Mercurial > hg > CbC > CbC_gcc
diff libmudflap/testsuite/libmudflap.cth/pass39-frag.c @ 0:a06113de4d67
first commit
author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libmudflap/testsuite/libmudflap.cth/pass39-frag.c Fri Jul 17 14:47:48 2009 +0900 @@ -0,0 +1,57 @@ +#include <stdlib.h> +#include <stdio.h> +#include <pthread.h> +#include <sched.h> +#include <assert.h> + +static void * +func (void *p) +{ + int *counter = (int *) p; + unsigned i; + enum { numarrays = 100, numels = 17 }; + char *arrays [numarrays]; + + for (i=0; i<numarrays; i++) + { + (*counter) ++; + unsigned x = i % numels; + arrays[i] = calloc (numels, sizeof(arrays[i][0])); + assert (arrays[i] != NULL); + arrays[i][x] = i; + free (arrays[i]); + sched_yield (); /* sleep (1); */ + } + + return (NULL); +} + + +int main () +{ + int rc; + unsigned i; + enum foo { NT=10 }; + pthread_t threads[NT]; + int counts[NT]; + + + for (i=0; i<NT; i++) + { + counts[i] = 0; + rc = pthread_create (& threads[i], NULL, func, (void *) & counts[i]); + if (rc) abort(); + } + + for (i=0; i<NT; i++) + { + rc = pthread_join (threads[i], NULL); + if (rc) abort(); + printf ("%d%s", counts[i], (i==NT-1) ? "\n" : " "); + } + + return 0; +} +/* { dg-output "100 100 100 100 100 100 100 100 100 100" } */ +/* { dg-repetitions 20 } */ +/* { dg-timeout 10 } */