Eval order, bug or design decision?

[Walter Bright]

Frank Benoit wrote:
> int[] a1, a2;
> // ....
> 
> int idx = 0;
> a1[idx] = a2[idx++];
> 
> In Java this has another result like in D.
> Java will evaluate from left to right, D does the increment befor doing 
> the assignment, so the copied values go into different fields.
> 
> Is this a bug or design decision?

Currently order of evaluation dependencies are illegal in D. Did you run 
across it in some Java code?