mirror of
https://github.com/Zenithsiz/ftmemsim-valgrind.git
synced 2026-02-13 06:33:56 +00:00
54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/* Test program that triggers several happens-before usage errors. */
|
|
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <pthread.h>
|
|
#include "unified_annotations.h"
|
|
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
pthread_mutex_t m;
|
|
pthread_cond_t cv;
|
|
int i[64];
|
|
|
|
pthread_mutex_init(&m, NULL);
|
|
pthread_cond_init(&cv, NULL);
|
|
|
|
/* happens-after without preceding happens-before. */
|
|
ANNOTATE_HAPPENS_AFTER(&i);
|
|
|
|
/* happens-after on a mutex. */
|
|
ANNOTATE_HAPPENS_BEFORE(&m);
|
|
|
|
/* happens-after on a condition variable. */
|
|
ANNOTATE_HAPPENS_BEFORE(&cv);
|
|
|
|
/* condition variable operation on a h.b. annotated object. */
|
|
ANNOTATE_HAPPENS_BEFORE(&i);
|
|
pthread_cond_init((pthread_cond_t*)&i, NULL);
|
|
|
|
/* The sequence below is fine. */
|
|
ANNOTATE_HAPPENS_DONE(&i);
|
|
ANNOTATE_HAPPENS_BEFORE(&i);
|
|
ANNOTATE_HAPPENS_AFTER(&i);
|
|
ANNOTATE_HAPPENS_DONE(&i);
|
|
ANNOTATE_HAPPENS_BEFORE(&i);
|
|
ANNOTATE_HAPPENS_DONE(&i);
|
|
|
|
/* happens-before after happens-after without intervening happens-done. */
|
|
ANNOTATE_HAPPENS_BEFORE(&i);
|
|
ANNOTATE_HAPPENS_AFTER(&i);
|
|
ANNOTATE_HAPPENS_BEFORE(&i);
|
|
|
|
fprintf(stderr, "Done.\n");
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Local variables:
|
|
* c-basic-offset: 2
|
|
* End:
|
|
*/
|