From: Dmitry Stogov <dmitry@zend.com>
Date: Thu, 30 Jul 2020 13:59:41 +0000 (+0300)
Subject: Fixed memory leaks caused by incorrect AVOID_REFCOUNTING flag
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8b4397648371816bba3ba35c70aa2f2734d5a5e2;p=php

Fixed memory leaks caused by incorrect AVOID_REFCOUNTING flag
---

diff --git a/ext/opcache/jit/zend_jit_x86.dasc b/ext/opcache/jit/zend_jit_x86.dasc
index 107e2c5de8..840d54a607 100644
--- a/ext/opcache/jit/zend_jit_x86.dasc
+++ b/ext/opcache/jit/zend_jit_x86.dasc
@@ -10435,6 +10435,7 @@ static int zend_jit_fetch_dim_read(dasm_State **Dst, const zend_op *opline, cons
 		if ((opline->result_type & (IS_VAR|IS_TMP_VAR))
 		 && (res_info & (MAY_BE_STRING|MAY_BE_ARRAY|MAY_BE_OBJECT|MAY_BE_RESOURCE))
 		 && (ssa_op+1)->op1_use == ssa_op->result_def
+		 && !(op2_info & ((MAY_BE_ANY|MAY_BE_UNDEF|MAY_BE_REF) - (MAY_BE_STRING|MAY_BE_LONG)))
 		 && zend_jit_may_avoid_refcounting(opline+1)) {
 			res_info |= AVOID_REFCOUNTING;
 			ssa->var_info[ssa_op->result_def].type |= AVOID_REFCOUNTING;