Eric Wong <normalperson / yhbt.net> wrote:
> Cool.  Might be worth it to do the same for `true` and `false`,
> too, since we have space for them.

Sythetic benchmark shows a 3x speedup on top of r52928:

http://80x24.org/spew/20151208001623.2666-1-e / 80x24.org/raw