t / chainlint / while-loop.expecton commit help_unknown_ref(): check for refname ambiguity (2ed2e19)
   1(
   2        while true
   3        do
   4?!AMP?!         echo foo
   5                cat
   6?!AMP?! done
   7        while true; do
   8                echo foo &&
   9                cat bar
  10        done
  11>)