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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgomp/] [testsuite/] [libgomp.c/] [critical-1.c] - Rev 830
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/* Trivial test of critical sections. */ /* { dg-require-effective-target sync_int_long } */ #include <omp.h> #include <sys/time.h> #include <unistd.h> #include <assert.h> #include "libgomp_g.h" static volatile int test = -1; static void function(void *dummy) { int iam = omp_get_thread_num (); int old; GOMP_critical_start (); old = __sync_lock_test_and_set (&test, iam); assert (old == -1); usleep (10); test = -1; GOMP_critical_end (); } int main() { omp_set_dynamic (0); GOMP_parallel_start (function, NULL, 3); function (NULL); GOMP_parallel_end (); return 0; }
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