[Vm-dev] Re: Immutability, newspeak (was: Vm-dev post from jbaptiste.arnaud@gmail.com requires approval)

Andreas Raab andreas.raab at gmx.de
Wed Jun 9 18:51:52 UTC 2010


On 6/8/2010 7:41 AM, David T. Lewis wrote:
> What do the VM developers think with respect adopting the VM changes?
> The immutability bit is a scarce resource. Is it OK to allocate it
> for this purpose or are there likely to be other projects interested
> in using it for other reasons?

Oh, and one thing that I'm just realizing is that by far the biggest 
impact of immutability is in primitives and plugins. All primitives in 
all plugins must be rewritten to test for mutability of the objects they 
store into before this can work reliably. Ouch.

Cheers,
   - Andreas


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