Reading about D: few questions

[Trass3r]

> 5. Align attribute.
>
> http://dlang.org/attribute.html#align
>
> struct S {
>    align(4) byte a; // placed at offset 0
>    align(4) byte b; // placed at offset 1
> }
>
> Explain this please.

align is a huge mess imo.
"It matches the corresponding C compiler behavior"
So what's the point of align in the first place, if the compiler does what  
it wants anyway, see above?

The only thing that really works is

align(1) struct S {...}

for packed structs.