exceptions

[bearophile]

Ellery Newcomer:
> Okay, does anyone know a good way to figure out where something like 
> this is coming from:
> object.Exception: lengths don't match for array copy

void main() {
    auto a1 = new int[5];
    auto a2 = new int[4];
    a1[] = a2;
}

Bye,
bearophile