2 files changed, 6 insertions, 0 deletions

diff --git a/shell/ash_test/ash-heredoc/heredoc_side_effects.right b/shell/ash_test/ash-heredoc/heredoc_side_effects.right
new file mode 100644
index 000000000..53b2c03c1
--- /dev/null
+++ b/shell/ash_test/ash-heredoc/heredoc_side_effects.right
@@ -0,0 +1 @@
+NO BUG
diff --git a/shell/ash_test/ash-heredoc/heredoc_side_effects.tests b/shell/ash_test/ash-heredoc/heredoc_side_effects.tests
new file mode 100755
index 000000000..3fb622ae4
--- /dev/null
+++ b/shell/ash_test/ash-heredoc/heredoc_side_effects.tests
@@ -0,0 +1,5 @@
+unset a
+cat <<EOF >/dev/null
+${a=NO}
+EOF
+echo $a BUG