What does 'scope' mean for non-class types?

[div0]

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Lars T. Kyllingstad wrote:
> In D2, what is the effect (if any) of 'scope' in the following situations?
> 
>   scope int a;

Nothing

> 
>   struct B { ... }
>   scope B b;

Nothing, B's destructor will be called even without scope.

> 
>   scope int[] c;

c gets deleted when the scope ends. this applies to classes as well.

> 
>   // According to the spec, 'in' is shorthand for 'const scope'.
>   void foo(in char[] d) { ... }

d is const (read only).
I've no idea why scope is mentioned, it's meaningless in the context
of function arguments.

- --
My enormous talent is exceeded only by my outrageous laziness.
http://www.ssTk.co.uk
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