1 2unset LC_ALL 3export LC_CTYPE=en_US.ISO8859-1 4 5e= 6for i in 0 1 2 3; do 7 for j in 0 1 2 3 4 5 6 7; do 8 for k in 0 1 2 3 4 5 6 7; do 9 case $i$j$k in 10 000) continue ;; 11 esac 12 e="$e\n\\$i$j$k" 13 done 14 done 15done 16e1=$(printf "$e") 17e2="$(printf "$e")" 18[ "${#e1}" = 510 ] || echo length bad 19[ "$e1" = "$e2" ] || echo e1 != e2 20[ "$e1" = "$(printf "$e")" ] || echo quoted bad 21IFS= 22[ "$e1" = $(printf "$e") ] || echo unquoted bad 23