cannot access frame of function

[Alex]

On Monday, 18 September 2017 at 18:49:54 UTC, ag0aep6g wrote:
>
> Doesn't work for me. This still fails compilation with the same 
> error:
>
> ----
> import std.algorithm.iteration : sum, cumulativeFold;
> void main()
> {
>     double[5] a;
>     auto asum = 1.23;
>     auto jProbs = a[].cumulativeFold!((a, b) => (a + b)/asum);
> }
> ----

So, this is a bug, isn't it? I assume, I should file it then...