text: 
  #ifndef MTPROJECT_CALLEXPRAST_H
  #define MTPROJECT_CALLEXPRAST_H
  
  
  #include "ExprAST.h"
  #include <string>
  #include <vector>
  
  class CallExprAST : public ExprAST {
  
      std::string _callee;
  
  public:
      CallExprAST(const std::string &callee);
      virtual llvm::Value *emit(llvm::IRBuilder<> &buidler, llvm::Module &module);
  };
  
  
  #endif //MTPROJECT_CALLEXPRAST_H
  