:
  MCFunction168 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::ReturnStmt>("mcfunc168") != nullptr)
    {
      const ReturnStmt *RT = MR.Nodes.getNodeAs<clang::ReturnStmt>("mcfunc168");

      const Expr *RE = RT->getRetValue();

      SourceLocation SL = RT->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      SourceLocation SLE = RT->getLocEnd();
      SLE = Devi::SourceLocationHasMacro(SLE, Rewrite, "end");

      SourceRange SR;
      SR.setBegin(SL);
      SR.setEnd(SLE);

      std::string RetType = Rewrite.getRewrittenText(SR);

#if 0
      std::cout << RetType << "\n" << std::endl;
#endif
    }
    else
    {
      std::cout << "matcher -mcfunc168- returned nullptr." << std::endl;
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCFunction169 : public MatchFinder::MatchCallback
{
public:
  MCFunction169 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::ImplicitCastExpr>("mcfunc169") != nullptr)
    {
      const ImplicitCastExpr* ICE = MR.Nodes.getNodeAs<clang::ImplicitCastExpr>("mcfunc169");

      SourceLocation SL = ICE->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      CastKind CK = ICE->getCastKind();

      if (CK == CK_FunctionToPointerDecay)
      {
        std::cout << "16.9 : " << "FunctionToPointerDecay: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "16.9", "FunctionToPointerDecay: ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*@DEVI-what is correct: match a pointer then run matcher for implicitcastexpressions of type arraytopointerdecay
that have unary(--,++) and binary(-,+) operators as parents*/
class MCPA171 : public MatchFinder::MatchCallback
{
public:
  MCPA171 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::VarDecl>("mcpa171") != nullptr)
    {
      const VarDecl *VD = MR.Nodes.getNodeAs<clang::VarDecl>("mcpa171");

      QualType QT = VD->getType();

#if 0
      std::cout << QT.getAsString() << "\n" << std::endl;
#endif
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCSU184 : public MatchFinder::MatchCallback
{
public:
  MCSU184 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::RecordDecl>("mcsu184") != nullptr)
    {
      const RecordDecl *RD = MR.Nodes.getNodeAs<clang::RecordDecl>("mcsu184");

      SourceLocation SL = RD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "18.4 : " << "Union declared: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "18.4", "Union declared: ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCTypes6465 : public MatchFinder::MatchCallback
{
public:
  MCTypes6465 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::FieldDecl>("mctype6465") != nullptr)
    {
      const FieldDecl *FD = MR.Nodes.getNodeAs<clang::FieldDecl>("mctype6465");

      SourceLocation SL = FD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QualType QT = FD->getType();
      const clang::Type* TP = QT.getTypePtr();

      if ( !(TP->hasUnsignedIntegerRepresentation() || TP->hasSignedIntegerRepresentation()))
      {
        /*this part is ueless since the clang parser wont let such a bitfield through.*/
        std::cout << "6.4 : " << "BitField has a type other than int or unsigned int: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "6.4", "BitField has a type other than int or unsigned int: ");
      }

      ASTContext *const ASTC = MR.Context;
      unsigned int BitWidth = FD->getBitWidthValue(*ASTC);

      if (TP->hasSignedIntegerRepresentation())
      {
        if (BitWidth < 2U)
        {
          std::cout << "6.5 : " << "BitField of type signed integer has a length of less than 2 in bits : " << std::endl;
          std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

          XMLDocOut.XMLAddNode(MR.Context, SL, "6.5", "BitField of type signed integer has a length of less than 2 in bits : ");
        }
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCDCDF81 : public MatchFinder::MatchCallback
{
public:
  MCDCDF81 (Rewriter &Rewrite) : Rewrite(Rewrite)
  {
    FuncInfoProto.push_back(FuncInfo());

    VecC = 0U;
  };

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::FunctionDecl>("mcdcdf81") != nullptr)
    {
      alreadymatched = false;

      const FunctionDecl* FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mcdcdf81");
      DeclarationNameInfo DNI = FD->getNameInfo();
      std::string MatchedName = DNI.getAsString();

      SourceLocation SL = FD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      SourceLocation SLE = FD->getLocEnd();
      SLE = Devi::SourceLocationHasMacro(SLE, Rewrite, "start");

      ASTContext* const ASTC = MR.Context;
      const SourceManager &SM = ASTC->getSourceManager();
      FullSourceLoc FSL = ASTC->getFullLoc(SL);
      FullSourceLoc FSLE = ASTC->getFullLoc(SLE);

      /*start of checks for 19.5*/
      /*has false positives.*/
      if (FD->isThisDeclarationADefinition())
      {
        for (unsigned x = 0; x < MacroDefSourceLocation.size(); ++x)
        {
          if (FSL.isBeforeInTranslationUnitThan(MacroDefSourceLocation[x]) && \
              !FSLE.isBeforeInTranslationUnitThan(MacroDefSourceLocation[x]) && \
              SM.isInMainFile(MacroDefSourceLocation[x]) && !SM.isInSystemHeader(MacroDefSourceLocation[x]))
          {
            std::cout << "19.5 : " << "Macro defined inside a block : " << std::endl;
            std::cout << MacroDefSourceLocation[x].printToString(*MR.SourceManager) << " " << MacroNameString[x] << "\n" << std::endl;

            XMLDocOut.XMLAddNode(MR.Context, MacroDefSourceLocation[x], "19.5", "Macro defined inside a block : ");
          }
        }

        for (unsigned x = 0; x < MacroUndefSourceLocation.size(); ++x)
        {
          if (FSL.isBeforeInTranslationUnitThan(MacroUndefSourceLocation[x]) && \
              !FSLE.isBeforeInTranslationUnitThan(MacroUndefSourceLocation[x]) && \
              SM.isInMainFile(MacroUndefSourceLocation[x]) && !SM.isInSystemHeader(MacroUndefSourceLocation[x]))
          {
            std::cout << "19.5 : " << "Macro undefined inside a block : " << std::endl;
            std::cout << MacroUndefSourceLocation[x].printToString(*MR.SourceManager) << "\n" << std::endl;

            XMLDocOut.XMLAddNode(MR.Context, MacroUndefSourceLocation[x], "19.5", "Macro undefined inside a block : ");
          }
        }
      }
      /*end of checks for 19.5*/

      /*going through the already matched functions,making sure we are not adding duplicates.*/
      for (unsigned x = 0; x < VecC; ++x)
      {
        if (FuncInfoProto[x].FuncNameString == MatchedName)
        {
          alreadymatched = true;

          if (!FD->isThisDeclarationADefinition())
          {
            FuncInfoProto[x].HasDecThatisNotDef = true;
          }
        }
      }

      if (alreadymatched == false)
      {
        FuncInfoProto.push_back(FuncInfo());
        FuncInfoProto[VecC].FuncNameString = MatchedName;

        if (!FD->isThisDeclarationADefinition())
        {
          /*this function has a declaration that is not a definition.*/
          FuncInfoProto[VecC].HasDecThatisNotDef = true;
        }
        else
        {
          /*save the sourcelocation only if the functiondecl is a definition.*/
          FuncInfoProto[VecC].StrcSL = SL.printToString(*MR.SourceManager);
          FuncInfoProto[VecC].FuncSL = SL;
          FuncInfoProto[VecC].FuncFSL = MR.Context->getFullLoc(SL);
        }

        VecC++;
      }
    }
  }

  virtual void onEndOfTranslationUnit()
  {

    for (unsigned x = 0; x < VecC; ++x)
    {
      if (FuncInfoProto[x].HasDecThatisNotDef == false)
      {
        std::cout << "8.1 : " << "Function does not have a FunctionDecl that is not a definition : " << std::endl;
        std::cout << FuncInfoProto[x].StrcSL << "\n" << std::endl;

        XMLDocOut.XMLAddNode(FuncInfoProto[x].FuncFSL, FuncInfoProto[x].FuncSL, "8.1", "Function does not have a FunctionDecl that is not a definition : ");
      }
    }

  }

private:
  struct FuncInfo {
    std::string FuncNameString;
    std::string StrcSL;
    bool HasDecThatisNotDef = false;
    SourceLocation FuncSL;
    FullSourceLoc FuncFSL;
  };

  std::vector<FuncInfo> FuncInfoProto;

  unsigned int VecC;

  bool alreadymatched;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*Notes:clang does not let 8.2 and 8.3 through.*/
/*clang gives the implicitly-typed vardecl and functiondecl a default type in the AST so we cant use that.
we should just get the rewritten text and do string searches inside. thats the only way i can think of.*/
class MCDCDF82 : public MatchFinder::MatchCallback
{
public:
  MCDCDF82 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::VarDecl>("mcdcdf82") != nullptr)
    {
      const VarDecl* VD = MR.Nodes.getNodeAs<clang::VarDecl>("mcdcdf82");

      std::string QualifiedName = VD->getQualifiedNameAsString();

      QualType QT = VD->getType();

#if 0
      std::cout << QualifiedName << "\n" << std::endl;
#endif
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*this class also matches aggregate types. a simple aggregate check should fix that, if need be.*/
class MCInit91 : public MatchFinder::MatchCallback
{
public:
  MCInit91 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::VarDecl>("mcinit91") != nullptr)
    {
      const VarDecl* VD = MR.Nodes.getNodeAs<clang::VarDecl>("mcinit91");

      SourceLocation SL = VD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
      SourceLocation SLE = VD->getLocEnd();
      SLE = Devi::SourceLocationHasMacro(SLE, Rewrite, "start");

      QualType QT = VD->getType();

      const clang::Type* TP = QT.getTypePtr();

