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The top level file, calc++.cc, poses no problem.
#include <iostream> #include "calc++-driver.hh" int main (int argc, char *argv[]) { calcxx_driver driver; for (++argv; argv[0]; ++argv) if (*argv == std::string ("-p")) driver.trace_parsing = true; else if (*argv == std::string ("-s")) driver.trace_scanning = true; else if (!driver.parse (*argv)) std::cout << driver.result << std::endl; }