[sdiy] Pointers in C

[Neil Johnson]

Jay,

Jay Vaughan wrote:
> Union aliases don't optimize access, they document usage. Can't  
> make a union without structs as unions are a special form of struct  
> in the first place..

I agree that while unions share some syntactic similarities with  
structs, they are not a "special form of struct" as you write -- they  
are completely different.

Neil
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