      /*start of 8.12*/
      if (!VD->hasInit())
      {
        if (VD->hasExternalStorage())
        {
          if (TP->isIncompleteArrayType())
          {
            /*end of 8.12*/
            std::cout << "8.12 : " << "External array type is incomplete and has no initialization : " << std::endl;
            std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

            XMLDocOut.XMLAddNode(MR.Context, SL, "8.12", "External array type is incomplete and has no initialization : ");
          }
        }
      }
      /*start of 9.2*/
      else
      {
        if (TP->isArrayType() || TP->isStructureType())
        {
          /*JANKY*/
          const Expr* InitExpr = VD->getInit();
          SourceRange InitExprSR;
          InitExprSR.setBegin(SL);
          InitExprSR.setEnd(SLE);

          std::string InitExprString = Rewrite.getRewrittenText(InitExprSR);
          size_t openingcbraces = InitExprString.find("{", 0);
          size_t closingcbraces = InitExprString.find("}", 0);

          if (openingcbraces == std::string::npos || closingcbraces == std::string::npos)
          {
            std::cout << "9.2 : " << "Curly braces not used : " << std::endl;
            std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

            XMLDocOut.XMLAddNode(MR.Context, SL, "9.2", "Curly braces not used : ");
          }
        }
      }
      /*end of 9.2*/

      /*we only check for local static since global static is meaningless.*/
      if (!VD->isStaticLocal() && VD->isLocalVarDecl())
      {
        if (!VD->hasInit())
        {
          std::cout << "9.1 : " << "staic local variable does not have initialization : " << std::endl;
          std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

          XMLDocOut.XMLAddNode(MR.Context, SL, "9.1", "staic local variable does not have initialization : ");
        }
      }
    }

  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCInit92 : public MatchFinder::MatchCallback
{
public:
  MCInit92 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::InitListExpr>("mcinit92") != nullptr)
    {
      const InitListExpr* ILE = MR.Nodes.getNodeAs<clang::InitListExpr>("mcinit92");
      const VarDecl* VD = MR.Nodes.getNodeAs<clang::VarDecl>("mcinit92daddy");

      SourceLocation SL = VD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      unsigned int NumInits = ILE->getNumInits();

#if 0
      std::cout << NumInits << "\n" << std::endl;
#endif
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCInit93 : public MatchFinder::MatchCallback
{
public:
  MCInit93 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::EnumConstantDecl>("mcinit93") != nullptr && MR.Nodes.getNodeAs<clang::EnumDecl>("mcinit93daddy") != nullptr)
    {
      const EnumConstantDecl * ECD = MR.Nodes.getNodeAs<clang::EnumConstantDecl>("mcinit93");
      const EnumDecl* ED = MR.Nodes.getNodeAs<clang::EnumDecl>("mcinit93daddy");
      /*do note that this pointer might very well be nullptr. we are actually counting on that.
      it tells us we could not match an integer initialization for this enumconstantdecl.*/
      const IntegerLiteral* IL = MR.Nodes.getNodeAs<clang::IntegerLiteral>("mcinit93kiddy");

      SourceLocation SL = ED->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
      newSourceLocation = SL;

      if (oldSourceLocation != newSourceLocation)
      {
        someoneHasInit = false;
        everyoneHasInit = true;
        isFirstElement = true;
        if (IL == nullptr)
        {
          doesFirstElementHaveInit = false;
          everyoneHasInit = false;
        }
        else
        {
          doesFirstElementHaveInit = true;
        }
      }
      else
      {
        isFirstElement = false;
      }

      if (oldSourceLocation == newSourceLocation)
      {
        if (IL == nullptr)
        {
          everyoneHasInit = false;
        }
        else
        {
          someoneHasInit = true;
        }

        if (doesFirstElementHaveInit)
        {
          if (!everyoneHasInit && someoneHasInit)
          {
            /*in breach of misrac*/
            std::cout << "9.3 : " << "first enumeration has integerliteral initialization but not all enumerations do : " << std::endl;
            std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

            XMLDocOut.XMLAddNode(MR.Context, SL, "9.3", "first enumeration has integerliteral initialization but not all enumerations do : ");
          }
          else
          {
            /*doesnt mean anything*/
          }
        }
        else
        {
          if (IL != nullptr)
          {
            /*in breach of misrac*/
            std::cout << "9.3 : " << "first enumeration does not have integerliteral initialization but at least one other enumeration does : " << std::endl;
            std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

            XMLDocOut.XMLAddNode(MR.Context, SL, "9.3", "first enumeration does not have integerliteral initialization but at least one other enumeration does : ");
          }
          else
          {
            /*doesnt mean anything*/
          }
        }
      }

      oldSourceLocation = newSourceLocation;
    }
  }

private:
  /*doing this instead of saving everything and then running onendoftranslationunit is faster and less memory-expensive.
  needless to say, for this to work, we are counting on clang's matching pattern.*/
  SourceLocation oldSourceLocation;
  SourceLocation newSourceLocation;

  bool isFirstElement;
  bool doesFirstElementHaveInit;
  bool someoneHasInit = false;
  bool everyoneHasInit = true;

  Rewriter &Rewrite;
};

/**********************************************************************************************************************/
class MCExpr123 : public MatchFinder::MatchCallback
{
public:
  MCExpr123 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mcexpr123kiddy") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mcexpr123kiddy");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      ASTContext *const ASTC = MR.Context;

      if (EXP->HasSideEffects(*ASTC, true))
      {
        std::cout << "12.3 : " << "sizeof working on an expr with a side-effect : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "12.3", "sizeof working on an expr with a side-effect : ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCExpr124 : public MatchFinder::MatchCallback
{
public:
  MCExpr124 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mcexpr124") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mcexpr124");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      ASTContext *const ASTC = MR.Context;

      if (EXP->HasSideEffects(*ASTC, true))
      {
        std::cout << "12.4 : " << "Righ-hand expr has side-effect : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "12.4", "Righ-hand expr has side-effect");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*DEVI-if all operands are boolean, this class will still tag em as inconsistent(with misrac).*/
class MCExpr125 : public MatchFinder::MatchCallback
{
public:
  MCExpr125 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("lrhs") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("lrhs");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      ASTContext *const ASTC = MR.Context;

      QualType QT = EXP->getType();

      SourceLocation SLE = EXP->getLocEnd();
      SLE = Devi::SourceLocationHasMacro(SLE, Rewrite, "end");

      SourceRange SR;
      SR.setBegin(SL);
      SR.setEnd(SLE);

      std::string StrText = Rewrite.getRewrittenText(SR);
      if (StrText[0] == '(' && StrText[StrText.length() - 1U] == ')')
      {
        hasParantheses = true;
      }
      else
      {
        hasParantheses = false;
      }

      if (hasParantheses || SL.isMacroID())
      {
        /*intentionally left blank.*/
      }
      else
      {
        std::cout << "12.5 : " << "RHS and/or LHS operands are not primary expressions : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "12.5", "RHS and/or LHS operands are not primary expressions : ");
      }
    }
  }

private:
  bool hasParantheses = false;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCExpr126 : public MatchFinder::MatchCallback
{
public:
  MCExpr126 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mcexpr126rl") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mcexpr126rl");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      if (!EXP->isKnownToHaveBooleanValue())
      {
        std::cout << "12.6 : " << "RHS and/or LHS operands are not effectively-boolean values : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "12.6", "RHS and/or LHS operands are not effectively-boolean values : ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCExpr127 : public MatchFinder::MatchCallback
{
public:
  MCExpr127 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mcexpr127rl") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mcexpr127rl");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QualType QT = EXP->getType();

      const clang::Type* TP = QT.getTypePtr();

      if (TP->hasSignedIntegerRepresentation() && TP->isIntegerType())
      {
        std::cout << "12.7 : " << "Bitwise operator has signed RHS and/or LHS operands: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "12.7", "Bitwise operator has signed RHS and/or LHS operands: ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCExpr128 : public MatchFinder::MatchCallback
{
public:
  MCExpr128 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mcexpr128lhs") != nullptr && MR.Nodes.getNodeAs<clang::Expr>("mcexpr128rhs") != nullptr)
    {
      const Expr* RHS = MR.Nodes.getNodeAs<clang::Expr>("mcexpr128rhs");
      const Expr* LHS = MR.Nodes.getNodeAs<clang::Expr>("mcexpr128lhs");

      SourceLocation SL = RHS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QualType RQT = RHS->getType();
      QualType LQT = LHS->getType();

      const clang::Type* RTP = RQT.getTypePtr();
      const clang::Type* LTP = LQT.getTypePtr();

      /*i need to know the size of underlying types on the target so i cant do much about that.*/
      /*llvm::DataLayout lets you do that but then you need llvm::Module.*/
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCExpr129 : public MatchFinder::MatchCallback
{
public:
  MCExpr129 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mcexpr129") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mcexpr129");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QualType QT = EXP->getType();

      const clang::Type* TP = QT.getTypePtr();

      if (TP->isIntegerType() && TP->hasUnsignedIntegerRepresentation())
      {
        std::cout << "12.9 : " << "UnaryOperator - has an expr with an unsigned underlying type: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "12.9", "UnaryOperator - has an expr with an unsigned underlying type: ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCExpr1210 : public MatchFinder::MatchCallback
{
public:
  MCExpr1210 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mcexpr1210") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mcexpr1210");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "12.10 : " << "Comma used: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "12.10", "Comma used: ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCExpr1213 : public MatchFinder::MatchCallback
{
public:
  MCExpr1213 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::UnaryOperator>("mcexpr1213") != nullptr)
    {
      const UnaryOperator* UO = MR.Nodes.getNodeAs<clang::UnaryOperator>("mcexpr1213");

