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90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2002, 2003, 2004, 2007, 2008, 2009, 2010, 2011
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Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <unistd.h>
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#include <stdlib.h>
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#include <pthread.h>
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unsigned int args[2];
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int trigger = 0;
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void *
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thread_function0 (void *arg)
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{
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int my_number = (long) arg;
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volatile int *myp = (volatile int *) &args[my_number];
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while (*myp > 0)
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{
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(*myp) ++;
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usleep (1); /* Loop increment 1. */
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}
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return NULL;
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}
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void *
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thread_function0_1 (void *arg)
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{
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void *ret = thread_function0 (arg);
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return ret; /* set breakpoint here */
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}
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void *
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thread_function1 (void *arg)
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{
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int my_number = (long) arg;
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volatile int *myp = (volatile int *) &args[my_number];
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while (*myp > 0)
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{
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(*myp) ++;
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usleep (1); /* Loop increment 2. */
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}
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return NULL;
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}
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int
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main ()
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{
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int res;
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pthread_t threads[2];
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void *thread_result;
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long i = 0;
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args[i] = 1; /* Init value. */
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res = pthread_create (&threads[i], NULL,
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thread_function0_1,
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(void *) i);
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i++;
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args[i] = 1; /* Init value. */
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res = pthread_create(&threads[i], NULL,
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thread_function1,
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(void *) i);
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pthread_join (threads[0], &thread_result);
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pthread_join (threads[1], &thread_result);
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exit(EXIT_SUCCESS);
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}
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