[setup] Why does PackageSpecification haveaprivatecopy-constructor? (Robert?)

[Robert Collins]

On Tue, 2004-08-31 at 23:42 +0100, Max Bowsher wrote:

> Unless we add explicit copy-constructors to every single class, I'd rather 
> just leave it out and let the compiler handle things implicitly? It seems 
> cleaner to me.

I think you'll find every class that has a destructor also has an
explicit copy constructor & assignment operator. That class certainly
has an explicit assignment operator... being explicit on the copy
constructor is consistent.

Have you heard of the 'rule of 3' ?

Rob
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