Return structure with flexible array member

Question

I need to return a structure with a flexible array member from a C function but can\'t figure out why it doesn\'t compile. I know that returning arrays can be achieved by en

Answer 1

I use gcc and I think may be this way is ok:

struct data_array {
    long length;
    double* data;
};
struct data_array* test (int length) {
    struct data_array* a =(struct data_array *) malloc (sizeof (data_array));
    a->data = malloc (length*sizeof(double));
    a->length = length;
    return a;
}