testsuite/comment2/template.remixml
<comment><!-- hEllo -->
<set var="_.foobar">12</set>
<!-- there -->
<for from="9" to="3" step="-2">
<if expr="_._index > 6">&_._index;</if><else>N</else></for>
<then>then</then><else>else</else>
<set var="_.new" expr="+_.foobar + _.foo"></set>xx&_.new;yyy</comment>