1 files changed, 44 insertions, 0 deletions
diff --git a/tests/varenv3.sub b/tests/varenv3.sub
new file mode 100644
index 0000000..854e483
--- /dev/null
+++ b/tests/varenv3.sub
@@ -0,0 +1,44 @@
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+oifs=$IFS
+
+inner () {
+#recho inner: "$IFS" >&2
+	echo a/b/c/d
+	exit 0
+}
+
+outer() {
+#recho outer: "$IFS" >&2
+for i in 1; do
+	IFS=/ read m v k a < <(IFS=$oifs inner)
+
+echo $m:$v:$k:$a
+done
+}
+
+outer
+unset m k v a b c d
+
+for j in 1; do
+	IFS=: read a b c d
+done < <(outer)
+
+echo $a-$b-$c-$d
+unset m k v a b c d
+
+IFS=: read a b c d < <(outer)
+
+echo $a:$b:$c:$d