[plt-scheme] Native code generation and immutable pairs

From: Jim Blandy (jimb at red-bean.com)
Date: Fri Mar 10 00:43:10 EST 2006

On 3/9/06, Jim Blandy <jimb at red-bean.com> wrote:
> You follow my argument that the pre-emption / mutation combination
> basically kills the most powerful of those nifty analyses we Schemers
> assumed were going to make our code fast, right?  We have a choice
> between two kinds of unusability: lack of pair mutation, or lack of
> performance.

(I'm probably being too terse here; I don't really believe that a
language without mutable pairs is "unusable", or that C-competitive
performance in every case is somehow requisite.  But in trying to
think about where to take the language, I find it an unpleasant

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