      SourceLocation SL = UO->getOperatorLoc();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "12.13 : " << "Unary ++ or -- have been used in an expr with other operators: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "12.13", "Unary ++ or -- have been used in an expr with other operators: ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCSE131 : public MatchFinder::MatchCallback
{
public:
  MCCSE131 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("cse131rlhs") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("cse131rlhs");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      if (EXP->isKnownToHaveBooleanValue())
      {
        std::cout << "13.1 : " << "assignment operator used in an expr that is known to return boolean: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "13.1", "assignment operator used in an expr that is known to return boolean: ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCSE132 : public MatchFinder::MatchCallback
{
public:
  MCCSE132 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mccse132") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mccse132");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      if (!EXP->isKnownToHaveBooleanValue())
      {
        std::cout << "13.2 : " << "Implicit test of an expr against zero which is not known to return a boolean result: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "13.2", "Implicit test of an expr against zero which is not known to return a boolean result: ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCSE1332 : public MatchFinder::MatchCallback
{
public:
  MCCSE1332 (Rewriter &Rewrite) : Rewrite (Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mccse1332rl") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mccse1332rl");
      const BinaryOperator* BO = MR.Nodes.getNodeAs<clang::BinaryOperator>("mccse1332daddy");

      SourceLocation SLD = BO->getLocStart();
      SLD = Devi::SourceLocationHasMacro(SLD, Rewrite, "start");
      NewSL = SLD;

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QualType QT = EXP->getType();

      const clang::Type* TP = QT.getTypePtr();

      if (OldSL != NewSL)
      {
        if (TP->hasFloatingRepresentation())
        {
          std::cout << "13.3 : " << "Float type expression checked for equality/inequality: " << std::endl;
          std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

          XMLDocOut.XMLAddNode(MR.Context, SL, "13.3", "Float type expression checked for equality/inequality: ");
        }
      }

      OldSL = NewSL;
    }
  }

private:
  SourceLocation NewSL;
  SourceLocation OldSL;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCSE134 : public MatchFinder::MatchCallback
{
public:
  MCCSE134 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::ForStmt>("mccse134") != nullptr)
    {
      AlreadyHaveAHit = false;

      const ForStmt* FS = MR.Nodes.getNodeAs<clang::ForStmt>("mccse134");

      SourceLocation SL = FS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      const Expr* FSCond = FS->getCond();
      const Expr* FSInc = FS->getInc();

      if (FSCond != nullptr)
      {
        QualType QTCond = FSCond->getType();

        const clang::Type* TPCond = QTCond.getTypePtr();

        if (TPCond->hasFloatingRepresentation())
        {
          std::cout << "13.4 : " << "Float type used in the controlling expression of a forstmt: " << std::endl;
          std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;
          AlreadyHaveAHit = true;

          XMLDocOut.XMLAddNode(MR.Context, SL, "13.4", "Float type used in the controlling expression of a forstmt: ");
        }
      }

      if (FSInc != nullptr && !AlreadyHaveAHit)
      {
        QualType QTInc = FSInc->getType();

        const clang::Type* TPInc = QTInc.getTypePtr();

        if (TPInc->hasFloatingRepresentation())
        {
          std::cout << "13.4 : " << "Float type used in the controlling expression of a forstmt: " << std::endl;
          std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;
          AlreadyHaveAHit = true;

          XMLDocOut.XMLAddNode(MR.Context, SL, "13.4", "Float type used in the controlling expression of a forstmt: ");
        }
      }
    }
  }

private:
  bool AlreadyHaveAHit = false;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*JANKY*/
/*if a for controlling var is modified in the body using a pointer, then this class wont find it.*/
/*the class will only work properly only if there is one controlling loop variable.
the behavior is undefined for more than one variable.*/
class MCCSE136 : public MatchFinder::MatchCallback
{
public:
  MCCSE136 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::DeclRefExpr>("mccse136kiddo") != nullptr)
    {
      const DeclRefExpr* DRE = MR.Nodes.getNodeAs<clang::DeclRefExpr>("mccse136kiddo");
      const ForStmt* FS = MR.Nodes.getNodeAs<clang::ForStmt>("mccse136daddy");

      const Stmt* FSInit = FS->getInit();
      const Expr* FSInc = FS->getInc();
      const Expr* FSCond = FS->getCond();

      SourceLocation SLD = FS->getLocStart();
      SLD = Devi::SourceLocationHasMacro(SLD, Rewrite, "start");
      SourceLocation SL = DRE->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      if (FSInit != nullptr && FSInc != nullptr)
      {
        SourceLocation SLFSInit = FSInit->getLocStart();
        SLFSInit = Devi::SourceLocationHasMacro(SLFSInit, Rewrite, "start");
        SourceLocation SLFSInc = FSInc->getLocStart();
        SLFSInc = Devi::SourceLocationHasMacro(SLFSInc, Rewrite, "start");

        DeclarationNameInfo DNI = DRE->getNameInfo();

        std::string NameString = DNI.getAsString();

        /*JANKY*/
        /*the third condition is put in place to accomodate the prefix unary increment or decrement operator.*/
        if (SLFSInit == SL || SLFSInc == SL || SLFSInc.getLocWithOffset(2) == SL)
        {
          ControlVarName = NameString;
        }
        else
        {
          if (ControlVarName == NameString)
          {
            std::cout << "13.6 : " << "ForStmt controlling variable modified in the body of the loop: " << std::endl;
            std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

            XMLDocOut.XMLAddNode(MR.Context, SL, "13.6", "ForStmt controlling variable modified in the body of the loop: ");
          }
        }

      }
    }
  }

private:
  std::string ControlVarName;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCF144 : public MatchFinder::MatchCallback
{
public:
  MCCF144 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::GotoStmt>("mccf144") != nullptr)
    {
      const GotoStmt* GS = MR.Nodes.getNodeAs<clang::GotoStmt>("mccf144");

      SourceLocation SL = GS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.4 : " << "GotoStmt used: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.4", "GotoStmt used: ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCF145 : public MatchFinder::MatchCallback
{
public:
  MCCF145 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::ContinueStmt>("mccf145") != nullptr)
    {
      const ContinueStmt* CS = MR.Nodes.getNodeAs<clang::ContinueStmt>("mccf145");

      SourceLocation SL = CS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.5 : " << "ContinueStmt used: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.5", "ContinueStmt used: ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCF146 : public MatchFinder::MatchCallback
{
public:
  MCCF146 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::ForStmt>("mccffofo") != nullptr)
    {
      const ForStmt* FS =  MR.Nodes.getNodeAs<clang::ForStmt>("mccffofo");

      SL = FS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
    }

    if (MR.Nodes.getNodeAs<clang::WhileStmt>("mccfwuwu") != nullptr)
    {
      const WhileStmt* WS =  MR.Nodes.getNodeAs<clang::WhileStmt>("mccfwuwu");

      SL = WS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
    }

    if (MR.Nodes.getNodeAs<clang::DoStmt>("mccfdodo") != nullptr)
    {
      const DoStmt* DS =  MR.Nodes.getNodeAs<clang::DoStmt>("mccfdodo");

      SL = DS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
    }

    NewSL = SL;

    if (OldSL != NewSL)
    {
      AlreadyTagged = false;
      BreakCounter = 1U;
    }

    if (OldSL == NewSL)
    {
      BreakCounter++;
    }

    if (BreakCounter >= 2U && !AlreadyTagged)
    {
      std::cout << "14.6 : " << "More than one BreakStmt used in the loop counter: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;
      AlreadyTagged = true;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.6", "More than one BreakStmt used in the loop counter: ");
    }

    OldSL = NewSL;
  }

private:
  SourceLocation OldSL;
  SourceLocation NewSL;
  bool AlreadyTagged = false;
  unsigned int BreakCounter = 0U;
  SourceLocation SL;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCF147 : public MatchFinder::MatchCallback
{
public:
  MCCF147 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::FunctionDecl>("mccf147") != nullptr)
    {
      const FunctionDecl* FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mccf147");

      SourceLocation SL = FD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      NewSL = SL;

      if (OldSL != NewSL)
      {
        AlreadyTagged = false;
        ReturnCounter = 1U;
      }

      if (OldSL == NewSL)
      {
        ReturnCounter++;
      }

      if (ReturnCounter >= 2U && !AlreadyTagged)
      {
        std::cout << "14.7 : " << "More than one ReturnStmt used in the body of FunctionDecl: " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;
        AlreadyTagged = true;

        XMLDocOut.XMLAddNode(MR.Context, SL, "14.7", "More than one ReturnStmt used in the body of FunctionDecl: ");
      }

      OldSL = NewSL;
    }
  }

private:
  SourceLocation NewSL;
  SourceLocation OldSL;
  unsigned int ReturnCounter = 0U;
  bool AlreadyTagged = false;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCF148 : public MatchFinder::MatchCallback
{
public:
  MCCF148 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {

    if (MR.Nodes.getNodeAs<clang::ForStmt>("mccf148for") != nullptr)
    {
      const ForStmt* FS = MR.Nodes.getNodeAs<clang::ForStmt>("mccf148for");

      SL = FS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.8 : " << "ForStmt does not have a child CompoundStmt: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.8", "ForStmt does not have a child CompoundStmt: ");
    }

    if (MR.Nodes.getNodeAs<clang::WhileStmt>("mccf148while") != nullptr)
    {
      const WhileStmt* WS = MR.Nodes.getNodeAs<clang::WhileStmt>("mccf148while");

