fails(JRUBY-5656):Array#pack with format 'S' taints the output string if the format string is tainted
fails(JRUBY-5656):Array#pack with format 'S' raises a TypeError when passed nil
fails(JRUBY-5656):Array#pack with format 's' taints the output string if the format string is tainted
fails(JRUBY-5656):Array#pack with format 's' raises a TypeError when passed nil
