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perl -MO=Concise -le 'my $h;sub f {} f( %{ $h } );' a <@> leave[1 ref] vKP/REFC ->(end) ... 6 <0> padsv[$h:1,4] sM/DREFHV ->7 - <1> ex-rv2cv sK/1 ->- 8 <#> gv[*f] s ->9
perl -MO=Concise -le 'my $h;print( %{ $h } )' 9 <@> leave[1 ref] vKP/REFC ->(end) ... - <@> scope sK ->7 - <0> ex-nextstate v ->6 6 <0> padsv[$h:1,3] s ->7