      SL = WS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.8 : " << "WhileStmt does not have a child CompoundStmt: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.8", "WhileStmt does not have a child CompoundStmt: ");
    }

    if (MR.Nodes.getNodeAs<clang::DoStmt>("mccf148do") != nullptr)
    {
      const DoStmt* DS = MR.Nodes.getNodeAs<clang::DoStmt>("mccf148do");

      SL = DS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.8 : " << "DoStmt does not have a child CompoundStmt: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.8", "DoStmt does not have a child CompoundStmt: ");
    }

    if (MR.Nodes.getNodeAs<clang::SwitchStmt>("mccf148switch") != nullptr)
    {
      const SwitchStmt* SS = MR.Nodes.getNodeAs<clang::SwitchStmt>("mccf148switch");

      SL = SS->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "14.8 : " << "SwitchStmt does not have a child CompoundStmt: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "14.8", "SwitchStmt does not have a child CompoundStmt: ");
    }
  }

private:
  SourceLocation SL;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCSwitch154 : public MatchFinder::MatchCallback\
{
public:
  MCSwitch154 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mcswitch154");

    SourceLocation SL = EXP->getLocStart();
    SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

    if (EXP->isKnownToHaveBooleanValue())
    {
      std::cout << "15.4 : " << "Switch expression is effectively boolean: " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "15.4", "Switch expression is effectively boolean: ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCPTC111 : public MatchFinder::MatchCallback
{
public:
  MCPTC111 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    const DeclRefExpr* DRE = MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcptc111");

    SourceLocation SL = DRE->getLocStart();
    SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

    ASTContext *const ASTC = MR.Context;

    ASTContext::DynTypedNodeList NodeList = ASTC->getParents(*DRE);

    /*assumptions:nothing has more than one parent in C.*/
    ast_type_traits::DynTypedNode ParentNode = NodeList[0];

    ast_type_traits::ASTNodeKind ParentNodeKind = ParentNode.getNodeKind();

    std::string StringKind = ParentNodeKind.asStringRef().str();

    if (StringKind == "ImplicitCastExpr")
    {
      //ParentICE = ParentNode.get();
      /*the tests for CastKind go here*/
    }

  }

private:
  const clang::ImplicitCastExpr* ParentICE;
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCCSE137 : public MatchFinder::MatchCallback
{
public:
  MCCSE137 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::Expr>("mccse137") != nullptr)
    {
      const Expr* EXP = MR.Nodes.getNodeAs<clang::Expr>("mccse137");

      SourceLocation SL = EXP->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      ASTContext *const ASTC = MR.Context;

      if (EXP->isKnownToHaveBooleanValue())
      {
        if (EXP->isEvaluatable(*ASTC, Expr::SE_NoSideEffects))
        {
          std::cout << "13.7 : " << "EffectivelyBooleanExpr's result is known at compile-time: " << std::endl;
          std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

          XMLDocOut.XMLAddNode(MR.Context, SL, "13.7", "EffectivelyBooleanExpr's result is known at compile-time: ");
        }
      }

      QualType QT = EXP->getType();
      const clang::Type* TP = QT.getTypePtr();

      if (TP->isIntegerType())
      {
        ASTContext::DynTypedNodeList NodeList = ASTC->getParents(*EXP);

        /*assumptions:nothing has more than one parent in C.*/
        ast_type_traits::DynTypedNode ParentNode = NodeList[0];

        ast_type_traits::ASTNodeKind ParentNodeKind = ParentNode.getNodeKind();

        std::string StringKind = ParentNodeKind.asStringRef().str();

        if (StringKind == "ImplicitCastExpr")
        {

        }
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*if the call is coming from another file, getdirectcalle returns the definition,
but if its coming from the same file, it returns the declaration that is not a definition.*/
/*if youve already matched the definition, getdefinition returns null.*/
class MCDCDF810 : public MatchFinder::MatchCallback
{
public:
  MCDCDF810 (Rewriter &Rewrite) : Rewrite(Rewrite)
  {
    FuncScopeProto.push_back(FuncScope());

    VecC = 0U;
  }

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::CallExpr>("mcdcdf810") != nullptr && MR.Nodes.getNodeAs<clang::FunctionDecl>("mcdcdf810daddy") != nullptr)
    {
      AlreadyTagged = false;

      const CallExpr* CE = MR.Nodes.getNodeAs<clang::CallExpr>("mcdcdf810");
      const FunctionDecl* FDDad = MR.Nodes.getNodeAs<clang::FunctionDecl>("mcdcdf810daddy");
      const FunctionDecl* FD = CE->getDirectCallee();
      const FunctionDecl* FDDef = FD->getDefinition();;

      if (FDDef == nullptr)
      {
        FDDef = CE->getDirectCallee();
      }

      SourceLocation CESL = CE->getLocStart();
      CESL = Devi::SourceLocationHasMacro(CESL, Rewrite, "start");
      SourceLocation FDDadSL = FDDad->getLocStart();
      FDDadSL = Devi::SourceLocationHasMacro(FDDadSL, Rewrite, "start");
      SourceLocation FDSL = FDDef->getLocStart();
      FDSL = Devi::SourceLocationHasMacro(FDSL, Rewrite, "start");

      ASTContext *const ASTC = MR.Context;

      FullSourceLoc FDDadFullSL = ASTC->getFullLoc(FDDadSL);
      FullSourceLoc FDFullSL = ASTC->getFullLoc(FDSL);

      DeclarationNameInfo DNI = FDDef->getNameInfo();
      std::string MatchedName = DNI.getAsString();

      /*going through the already matched functions,making sure we are not adding duplicates.*/
      for (unsigned x = 0; x < VecC; ++x)
      {
        if (FuncScopeProto[x].FuncNameString == MatchedName && FuncScopeProto[x].DefinitionSL == FDSL.printToString(*MR.SourceManager))
        {
          AlreadyTagged = true;

          if (FDDef->isExternC())
          {
            if (FDDadFullSL.getFileID() != FDFullSL.getFileID())
            {
              FuncScopeProto[x].hasExternalCall = true;
            }
          }
        }
      }

      if (AlreadyTagged == false && FDDef->isExternC())
      {
        FuncScopeProto.push_back(FuncScope());
        FuncScopeProto[VecC].FuncNameString = MatchedName;
        FuncScopeProto[VecC].DefinitionSL = FDSL.printToString(*MR.SourceManager);
        FuncScopeProto[VecC].FuncScopeSL = FDSL;
        FuncScopeProto[VecC].FuncScopeFSL = MR.Context->getFullLoc(FDSL);

        if (FDDef->isExternC())
        {
          if (FDDadFullSL.getFileID() != FDFullSL.getFileID())
          {
            FuncScopeProto[VecC].hasExternalCall = true;
          }
        }

        VecC++;
      }
    }
  }

  virtual void onEndOfTranslationUnit()
  {
    for (unsigned x = 0; x < VecC; ++x)
    {
      if (FuncScopeProto[x].hasExternalCall == false)
      {
        std::cout << "8.11 : " << "Function does not have any external calls but is not declared as static : " << std::endl;
        std::cout << FuncScopeProto[x].DefinitionSL << "\n" << std::endl;

        XMLDocOut.XMLAddNode(FuncScopeProto[x].FuncScopeFSL, FuncScopeProto[x].FuncScopeSL, "8.11", "Function does not have any external calls but is not declared as static : ");
      }
    }
  }

private:
  struct FuncScope {
    std::string FuncNameString;
    bool hasExternalCall = false;
    std::string DefinitionSL;
    SourceLocation FuncScopeSL;
    FullSourceLoc FuncScopeFSL;
  };

  bool AlreadyTagged = false;

  unsigned VecC;

  std::vector<FuncScope> FuncScopeProto;

  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*also flags the main.*/
class MCFunction165 : public MatchFinder::MatchCallback
{
public:
  MCFunction165 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunction165") != nullptr)
    {
      const FunctionDecl* FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunction165");

      SourceLocation SL = FD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "16.5 : " << "Function does not return anything but is missing the void keyword for the return type : " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "16.5", "Function does not return anything but is missing the void keyword for the return type : ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCFunction1652 : public MatchFinder::MatchCallback
{
public:
  MCFunction1652 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunction1652") != nullptr)
    {
      const FunctionDecl* FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mcfunction1652");

      SourceLocation SL = FD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");
      SourceLocation SLE = FD->getBody()->getLocStart();
      SLE = Devi::SourceLocationHasMacro(SLE, Rewrite, "end");

      SourceRange SR;
      SR.setBegin(SL);
      SR.setEnd(SLE);

      std::string FunctionSigAsString = Rewrite.getRewrittenText(SR);

      DeclarationNameInfo DNI = FD->getNameInfo();

      std::string NameAsString = DNI.getAsString();

      size_t voidposition = FunctionSigAsString.find(NameAsString, 0U);
      unsigned lengthofstring = NameAsString.length();
      size_t voidposition2 = FunctionSigAsString.find("void", voidposition + lengthofstring - 1U);

      if (voidposition2 == std::string::npos)
      {
        std::cout << "16.5 : " << "Function does not take any parameters but is not using the void keyword : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "16.5", "Function does not take any parameters but is not using the void keyword : ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*has false-positives*/
class MCPointer171 : public MatchFinder::MatchCallback
{
public:
  MCPointer171 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer171") != nullptr)
    {
      const DeclRefExpr* DRE = MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer171") ;

