The #line directive takes hold only for the code compiled within the eval string. So you can only "set" the line number by doing

my $code = <<CODE;
#line 200
die "Hello world";
CODE

eval $code;
warn $@;

__END__
Hello world at (eval 1) line 200.

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In reply to Re^3: variable based #line directives? by Corion
in thread variable based #line directives? by chorankates

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