What are you trying to report? Are you trying to emit something for every executed function? In that case, close over the name of the wrapped function:

my @mars_subs = qw( add increment );

for my $sub (@mars_subs) {
    wrap $sub, pre => sub {
        print "Calling '$sub'\n";
    };
}

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In reply to Re^3: Changing every subroutine in many perl scripts by chromatic
in thread Changing every subroutine in many perl scripts by nitin1704

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