1 /* Manythreads test program.
2 Copyright 2004-2015 Free Software Foundation, Inc.
4 Written by Jeff Johnston <jjohnstn@redhat.com>
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
29 thread_function (void *arg
)
31 int x
= * (int *) arg
;
34 printf ("Thread <%d> executing\n", x
);
41 main (int argc
, char **argv
)
44 pthread_t threads
[256];
48 pthread_attr_init (&attr
);
50 #ifdef PTHREAD_STACK_MIN
51 pthread_attr_setstacksize (&attr
, 2*PTHREAD_STACK_MIN
);
54 /* Create a ton of quick-executing threads, then wait for them to
56 for (i
= 0; i
< 1000; ++i
)
58 for (j
= 0; j
< 256; ++j
)
60 args
[j
] = i
* 1000 + j
;
61 pthread_create (&threads
[j
], &attr
, thread_function
, &args
[j
]);
64 for (j
= 0; j
< 256; ++j
)
66 pthread_join (threads
[j
], NULL
);
70 pthread_attr_destroy (&attr
);
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