source: tests/concurrency/cofor.cfa@ d1566d4

#include <cofor.hfa>

void add_num( long * total, long val ) { __atomic_fetch_add( total, (long)val, __ATOMIC_SEQ_CST ); }

int main() {
    printf("start\n");
    processor p[4];
    long total = 0;
    cofor( i; 10 ) {
        __atomic_fetch_add( &total, i, __ATOMIC_SEQ_CST );
    }
    {
        corun;      // does nothing
        corun{};    // does nothing
        corun add_num( &total, 11 );
        corun { add_num( &total, 12 ); }
        corun __atomic_fetch_add( &total, 13, __ATOMIC_SEQ_CST );
        corun { __atomic_fetch_add( &total, 14, __ATOMIC_SEQ_CST ); }
        __atomic_fetch_add( &total, 15, __ATOMIC_SEQ_CST ); // run by main thd
    }
    printf("total: %ld\n", total);
    printf("done\n");
}