Added tests for bug #71997

tests/bug71997.phpt

@@ -0,0 +1,22 @@
+--TEST--
+Bug #71997 (One-Dimensional arrays cause segmentation faults)
+--SKIPIF--
+<?php
+if (!extension_loaded("lua")) print "skip lua extension missing";
+?>
+--FILE--
+<?php
+$mylua = new \lua();
+$mylua->eval(<<<CODE
+    function nicefunction(args)
+        print(args[1])
+        return args[1]
+    end
+CODE
+);
+
+echo $mylua->call("nicefunction", array(array('hello', 'world')));
+?>
+done
+--EXPECT--
+worldworlddone