--- /dev/null
+# $FreeBSD$
+# POSIX does not require these bytes to work in function names,
+# but making them all work seems a good goal.
+
+failures=0
+unset LC_ALL
+export LC_CTYPE=en_US.ISO8859-1
+i=128
+set -f
+while [ "$i" -le 255 ]; do
+ c=$(printf \\"$(printf %o "$i")")
+ ok=0
+ eval "$c() { ok=1; }"
+ $c
+ ok1=$ok
+ ok=0
+ "$c"
+ if [ "$ok" != 1 ] || [ "$ok1" != 1 ]; then
+ echo "Bad results for character $i" >&2
+ : $((failures += 1))
+ fi
+ unset -f $c
+ i=$((i+1))
+done
+exit $((failures > 0))