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/* Test for builtin noreturn attributes.  */

/* Origin: Joseph Myers <jsm28@cam.ac.uk> */

/* { dg-options "-multiply_defined suppress" { target powerpc-*-darwin* } } */

/* { dg-do link } */

/* { dg-require-weak "" } */

extern void abort (void);

extern void exit (int);

extern void _exit (int);

extern void _Exit (int);

extern void tabort (void);

extern void texit (void);

extern void t_exit (void);

extern void t_Exit (void);

extern void link_failure (void);

/* Some libcs have _exit and/or _Exit, and won't allow it to be re-defined,

   so make it weak.  */

#pragma weak _exit

#pragma weak _Exit

int

main (void)

{

  volatile int i = 0;

  if (i)

    tabort ();

  if (i)

    texit ();

  if (i)

    t_exit ();

  if (i)

    t_Exit ();

  exit (0);

}

void

tabort (void)

{

  abort ();

  link_failure ();

}

void

texit (void)

{

  exit (1);

  link_failure ();

}

void

t_exit (void)

{

  _exit (1);

  link_failure ();

}

/* Some non-Unix libcs might not have _exit.  */

void

_exit (int i)

{

  abort ();

}

void

t_Exit (void)

{

  _Exit (1);

  link_failure ();

}

/* Some libcs might not have _Exit.  */

void

_Exit (int i)

{

  abort ();

}