alloctest.cpp

#include <iostream>
#include <fstream>

int main(int argc, char **argv)
{
        std::ifstream fs(argv[1]);
        #ifdef TYPE_A
        std::string line;
        #endif
        while(true)
        {
                #ifdef TYPE_B
                std::string line;
                #endif
                if(!std::getline(fs, line)) break;
                std::cout << line << std::endl;
        }
}