#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>

#define NTHREADS 4
#define ITERS 100000

static void* worker(void* arg) {
    (void)arg;
    for (int i=0;i<ITERS;i++) {
        size_t sz = (size_t)((i & 63) + 8);
        void* p = malloc(sz);
        if (!p) abort();
        ((uint8_t*)p)[0] = (uint8_t)i;
        free(p);
    }
    return NULL;
}

int main(void) {
    pthread_t th[NTHREADS];
    for (int i=0;i<NTHREADS;i++) pthread_create(&th[i], NULL, worker, NULL);
    for (int i=0;i<NTHREADS;i++) pthread_join(th[i], NULL);
    puts("[OK] mt_smoke done");
    return 0;
}