On Tue, Nov 15, 2005 at 02:11:03PM -0500, Aaron Sherman wrote:
: All of that is fine, as far as I'm concerned, as long as we give the
: user the proviso that chained buts might be optimized down into a single
: cloning operation or not at the compiler's whim, but it could be a nasty
: shock if it's not documented, and it's a rather ugly amount of overhead
: if we don't allow for the optimization.

The situation will probably not arise frequently if we just give people
the opportunity to write

    my $a = $b but C | D | E | F;

instead, or whatever our type set notation turns out to be.

Larry

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