universal.c AOK
Can't locate package %s for @%s::ISA [S_isa_lookup]
__END__
# universal.c [S_isa_lookup]
use warnings 'misc' ;
@ISA = qw(Joe) ;
my $a = bless [] ;
UNIVERSAL::isa $a, Jim ;
EXPECT
Can't locate package Joe for @main::ISA at - line 5.