gradchk.cpp

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/*
 * $Id$
 *
 * Author: David Fournier
 * Copyright (c) 2008-2012 Regents of the University of California
 */
#include <fvar.hpp>
#if defined(__x86_64) || (defined(_MSC_VER) && defined(_M_X64))
  #include <stdint.h>
#endif

void grad_chk(void)
{
  if(gradient_structure::GRAD_STACK1->ptr
       <= gradient_structure::GRAD_STACK1->ptr_first)
  {
    cout << " 0 offset in gradstack " << endl;
  }    // current is one past the end so -- it
  else
  {
#if defined(__x86_64) || (defined(_MSC_VER) && defined(_M_X64))
    cout << intptr_t(gradient_structure::GRAD_STACK1->ptr)
            - intptr_t(gradient_structure::GRAD_STACK1->ptr_first)
#else
    cout << int(gradient_structure::GRAD_STACK1->ptr)
       -int(gradient_structure::GRAD_STACK1->ptr_first)
#endif
     << " offset in gradstack " << endl;
  }
}