      SourceLocation SL = DRE->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QualType QT = DRE->getType();

      const clang::Type* TP = QT.getTypePtr();

      if (TP->isAnyPointerType())
      {
        std::cout << "17.1 : " << "Pointer arithmatic for non-array pointers : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "17.1", "Pointer arithmatic for non-array pointers : ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*has a lot of false positives. now works based on array types not the array itself.*/
class MCPointer1723 : public MatchFinder::MatchCallback
{
public:
  MCPointer1723 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer1723rhs") != nullptr && MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer1723lhs"))
    {
      const DeclRefExpr* DRER = MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer1723rhs");
      const DeclRefExpr* DREL = MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer1723lhs");
      const BinaryOperator* BO = MR.Nodes.getNodeAs<clang::BinaryOperator>("mcpointer1723daddy");

      SourceLocation SL = BO->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QualType QTR = DRER->getType();
      QualType QTL = DREL->getType();

      const clang::Type* TPR = QTR.getTypePtr();
      const clang::Type* TPL = QTL.getTypePtr();

      if (TPR->getPointeeType() != TPL->getPointeeType())
      {
        std::cout << "17.2 | 17.3 : " << "Pointer-type operands to BinaryOperator dont point to the same array : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "17.2 | 17.3", "Pointer-type operands to BinaryOperator dont point to the same array : ");
      }
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
class MCPointer174 : public MatchFinder::MatchCallback
{
public:
  MCPointer174 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    if (MR.Nodes.getNodeAs<clang::CastExpr>("mcpointer174") != nullptr)
    {
      const CastExpr* CE = MR.Nodes.getNodeAs<clang::CastExpr>("mcpointer174");

      SourceLocation SL = CE->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "17.4 : " << "The only allowed form of pointer arithmetic is array indexing : " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "17.4", "The only allowed form of pointer arithmetic is array indexing : ");
    }

    if (MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer1742") != nullptr)
    {
      const DeclRefExpr* DRE = MR.Nodes.getNodeAs<clang::DeclRefExpr>("mcpointer1742");

      SourceLocation SL = DRE->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      std::cout << "17.4 : " << "The only allowed form of pointer arithmetic is array indexing : " << std::endl;
      std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(MR.Context, SL, "17.4", "The only allowed form of pointer arithmetic is array indexing : ");
    }
  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/*in case of function pointers, where an argument has more than two levels of indirection,
the argument and the function pointer both get tagged. technically, it is a defendable.*/
class MCPointer175 : public MatchFinder::MatchCallback
{
public:
  MCPointer175 (Rewriter &Rewrite) : Rewrite(Rewrite) {}

  virtual void run(const MatchFinder::MatchResult &MR)
  {
    const VarDecl* VD;
    const FieldDecl* FD;
    SourceLocation SL;
    QualType QT;

    if (MR.Nodes.getNodeAs<clang::VarDecl>("mcpointer175") != nullptr)
    {
      VD = MR.Nodes.getNodeAs<clang::VarDecl>("mcpointer175");

      SL = VD->getLocStart();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QT = VD->getType();
    }

    if (MR.Nodes.getNodeAs<clang::FieldDecl>("mcpointer175field") != nullptr)
    {
      FD = MR.Nodes.getNodeAs<clang::FieldDecl>("mcpointer175field");

      SL = FD->getSourceRange().getBegin();
      SL = Devi::SourceLocationHasMacro(SL, Rewrite, "start");

      QT = FD->getType();
    }


    QualType CQT = QT.getCanonicalType();

    std::string CQTAsString = CQT.getAsString();

    const clang::Type* TP = CQT.getTypePtr();

    unsigned starCounter = 0U;
    size_t StarPos = 0U;
    size_t OpenParens = 0U;
    size_t NextOpenParens = 0U;
    size_t CommaPos = 0U;
    size_t NextCommaPos = 0U;
    bool FoundAMatch = false;

    while (StarPos != std::string::npos)
    {
      StarPos = CQTAsString.find("*", StarPos + 1);
      OpenParens = CQTAsString.find("(", NextOpenParens + 1);
      CommaPos = CQTAsString.find(",", NextCommaPos + 1);

      if (OpenParens != std::string::npos)
      {
        if (StarPos > OpenParens)
        {
          starCounter = 0U;
          NextOpenParens = OpenParens;
        }

      }

      if (CommaPos != std::string::npos)
      {
        if (StarPos > CommaPos)
        {
          starCounter = 0U;
          NextCommaPos = CommaPos;
        }
      }

      if (StarPos != std::string::npos)
      {
        starCounter++;
      }

      if (starCounter >= 3U)
      {
        std::cout << "17.5 : " << "Pointer has more than 2 levels of indirection : " << std::endl;
        std::cout << SL.printToString(*MR.SourceManager) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(MR.Context, SL, "17.5", "Pointer has more than 2 levels on indirection : ");

        break;
      }
    }

  }

private:
  Rewriter &Rewrite;
};
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/*the sourcelocation used in the overload of XMLAddNode that takes sourcemanager as input parameter uses
the spelling location so the client does not need to check the sourcelocation for macros expansions.*/
class PPInclusion : public PPCallbacks
{
public:
  explicit PPInclusion (SourceManager *SM) : SM(*SM) {}

  virtual void InclusionDirective (SourceLocation HashLoc, const Token &IncludeTok, StringRef FileName, \
                                   bool IsAngled, CharSourceRange FileNameRange, const FileEntry* File, \
                                   StringRef SearchPath, StringRef RelativePath, const clang::Module* Imported)
  {
    if (IsAngled)
    {
      size_t singleQPos = FileName.find("\'", 0);
      size_t doubleQPos = FileName.find("\"", 0);
      size_t whateverSlashPos = FileName.find("\\", 0);
      size_t commentPos = FileName.find("\\*", 0);

      if (singleQPos != std::string::npos || doubleQPos != std::string::npos || whateverSlashPos != std::string::npos || commentPos != std::string::npos)
      {
        std::cout << "19.2 : " << "illegal characters in inclusion directive : " << std::endl;
        std::cout << HashLoc.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, HashLoc, "19.2", "illegal characters in inclusion directive : ");
      }

      if (FileName == "errno.h")
      {
        std::cout << "20.5 : " << "errno shall not be used : " << std::endl;
        std::cout << HashLoc.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, HashLoc, "20.5", "errno shall not be used : ");
      }

      if (FileName == "time.h")
      {
        std::cout << "20.12 : " << "stdlib time.h is included in the project. use is forbidden : " << std::endl;
        std::cout << HashLoc.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, HashLoc, "20.12", "stdlib time.h is included in the project. use is forbidden : ");
      }

      if (FileName == "stdio.h")
      {
        std::cout << "20.9 : " << "stdlib stdio.h is included in the project. use is forbidden : " << std::endl;
        std::cout << HashLoc.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, HashLoc, "20.9", "stdlib stdio.h is included in the project. use is forbidden : ");
      }

      if (FileName == "signal.h")
      {
        std::cout << "20.8 : " << "stdlib signal.h is included in the project. use is forbidden : " << std::endl;
        std::cout << HashLoc.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, HashLoc, "20.8", "stdlib signal.h is included in the project. use is forbidden : ");
      }
    }
    else
    {
      size_t singleQPos = FileName.find("\'", 0);
      size_t whateverSlashPos = FileName.find("\\", 0);
      size_t commentPos = FileName.find("\\*", 0);

      if (singleQPos != std::string::npos || whateverSlashPos != std::string::npos || commentPos != std::string::npos)
      {
        std::cout << "19.2 : " << "illegal characters in inclusion directive : " << std::endl;
        std::cout << HashLoc.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, HashLoc, "19.2", "illegal characters in inclusion directive : ");
      }
    }

    size_t whateverSlashPos = FileName.find("\\", 0);
    size_t theotherSlashPos = FileName.find("/", 0);

    if (whateverSlashPos != std::string::npos || theotherSlashPos != std::string::npos)
    {
      std::cout << "19.3 : " << "Include directive contains file address, not just name : " << std::endl;
      std::cout << HashLoc.printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, HashLoc, "19.3", "Include directive contains file address, not just name : ");
    }

  }

  /*if the macro is not checked for being defined before almost any kind of use, the code will break in seemingly random ways.*/
  /*FIXME-the macro definition is the definition of the macro passed to defined. not sure what happens if there are more than two.
  basically i dont know how to just get the tokens after defined.*/
  virtual void Defined(const Token &MacroNameTok, const MacroDefinition &MD, SourceRange Range)
  {
    SourceLocation SL = Range.getBegin();

    const MacroInfo* MI = MD.getMacroInfo();

    DefMacroDirective* DMD = MD.getLocalDirective();

    bool ShouldBeTagged195 = false;

    if (DMD->isDefined())
    {
      if (!MI->tokens_empty())
      {
        ArrayRef<Token> TokenArrayRef = MI->tokens();

        unsigned NumOfTokens = MI->getNumTokens();

        if (NumOfTokens == 1U)
        {
          if (!(TokenArrayRef[0].getKind() == tok::identifier))
          {
            ShouldBeTagged195 = true;
          }
        }
        else if (NumOfTokens == 3U)
        {
          if (!(TokenArrayRef[0].getKind() == tok::l_paren && TokenArrayRef[1].getKind() == tok::identifier && TokenArrayRef[2].getKind() == tok::r_paren))
          {
            //ShouldBeTagged195 = true;
          }
        }
        else
        {
          //ShouldBeTagged195 = true;
        }
      }
      else
      {
        //ShouldBeTagged195 = true;
      }

      if (ShouldBeTagged195)
      {
#if 0
        std::cout << "19.14 : " << "Illegal \"defined\" form : " << std::endl;
        std::cout << SL.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, SL, "19.14", "Illegal \"defined\" form : ");
#endif
      }
    }

