Major performance problem with std.array.front()

[Sean Kelly]

On Tuesday, 11 March 2014 at 02:07:19 UTC, Steven Schveighoffer 
wrote:
> On Mon, 10 Mar 2014 19:59:07 -0400, Walter Bright 
> <newshound2 at digitalmars.com> wrote:
>
>> On 3/10/2014 6:47 AM, Dicebot wrote:
>>> (array literals that allocate, I will never forgive that).
>>
>> It was done that way simply to get it up and running quickly. 
>> Having them not allocate is an optimization, it doesn't change 
>> the nature.
>
> I think you forget about this:
>
> foo(int v, int w)
> {
>    auto x = [v, w];
> }
>
> Which cannot pre-allocate.

The array is small and does not escape.  It could be allocated on 
the stack as an optimization.