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use strict; | |
use warnings; | |
use v5.10; | |
sub pin_inc (&) { | |
local %INC = %INC; | |
local @INC = (sub { \'0;' }, @INC); | |
shift->(); | |
} | |
pin_inc { | |
say eval { require Carp; 1 } ? "loaded" : "didn't"; | |
}; | |
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