    <!DOCTYPE html>
    <body>
    <script></script>X
    <script></script >X
    <script></script
    >X
    <script></script foo>X
    <script></script foo=bar>X
    <script></script foo="bar">X
    <script><!--</script>X
    <script><!-- </script>X
    <script><!-- </script >X
    <script><!-- </script
    >X
    <script><!-- </script foo>X
    <script><!-- </script foo=bar>X
    <script><!-- </script foo="bar">X
    <script><!-- -</script>X
    <script><!-- --</script>X
    <script><!-- --></script>X
    <script><!--<script> </script> </script>X
    <script><!--<script> </script> --></script>X
    <script><!--<script </script> --></script>X
    <script><!--<script> </script  > --></script>X
    <script><!--<script> </script  foo> --></script>X
    <script><!--<script> </script  foo=bar> --></script>X
    <script><!--<script> </script  foo="bar"> --></script>X