Andy Wingo scripsit:

> I don't think that this is the case for module-level bindings, unless
> something has changed.  Such an optimization would be incorrect if the X
> binding could be mutated.

It's an error to mutate an imported binding.  This legitimizes the things
compilers have always done with car, cdr, etc.

--
Híggledy-pìggledy / XML programmers            John Cowan
Try to escape those / I-eighteen-N woes;        http://www.ccil.org/~cowan
Incontrovertibly / What we need more of is      cowan@ccil.org
Unicode weenies and / François Yergeaus.

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