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/* Compiler options:

/* Compiler options:

#notarget: cris*-*-elf

#notarget: cris*-*-elf

#cc: additional_flags=-pthread

#cc: additional_flags=-pthread

#output: abb ok\n

#output: abb ok\n

   Testing a pthread corner case.  Output will change with glibc

   Testing a pthread corner case.  Output will change with glibc

   releases.  */

   releases.  */

#include <stddef.h>

#include <stddef.h>

#include <stdio.h>

#include <stdio.h>

#include <unistd.h>

#include <unistd.h>

#include <pthread.h>

#include <pthread.h>

#include <stdlib.h>

#include <stdlib.h>

static void *

static void *

process (void *arg)

process (void *arg)

{

{

  int i;

  int i;

  if (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) != 0)

  if (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) != 0)

    abort ();

    abort ();

  write (2, "a", 1);

  write (2, "a", 1);

  for (i = 0; i < 10; i++)

  for (i = 0; i < 10; i++)

    {

    {

      sched_yield ();

      sched_yield ();

      pthread_testcancel ();

      pthread_testcancel ();

      write (2, "b", 1);

      write (2, "b", 1);

    }

    }

  return NULL;

  return NULL;

}

}

int

int

main (void)

main (void)

{

{

  int retcode;

  int retcode;

  pthread_t th_a;

  pthread_t th_a;

  void *retval;

  void *retval;

  retcode = pthread_create (&th_a, NULL, process, NULL);

  retcode = pthread_create (&th_a, NULL, process, NULL);

  sched_yield ();

  sched_yield ();

  sched_yield ();

  sched_yield ();

  sched_yield ();

  sched_yield ();

  sched_yield ();

  sched_yield ();

  retcode = pthread_cancel (th_a);

  retcode = pthread_cancel (th_a);

  retcode = pthread_join (th_a, &retval);

  retcode = pthread_join (th_a, &retval);

  if (retcode != 0)

  if (retcode != 0)

    abort ();

    abort ();

  fprintf (stderr, " ok\n");

  fprintf (stderr, " ok\n");

  return 0;

  return 0;

}

}