From 71d650134639c0d2db45e004e6a847fbf1dc8ce9 Mon Sep 17 00:00:00 2001
From: Dmitry Stogov <dmitry@zend.com>
Date: Mon, 10 Jan 2022 16:05:40 +0300
Subject: [PATCH] Added test

---
 ext/opcache/tests/jit/assign_dim_006.phpt | 29 +++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 ext/opcache/tests/jit/assign_dim_006.phpt

diff --git a/ext/opcache/tests/jit/assign_dim_006.phpt b/ext/opcache/tests/jit/assign_dim_006.phpt
new file mode 100644
index 00000000000..d97663dc89f
--- /dev/null
+++ b/ext/opcache/tests/jit/assign_dim_006.phpt
@@ -0,0 +1,29 @@
+--TEST--
+JIT ASSIGN_DIM: 006
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.file_update_protection=0
+opcache.jit_buffer_size=1M
+--FILE--
+<?php
+function foo($s) {
+    $s = "123";
+    for($i = 0; $i < 5; $i++) {
+    	$x = $s[-5] = "x";
+    }
+	var_dump($x);
+}
+foo("123");
+?>
+--EXPECTF--
+Warning: Illegal string offset -5 in %sassign_dim_006.php on line 5
+
+Warning: Illegal string offset -5 in %sassign_dim_006.php on line 5
+
+Warning: Illegal string offset -5 in %sassign_dim_006.php on line 5
+
+Warning: Illegal string offset -5 in %sassign_dim_006.php on line 5
+
+Warning: Illegal string offset -5 in %sassign_dim_006.php on line 5
+NULL