Code behaves incorrectly if it is compiled in std.functional

[Timon Gehr via Digitalmars-d]

On 06/08/2015 09:30 AM, ketmar wrote:
> On Sun, 07 Jun 2015 18:50:07 +0200, Timon Gehr wrote:
>
>> On 06/06/2015 08:10 AM, ketmar wrote:
>>> if `auto` can play a role of type placeholder
>>
>> There is no such thing as a type placeholder.
>
> there is:
>
> `immutable auto` -- ok
> `immutable const` -- not ok
>
> ergo, `auto` is not a storage class, but type placeholder.
>

This analogy does not work. 'immutable' and 'automatic storage' do not 
conflict. 'immutable' and 'const' do conflict.

'immutable auto' is exactly the same as 'auto immutable'. There is no 
'int immutable'.