Subversion Repositories openrisc_me

/* Copyright (C) 2002  Free Software Foundation

   Check that constant folding of shift operations is working.

   Roger Sayle, 10th October 2002.  */

extern void abort (void);

extern void link_error (void);

void

utest (unsigned int x)

{

  if (x >> 0 != x)

    link_error ();

  if (x << 0 != x)

    link_error ();

  if (0 << x != 0)

    link_error ();

  if (0 >> x != 0)

    link_error ();

  if (-1 >> x != -1)

    link_error ();

  if (~0 >> x != ~0)

    link_error ();

}

void

stest (int x)

{

  if (x >> 0 != x)

    link_error ();

  if (x << 0 != x)

    link_error ();

  if (0 << x != 0)

    link_error ();

  if (0 >> x != 0)

    link_error ();

}

int

main ()

{

  utest(9);

  utest(0);

  stest(9);

  stest(0);

  return 0;

}

#ifndef __OPTIMIZE__

void

link_error ()

{

  abort ();

}

#endif