[Issue 11343] [2.064 beta] Error: multiple field initialization

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=11343



--- Comment #12 from rswhite4 at googlemail.com 2013-10-30 01:52:32 PDT ---
(In reply to comment #11)
> (In reply to comment #10)
> > Couldn't the compiler to this dirty trick for me?
> > If he found such multiple init case, he could rewrite the code. So that this
> > code:
> > ----
> > this(int x, size_t i) {
> >     arr[0] = x;
> >     arr[1] = x + 1;
> >     arr[i] = x + 2;  // which index will be initialized in runtime?
> > }
> > ----
> > 
> > if rewritten to this:
> > 
> > this(int x, size_t i) {
> >      Unqual!typeof(arr) __arr = null;
> > 
> >     __arr[0] = x;
> >     __arr[1] = x + 1;
> >     __arr[i] = x + 2;
> > 
> >     this.arr = __arr; /// only _one_ assignment
> > }
> 
> That would be a bad behavior when the size of arr field is quite big, because
> it will silently consume stack memory. I can believe someone will hate it.

Who?
It's the best approach I have currently. There must be a way to weaken the
effects of this change.

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