diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 88d7d5358ac37ce01c68a7e04f050e843acc1989..65474dc13aa1931757c6fae4721059f89c5655aa 100755
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -1240,4 +1240,16 @@ test_expect_success 'static check of bad SHA-1' '
 	test E = $(git cat-file commit HEAD | sed -ne \$p)
 '
 
+test_expect_failure 'editor saves as CR/LF' '
+	git checkout -b with-crlf &&
+	write_script add-crs.sh <<-\EOF &&
+	sed -e "s/\$/Q/" <"$1" | tr Q "\\015" >"$1".new &&
+	mv -f "$1".new "$1"
+	EOF
+	(
+		test_set_editor "$(pwd)/add-crs.sh" &&
+		git rebase -i HEAD^
+	)
+'
+
 test_done