  }

  virtual void MacroUndefined(const Token &MacroNameTok, const MacroDefinition &MD)
  {
    const MacroInfo* MI = MD.getMacroInfo();

    DefMacroDirective* DMD = MD.getLocalDirective();

    SourceLocation SL = MacroNameTok.getLocation();

    /*start of 20.1*/
    /*inline and restrict are C99*/
    if (MacroNameTok.isOneOf(tok::kw_auto, tok::kw_break, tok::kw_case, tok::kw_char, tok::kw_const, tok::kw_continue, \
                             tok::kw_default, tok::kw_do, tok::kw_double, tok::kw_else, tok::kw_enum, tok::kw_extern, \
                             tok::kw_float, tok::kw_for, tok::kw_goto, tok::kw_if, tok::kw_inline, tok::kw_int, tok::kw_long, \
                             tok::kw_register, tok::kw_restrict, tok::kw_return, tok::kw_short, tok::kw_signed, tok::kw_sizeof, \
                             tok::kw_static, tok::kw_struct, tok::kw_switch, \
                             tok::kw_typedef, tok::kw_union, tok::kw_unsigned, tok::kw_void, tok::kw_volatile, tok::kw_while))
    {
      std::cout << "20.1 : " << "C keyword undefined : " << std::endl;
      std::cout << SL.printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, SL, "20.1", "C keyword undefined : ");
    }

    if (DMD->getPrevious() != nullptr)
    {
      const MacroDirective* PMD = DMD->getPrevious();
      SourceLocation PSL = PMD->getLocation();

      if (SM.isInSystemHeader(PSL) || MI->isBuiltinMacro())
      {
        std::cout << "20.1 : " << "C standard library macro undefined : " << std::endl;
        std::cout << SL.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, SL, "20.1", "C standard library macro undefined : ");
      }
    }
    /*end of 20.1*/

    /*start of 19.5*/
    if (!MI->isBuiltinMacro() && SM.isInMainFile(SL) && !SM.isInSystemHeader(SL))
    {
      MacroUndefSourceLocation.push_back(SL);
    }
    /*end of 19.5*/

    std::cout << "19.6 : " << "Use of #undef is illegal : " << std::endl;
    std::cout << SL.printToString(SM) << "\n" << std::endl;

    XMLDocOut.XMLAddNode(SM, SL, "19.6", "Use of #undef is illegal : ");
  }

  virtual void MacroDefined(const Token &MacroNameTok, const MacroDirective *MD)
  {
    const MacroInfo* MI = MD->getMacroInfo();

    SourceLocation SL = MacroNameTok.getLocation();
    unsigned MacroNumArgs = MI->getNumArgs();

    /*start of 19.5*/
    if (!MI->isBuiltinMacro() && SM.isInMainFile(SL) && !SM.isInSystemHeader(SL))
    {
      MacroDefSourceLocation.push_back(SM.getExpansionLoc(SL));
      MacroNameString.push_back(MacroNameTok.getIdentifierInfo()->getName().str());
    }
    /*end of 19.5*/

    /*start of 20.1*/
    /*inline and restrict are C99*/
    if (MacroNameTok.isOneOf(tok::kw_auto, tok::kw_break, tok::kw_case, tok::kw_char, tok::kw_const, tok::kw_continue, \
                             tok::kw_default, tok::kw_do, tok::kw_double, tok::kw_else, tok::kw_enum, tok::kw_extern, \
                             tok::kw_float, tok::kw_for, tok::kw_goto, tok::kw_if, tok::kw_inline, tok::kw_int, tok::kw_long, \
                             tok::kw_register, tok::kw_restrict, tok::kw_return, tok::kw_short, tok::kw_signed, tok::kw_sizeof, \
                             tok::kw_static, tok::kw_struct, tok::kw_switch, \
                             tok::kw_typedef, tok::kw_union, tok::kw_unsigned, tok::kw_void, tok::kw_volatile, tok::kw_while))
    {
      std::cout << "20.1 : " << "C keyword defined : " << std::endl;
      std::cout << SL.printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, SL, "20.1", "C keyword defined : ");
    }

    if (MD->getPrevious() != nullptr)
    {
      const MacroDirective* PMD = MD->getPrevious();
      SourceLocation PSL = PMD->getLocation();

      if (SM.isInSystemHeader(PSL) || MI->isBuiltinMacro())
      {
        std::cout << "20.1 : " << "C standard library macro redefined : " << std::endl;
        std::cout << SL.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, SL, "20.1", "C standard library macro redefined : ");
      }
    }
    /*end of 20.1*/

    ArrayRef<Token> TokenArrayRef = MI->tokens();
    ArrayRef<const IdentifierInfo*> MacroArgsArrRef = MI->args();

    unsigned NumOfTokens = MI->getNumTokens();

    bool hasSingleHash = false;
    bool hasDoubleHash = false;

    for (unsigned x = 0; x < NumOfTokens; ++x)
    {
      if (TokenArrayRef[x].getKind() == tok::hash)
      {
        hasSingleHash = true;

        std::cout << "19.13 : " << "Macro has # token : " << std::endl;
        std::cout << SL.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, SL, "19.13", "Macro has # token : ");
      }

      if (TokenArrayRef[x].getKind() == tok::hashhash)
      {
        hasDoubleHash = true;

        std::cout << "19.13 : " << "Macro has ## token : " << std::endl;
        std::cout << SL.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, SL, "19.13", "Macro has ## token : ");
      }
    }

    if (hasSingleHash && hasDoubleHash)
    {
      std::cout << "19.12 : " << "Macro has # and ## tokens : " << std::endl;
      std::cout << SL.printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, SL, "19.12", "Macro has # and ## tokens : ");
    }

    if (MI->isFunctionLike())
    {
      bool ShouldBeTagged = false;
      bool IsIdentifierMacroArg = false;
      bool HasHash = false;

      for (unsigned x = 0U; x < NumOfTokens; ++x)
      {
        if (TokenArrayRef[x].getKind() == tok::identifier)
        {
          for (unsigned  xx = 0; xx < MacroNumArgs; ++xx)
          {
            if (TokenArrayRef[x].getIdentifierInfo()->getName().str() == MacroArgsArrRef[xx]->getName().str())
            {
              IsIdentifierMacroArg = true;
            }
          }

          if (IsIdentifierMacroArg)
          {
            if (x <= NumOfTokens - 2U)
            {
              if (TokenArrayRef[x + 1U].getKind() == tok::hashhash)
              {
                HasHash = true;
              }
            }

            if (x >= 1U)
            {
              if (TokenArrayRef[x - 1U].getKind() == tok::hash || TokenArrayRef[x - 1U].getKind() == tok::hashhash)
              {
                HasHash = true;
              }
            }

            if (x <= NumOfTokens - 2U)
            {
              if (!(TokenArrayRef[x + 1U].getKind() == tok::r_paren) && !HasHash)
              {
                ShouldBeTagged = true;
              }
            }

            if (x >= 1U)
            {
              if (!(TokenArrayRef[x - 1U].getKind() == tok::l_paren) && !HasHash)
              {
                ShouldBeTagged = true;
              }
            }
          }
        }

        IsIdentifierMacroArg = false;
        HasHash = false;
      }

      if (ShouldBeTagged)
      {
        std::cout << "19.10 : " << "Funciton-like macro's parameters are not enclosed in parantheses or dont have hash : " << std::endl;
        std::cout << SL.printToString(SM) << "\n" << std::endl;

        XMLDocOut.XMLAddNode(SM, SL, "19.10", "Funciton-like macro's parameters are not enclosed in parantheses or dont have hash : ");
      }

      std::cout << "19.7 : " << "Function-like macro used : " << std::endl;
      std::cout << SL.printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, SL, "19.7", "Function-like macro used : ");

      if (MacroNumArgs != 0)
      {
        for (unsigned x = 0; x < MacroNumArgs; ++x)
        {
          if (MacroArgsArrRef[0]->hasMacroDefinition())
          {
            std::cout << "19.9 : " << "Function-like macro's argument contains macros : " << std::endl;
            std::cout << SL.printToString(SM) << "\n" << std::endl;

            XMLDocOut.XMLAddNode(SM, SL, "19.9", "Function-like macro's argument contains macros : ");

            break;
          }
        }
      }
    }
  }

  virtual void MacroExpands(const Token &MacroNameTok, const MacroDefinition &MD, SourceRange Range, const MacroArgs *Args)
  {
    SourceLocation SL = MacroNameTok.getLocation();

    IdentifierInfo* II = MacroNameTok.getIdentifierInfo();

    std::string MacroNameString = II->getName().str();

    DefMacroDirective* DMD = MD.getLocalDirective();

    if (MacroNameString == "offsetof" && SM.isInSystemHeader(DMD->getLocation()))
    {
      std::cout << "20.6 : " << "use of offsetof is illegal : " << std::endl;
      std::cout << Range.getBegin().printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, SL, "20.6", "use of offsetof is illegal : ");
    }

    if (MacroNameString == "setjmp" && SM.isInSystemHeader(DMD->getLocation()))
    {
      std::cout << "20.7 : " << "use of setjmp is illegal : " << std::endl;
      std::cout << Range.getBegin().printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, SL, "20.7", "use of setjmp is illegal : ");
    }

    if (!DMD->isDefined())
    {
      std::cout << "19.11 : " << "Use of undefined macro : " << std::endl;
      std::cout << Range.getBegin().printToString(SM) << "\n" << std::endl;

