Re: 'while' loop on mutable arrays causes stack overflow

Hello Bulat, Bulat Ziganshin wrote:

it seems that you just construct huge unevaluated thunk. making things stricter is a whole art, in this case try the following: [...]

Thanks a lot, it works now. I believed that writeSTRef would always evaluate its arguments because ST is strict, but apparently I was mistaken :)

i recommend you to use your `for` instead of your `while` - it's a much faster and straightforward

I agree. Gunnar