This gives the advertised output, and certainly avoids the infinite descent, but it seems only to do what I want for the empty sub (or any other side-effect-free sub, I suppose)—if I execute ( bless sub { print "I am a side effect\n" } => 'Before' )->(), then I am a side effect is never printed.

In reply to Re^2: Overloading without infinite descent by JadeNB
in thread Overloading without infinite descent (fixed by time: see Perl 5.10.1) by JadeNB

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