better debugging

foo.cpp

void foo(const char** const& argv, int const& argc, int const& r, std::string const& s) {
  // gdb can now access everything (no optimized out variables)
  __asm__("int3");
}

main.cpp

#include <cstdio>
#include <unistd.h>
#include <string>

int main(int argc, const char** argv) {
  std::string s = "abc";
  int r = write(fileno(stderr), "foo", sizeof("foo"));
  // auto generate function that captures references to all variables
  void foo(const char** const& argv, int const& argc, int const& r, std::string const& s);
  foo(argv, argc, r, s);
}