      XMLDocOut.XMLAddNode(SM, SL, "19.11", "Use of undefined macro : ");
    }
  }

private:
  const SourceManager &SM;
};
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/**********************************************************************************************************************/
class MyASTConsumer : public ASTConsumer {

public:
  MyASTConsumer(Rewriter &R) : HandlerForCmpless(R), HandlerWhileCmpless(R), HandlerElseCmpless(R), HandlerIfCmpless(R), \
    HandlerForIfElse(R), HandlerForSwitchBrkLess(R), HandlerForSwitchDftLEss(R), HandlerForMCSwitch151(R), HandlerForMCSwitch155(R), \
    HandlerForMCFunction161(R), HandlerForFunction162(R), HandlerForFunction164(R), HandlerForFunction166(R), HandlerForFunction168(R), \
    HandlerForFunction169(R), HandlerForPA171(R), HandlerForSU184(R), HandlerForType6465(R), HandlerForDCDF81(R), HandlerForDCDF82(R), \
    HandlerForInit91(R), HandlerForInit92(R), HandlerForInit93(R), HandlerForExpr123(R), HandlerForExpr124(R), HandlerForExpr125(R), \
    HandlerForExpr126(R), HandlerForExpr127(R), HandlerForExpr128(R), HandlerForExpr129(R), HandlerForExpr1210(R), HandlerForExpr1213(R), \
    HandlerForCSE131(R), HandlerForCSE132(R), HandlerForCSE1332(R), HandlerForCSE134(R), HandlerForCSE136(R), HandlerForCF144(R), \
    HandlerForCF145(R), HandlerForCF146(R), HandlerForCF147(R), HandlerForCF148(R), HandlerForSwitch154(R), HandlerForPTC111(R), \
    HandlerForCSE137(R), HandlerForDCDF810(R), HandlerForFunction165(R), HandlerForFunction1652(R), HandlerForPointer171(R), \
    HandlerForPointer1723(R), HandlerForPointer174(R), HandlerForPointer175(R) {

    /*forstmts whithout a compound statement.*/
    Matcher.addMatcher(forStmt(unless(hasDescendant(compoundStmt()))).bind("mcfor"), &HandlerForCmpless);

    /*whilestmts without a compound statement.*/
    Matcher.addMatcher(whileStmt(unless(hasDescendant(compoundStmt()))).bind("mcwhile"), &HandlerWhileCmpless);

    /*else blocks that dont have a compound statemnt.*/
    Matcher.addMatcher(ifStmt(allOf(hasElse(unless(ifStmt())), hasElse(unless(compoundStmt())))).bind("mcelse"), &HandlerElseCmpless);

    /*if blocks that dont have a compound statement.*/
    Matcher.addMatcher(ifStmt(unless(hasDescendant(compoundStmt()))).bind("mcif"), &HandlerIfCmpless);

    /*if-elseif statements that are missing the else block.*/
    Matcher.addMatcher(ifStmt(allOf(hasElse(ifStmt()), unless(hasAncestor(ifStmt())), unless(hasDescendant(ifStmt(hasElse(unless(ifStmt()))))))).bind("mcifelse"), &HandlerForIfElse);

    Matcher.addMatcher(switchStmt(hasDescendant(compoundStmt(hasDescendant(switchCase(unless(hasDescendant(breakStmt()))))))).bind("mcswitchbrk"), &HandlerForSwitchBrkLess);

    Matcher.addMatcher(switchStmt(unless(hasDescendant(defaultStmt()))).bind("mcswitchdft"), &HandlerForSwitchDftLEss);

    Matcher.addMatcher(switchStmt(forEachDescendant(caseStmt(hasAncestor(compoundStmt().bind("mccmp151"))).bind("mccase151"))), &HandlerForMCSwitch151);

    Matcher.addMatcher(switchStmt(unless(hasDescendant(caseStmt()))).bind("mcswitch155"), &HandlerForMCSwitch155);

    Matcher.addMatcher(functionDecl().bind("mcfunction161"), &HandlerForMCFunction161);

    Matcher.addMatcher(functionDecl(forEachDescendant(callExpr().bind("mc162callexpr"))).bind("mc162funcdec"), &HandlerForFunction162);

    Matcher.addMatcher(functionDecl().bind("mcfunc164"), &HandlerForFunction164);

    Matcher.addMatcher(callExpr().bind("mcfunc166"), &HandlerForFunction166);

    Matcher.addMatcher(functionDecl(forEachDescendant(returnStmt().bind("mcfunc168"))), &HandlerForFunction168);

    Matcher.addMatcher(implicitCastExpr(unless(hasAncestor(callExpr()))).bind("mcfunc169"), &HandlerForFunction169);

    Matcher.addMatcher(varDecl().bind("mcpa171"), &HandlerForPA171);

    Matcher.addMatcher(recordDecl(isUnion()).bind("mcsu184"), &HandlerForSU184);

    Matcher.addMatcher(fieldDecl(isBitField()).bind("mctype6465"), &HandlerForType6465);

    Matcher.addMatcher(functionDecl().bind("mcdcdf81"), &HandlerForDCDF81);

    Matcher.addMatcher(varDecl().bind("mcdcdf82"), &HandlerForDCDF82);

    Matcher.addMatcher(varDecl().bind("mcinit91"), &HandlerForInit91);

    Matcher.addMatcher(initListExpr(hasAncestor(varDecl().bind("mcinit92daddy"))).bind("mcinit92"), &HandlerForInit92);

    Matcher.addMatcher(enumConstantDecl(anyOf(allOf(hasDescendant(integerLiteral().bind("mcinit93kiddy")), \
                                        hasAncestor(enumDecl().bind("mcinit93daddy"))), hasAncestor(enumDecl().bind("mcinit93daddy")))).bind("mcinit93"), &HandlerForInit93);

    Matcher.addMatcher(unaryExprOrTypeTraitExpr(hasDescendant(expr().bind("mcexpr123kiddy"))).bind("mcexpr123"), &HandlerForExpr123);

    Matcher.addMatcher(binaryOperator(allOf(eachOf(hasOperatorName("||"), hasOperatorName("&&")), hasRHS(expr().bind("mcexpr124")))), &HandlerForExpr124);

    Matcher.addMatcher(binaryOperator(allOf(eachOf(hasOperatorName("||"), hasOperatorName("&&")), \
                                            eachOf(hasRHS(allOf(expr().bind("lrhs"), unless(anyOf(implicitCastExpr() , declRefExpr(), callExpr(), floatLiteral(), integerLiteral(), stringLiteral()))))\
                                                , hasLHS(allOf(expr().bind("lrhs"), unless(anyOf(implicitCastExpr(), declRefExpr(), callExpr(), floatLiteral(), integerLiteral(), stringLiteral())))))))\
                       , &HandlerForExpr125);
    Matcher.addMatcher(binaryOperator(allOf(eachOf(hasOperatorName("||"), hasOperatorName("&&")), \
                                            eachOf(hasLHS(expr().bind("mcexpr126rl")), hasRHS(expr().bind("mcexpr126rl"))))), &HandlerForExpr126);

    Matcher.addMatcher(binaryOperator(allOf(eachOf(hasOperatorName("<<"), hasOperatorName(">>"), hasOperatorName("~"), hasOperatorName("<<="), \
                                            hasOperatorName(">>="), hasOperatorName("&"), hasOperatorName("&="), hasOperatorName("^"), hasOperatorName("^=")\
                                            , hasOperatorName("|"), hasOperatorName("|=")), eachOf(hasLHS(expr().bind("mcexpr127rl")), hasRHS(expr().bind("mcexpr127rl"))))), &HandlerForExpr127);
    Matcher.addMatcher(binaryOperator(allOf(eachOf(hasOperatorName(">>"), hasOperatorName(">>="), hasOperatorName("<<="), hasOperatorName("<<")), \
                                            hasLHS(expr().bind("mcexpr128lhs")) , hasRHS(expr().bind("mcexpr128rhs")))), &HandlerForExpr128);
    Matcher.addMatcher(unaryOperator(allOf(hasOperatorName("-"), hasUnaryOperand(expr().bind("mcexpr129")))), &HandlerForExpr129);

    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName(","), hasLHS(expr().bind("mcexpr1210")))), &HandlerForExpr1210);

    Matcher.addMatcher(unaryOperator(allOf(eachOf(hasOperatorName("++"), hasOperatorName("--")), anyOf(hasAncestor(binaryOperator()), hasDescendant(binaryOperator())))).bind("mcexpr1213"), &HandlerForExpr1213);

    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName("="), eachOf(hasLHS(expr().bind("cse131rlhs")), hasRHS(expr().bind("cse131rlhs"))))), &HandlerForCSE131);

    Matcher.addMatcher(ifStmt(hasCondition(expr(unless(hasDescendant(binaryOperator(anyOf(hasOperatorName("<")\
                                           , hasOperatorName(">"), hasOperatorName("=="), hasOperatorName("<="), hasOperatorName(">=")))))).bind("mccse132"))), &HandlerForCSE132);
    Matcher.addMatcher(binaryOperator(allOf(anyOf(hasOperatorName("<"), hasOperatorName(">"), hasOperatorName("<="), hasOperatorName(">="), hasOperatorName("==")), \
                                            eachOf(hasLHS(expr().bind("mccse1332rl")), hasRHS(expr().bind("mccse1332rl"))))).bind("mccse1332daddy"), &HandlerForCSE1332);
    Matcher.addMatcher(forStmt().bind("mccse134"), &HandlerForCSE134);

