BUG.semantics.redir.err.test

# from id:20220818114412.zeqv5auujpuvfskk@tarta.nabijaczleweli.xyz
set -e
while :; do :; done < /ENOENT; echo uhoh
for _ in :; do :; done < /ENOENT; echo uhoh
if :; then :; fi < /ENOENT; echo uhoh