diff --git a/ext/standard/tests/array/bug23581.phpt b/ext/standard/tests/array/bug23581.phpt
new file mode 100644
index 00000000000..06e1e388efc
--- /dev/null
+++ b/ext/standard/tests/array/bug23581.phpt
@@ -0,0 +1,44 @@
+--TEST--
+Bug #23581 (array_map(NULL, array, array, ...) yields an undefined result)
+--FILE--
+<?php
+var_dump(
+  array_map(
+    NULL,
+    array(1,2,3),
+    array(4,5,6),
+    array(7,8,9)
+  )
+);
+?>
+--EXPECT--
+array(3) {
+  [0]=>
+  array(3) {
+    [0]=>
+    int(1)
+    [1]=>
+    int(4)
+    [2]=>
+    int(7)
+  }
+  [1]=>
+  array(3) {
+    [0]=>
+    int(2)
+    [1]=>
+    int(5)
+    [2]=>
+    int(8)
+  }
+  [2]=>
+  array(3) {
+    [0]=>
+    int(3)
+    [1]=>
+    int(6)
+    [2]=>
+    int(9)
+  }
+}
+