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-rw-r--r--bin/sh/tests/expansion/plus-minus6.034
1 files changed, 34 insertions, 0 deletions
diff --git a/bin/sh/tests/expansion/plus-minus6.0 b/bin/sh/tests/expansion/plus-minus6.0
new file mode 100644
index 000000000000..bc6680526823
--- /dev/null
+++ b/bin/sh/tests/expansion/plus-minus6.0
@@ -0,0 +1,34 @@
+# $FreeBSD$
+
+failures=0
+unset LC_ALL
+export LC_CTYPE=en_US.ISO8859-1
+nl='
+'
+i=1
+set -f
+while [ "$i" -le 255 ]; do
+ # A different byte still in the range 1..255.
+ i2=$((i^2+(i==2)))
+ # Add a character to work around command substitution's removal of
+ # final newlines, then remove it again.
+ c=$(printf \\"$(printf %o@ "$i")")
+ c=${c%@}
+ c2=$(printf \\"$(printf %o@ "$i2")")
+ c2=${c2%@}
+ case $c in
+ [\'$nl'$}();&|\"`']) c=M
+ esac
+ case $c2 in
+ [\'$nl'$}();&|\"`']) c2=N
+ esac
+ IFS=$c
+ command eval "set -- \${\$+$c2$c$c2$c$c2}"
+ if [ "$#" -ne 3 ] || [ "$1" != "$c2" ] || [ "$2" != "$c2" ] ||
+ [ "$3" != "$c2" ]; then
+ echo "Bad results for separator $i (word $i2)" >&2
+ : $((failures += 1))
+ fi
+ i=$((i+1))
+done
+exit $((failures > 0))