diff --git a/test/regression/4471-crash-on-alt-t-with-one-char-file/cmd b/test/regression/4471-crash-on-alt-t-with-one-char-file/cmd
new file mode 100644
index 00000000..ecd63ea5
--- /dev/null
+++ b/test/regression/4471-crash-on-alt-t-with-one-char-file/cmd
@@ -0,0 +1 @@
+<a-t><ret>
diff --git a/test/regression/4471-crash-on-alt-t-with-one-char-file/in b/test/regression/4471-crash-on-alt-t-with-one-char-file/in
new file mode 100644
index 00000000..e69de29b