From 08b9702f8a190876a23f75844978831dd563853e Mon Sep 17 00:00:00 2001
From: Xinchen Hui <laruence@php.net>
Date: Thu, 18 Oct 2012 16:06:20 +0800
Subject: [PATCH] Add comments

---
 Zend/tests/bug63055.phpt | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Zend/tests/bug63055.phpt b/Zend/tests/bug63055.phpt
index 0901e5b34e..16c50b54e5 100644
--- a/Zend/tests/bug63055.phpt
+++ b/Zend/tests/bug63055.phpt
@@ -2,20 +2,20 @@
 Bug #63055 (Segfault in zend_gc with SF2 testsuite)
 --FILE--
 <?php
+/* the default gc root size is 10,000 */
 for ($i=0; $i<9998; $i++) {
     $array = array();
     $array[0] = &$array;
     unset($array);
 }
 
-$matches = array("foo" => "bar");
-$dummy   = array("dummy");
+$matches = array("foo" => "bar"); /* this bucket will trigger the segfault */
+$dummy   = array("dummy");        /* used to trigger gc_collect_cycles */
 $dummy[1] = &$dummy;
 
 $matches[1] = &$matches;
 $matches[2] = $dummy;
 
-$ma         = $matches;
 preg_match_all("/(\d)+/", "foo123456bar", $matches);
 echo "okey";
 ?>
-- 
2.40.0