    Matcher.addMatcher(forStmt(forEachDescendant(stmt(eachOf(unaryOperator(allOf(anyOf(hasOperatorName("++"), hasOperatorName("--")), hasUnaryOperand(declRefExpr().bind("mccse136kiddo")))), \
                               binaryOperator(allOf(hasOperatorName("="), hasLHS(declRefExpr().bind("mccse136kiddo")))))))).bind("mccse136daddy"), &HandlerForCSE136);

    Matcher.addMatcher(gotoStmt().bind("mccf144"), &HandlerForCF144);

    Matcher.addMatcher(continueStmt().bind("mccf145"), &HandlerForCF145);

    Matcher.addMatcher(breakStmt(hasAncestor(stmt(anyOf(forStmt().bind("mccffofo"), doStmt().bind("mccfdodo"), whileStmt().bind("mccfwuwu"))))), &HandlerForCF146);

    Matcher.addMatcher(returnStmt(hasAncestor(functionDecl().bind("mccf147"))), &HandlerForCF147);

    Matcher.addMatcher(forStmt(unless(has(compoundStmt()))).bind("mccf148for"), &HandlerForCF148);

    Matcher.addMatcher(whileStmt(unless(has(compoundStmt()))).bind("mccf148while"), &HandlerForCF148);

    Matcher.addMatcher(doStmt(unless(has(compoundStmt()))).bind("mccf148do"), &HandlerForCF148);

    Matcher.addMatcher(switchStmt(unless(has(compoundStmt()))).bind("mccf148switch"), &HandlerForCF148);

    Matcher.addMatcher(switchStmt(hasCondition(expr().bind("mcswitch154"))).bind("mcswitch154daddy"), &HandlerForSwitch154);

    Matcher.addMatcher(declRefExpr().bind("mcptc111"), &HandlerForPTC111);

    Matcher.addMatcher(expr().bind("mccse137"), &HandlerForCSE137);

    Matcher.addMatcher(callExpr(hasAncestor(functionDecl().bind("mcdcdf810daddy"))).bind("mcdcdf810"), &HandlerForDCDF810);

    Matcher.addMatcher(functionDecl(allOf(returns(anything()), unless(returns(asString("void"))), hasBody(compoundStmt()) , unless(hasDescendant(returnStmt())))).bind("mcfunction165"), &HandlerForFunction165);

    Matcher.addMatcher(functionDecl(allOf(parameterCountIs(0), hasBody(compoundStmt()))).bind("mcfunction1652"), &HandlerForFunction1652);

    Matcher.addMatcher(declRefExpr(allOf(to(varDecl().bind("loco")), unless(hasParent(castExpr(hasCastKind(clang::CK_ArrayToPointerDecay)))), hasAncestor(stmt(eachOf(binaryOperator(hasOperatorName("+")).bind("bino"), \
                                         binaryOperator(hasOperatorName("-")).bind("bino"), unaryOperator(hasOperatorName("++")).bind("uno"), \
                                         unaryOperator(hasOperatorName("--")).bind("uno"), binaryOperator(hasOperatorName("/")).bind("bino"), \
                                         binaryOperator(hasOperatorName("*")).bind("bino"), binaryOperator(hasOperatorName("<")).bind("bino"), \
                                         binaryOperator(hasOperatorName("<=")).bind("bino"), binaryOperator(hasOperatorName(">")).bind("bino"), \
                                         binaryOperator(hasOperatorName(">=")).bind("bino")))))).bind("mcpointer171"), &HandlerForPointer171);

    /*start of 17.3 matchers*/
    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName("<="), hasRHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs")), \
                                            has(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs"))))), \
                                            hasLHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs")), \
                                                has(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs"))))))).bind("mcpointer1723daddy"), &HandlerForPointer1723);

    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName("<"), hasRHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs")), \
                                            has(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs"))))), \
                                            hasLHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs")), \
                                                has(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs"))))))).bind("mcpointer1723daddy"), &HandlerForPointer1723);

    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName(">="), hasRHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs")), \
                                            has(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs"))))), \
                                            hasLHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs")), \
                                                has(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs"))))))).bind("mcpointer1723daddy"), &HandlerForPointer1723);

    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName(">"), hasRHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs")), \
                                            has(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs"))))), \
                                            hasLHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs")), \
                                                has(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs"))))))).bind("mcpointer1723daddy"), &HandlerForPointer1723);

    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName("-"), hasRHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs")), \
                                            has(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs"))))), \
                                            hasLHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs")), \
                                                has(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs"))))))).bind("mcpointer1723daddy"), &HandlerForPointer1723);

    Matcher.addMatcher(binaryOperator(allOf(hasOperatorName("-="), hasRHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs")), \
                                            has(declRefExpr(hasType(pointerType())).bind("mcpointer1723rhs"))))), \
                                            hasLHS(expr(anyOf(hasDescendant(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs")), \
                                                has(declRefExpr(hasType(pointerType())).bind("mcpointer1723lhs"))))))).bind("mcpointer1723daddy"), &HandlerForPointer1723);
    /*end of 17.3 matchers*/

    /*start of 17.4 matchers*/
    Matcher.addMatcher(castExpr(allOf(hasCastKind(CK_ArrayToPointerDecay), unless(hasParent(arraySubscriptExpr())))).bind("mcpointer174"), &HandlerForPointer174);

    Matcher.addMatcher(declRefExpr(allOf(hasAncestor(expr(anyOf(binaryOperator(hasOperatorName("-=")), \
                                         unaryOperator(hasOperatorName("++")), unaryOperator(hasOperatorName("--")), \
                                         binaryOperator(hasOperatorName("+")), binaryOperator(hasOperatorName("+=")), \
                                         binaryOperator(hasOperatorName("-"))))), to(varDecl(hasType(pointerType()))))).bind("mcpointer1742"), &HandlerForPointer174);
    /*end of 17.4 matchers*/
    Matcher.addMatcher(varDecl(hasType(pointerType())).bind("mcpointer175"), &HandlerForPointer175);

    Matcher.addMatcher(fieldDecl().bind("mcpointer175field"), &HandlerForPointer175);
  }

  void HandleTranslationUnit(ASTContext &Context) override {
    Matcher.matchAST(Context);
  }

private:
  MCForCmpless HandlerForCmpless;
  MCWhileCmpless HandlerWhileCmpless;
  MCElseCmpless HandlerElseCmpless;
  MCIfCmpless HandlerIfCmpless;
  IfElseMissingFixer HandlerForIfElse;
  MCSwitchBrkless HandlerForSwitchBrkLess;
  MCSwitchDftLess HandlerForSwitchDftLEss;
  MCSwitch151 HandlerForMCSwitch151;
  MCSwitch155 HandlerForMCSwitch155;
  MCFunction161 HandlerForMCFunction161;
  MCFunction162 HandlerForFunction162;
  MCFunction164 HandlerForFunction164;
  MCFunction166 HandlerForFunction166;
  MCFunction168 HandlerForFunction168;
  MCFunction169 HandlerForFunction169;
  MCPA171 HandlerForPA171;
  MCSU184 HandlerForSU184;
  MCTypes6465 HandlerForType6465;
  MCDCDF81 HandlerForDCDF81;
  MCDCDF82 HandlerForDCDF82;
  MCInit91 HandlerForInit91;
  MCInit92 HandlerForInit92;
  MCInit93 HandlerForInit93;
  MCExpr123 HandlerForExpr123;
  MCExpr124 HandlerForExpr124;
  MCExpr125 HandlerForExpr125;
  MCExpr126 HandlerForExpr126;
  MCExpr127 HandlerForExpr127;
  MCExpr128 HandlerForExpr128;
  MCExpr129 HandlerForExpr129;
  MCExpr1210 HandlerForExpr1210;
  MCExpr1213 HandlerForExpr1213;
  MCCSE131 HandlerForCSE131;
  MCCSE132 HandlerForCSE132;
  MCCSE1332 HandlerForCSE1332;
  MCCSE134 HandlerForCSE134;
  MCCSE136 HandlerForCSE136;
  MCCF144 HandlerForCF144;
  MCCF145 HandlerForCF145;
  MCCF146 HandlerForCF146;
  MCCF147 HandlerForCF147;
  MCCF148 HandlerForCF148;
  MCSwitch154 HandlerForSwitch154;
  MCPTC111 HandlerForPTC111;
  MCCSE137 HandlerForCSE137;
  MCDCDF810 HandlerForDCDF810;
  MCFunction165 HandlerForFunction165;
  MCFunction1652 HandlerForFunction1652;
  MCPointer171 HandlerForPointer171;
  MCPointer1723 HandlerForPointer1723;
  MCPointer174 HandlerForPointer174;
  MCPointer175 HandlerForPointer175;
  MatchFinder Matcher;
};
/**********************************************************************************************************************/
/**********************************************************************************************************************/
class MyFrontendAction : public ASTFrontendAction
{
public:
  MyFrontendAction() {}

  std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI, StringRef file) override
  {
    CI.getPreprocessor().addPPCallbacks(llvm::make_unique<PPInclusion>(&CI.getSourceManager()));

    TheRewriter.setSourceMgr(CI.getSourceManager(), CI.getLangOpts());
    return llvm::make_unique<MyASTConsumer>(TheRewriter);
  }

private:
  Rewriter TheRewriter;
};
/**********************************************************************************************************************/
/*Main*/
int main(int argc, const char **argv)
{
  CommonOptionsParser op(argc, argv, MatcherSampleCategory);
  ClangTool Tool(op.getCompilations(), op.getSourcePathList());

  XMLDocOut.XMLCreateReport();

  int RunResult = Tool.run(newFrontendActionFactory<MyFrontendAction>().get());

  XMLDocOut.SaveReport();

  return RunResult;
}
/*last line intentionally left blank.*/