From 3fbe366df2ef127708347ff90997ba9542a3c191 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Fri, 18 Feb 2011 11:37:03 +0100
Subject: [PATCH] [Yaml] Fix warning

---
 src/Symfony/Component/Yaml/Parser.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/Yaml/Parser.php b/src/Symfony/Component/Yaml/Parser.php
index c7d641d891..76350605b8 100644
--- a/src/Symfony/Component/Yaml/Parser.php
+++ b/src/Symfony/Component/Yaml/Parser.php
@@ -167,7 +167,7 @@ class Parser
                     $value = Inline::load($this->lines[0]);
                     if (is_array($value)) {
                         $first = reset($value);
-                        if ('*' === substr($first, 0, 1)) {
+                        if (is_string($first) && '*' === substr($first, 0, 1)) {
                             $data = array();
                             foreach ($value as $alias) {
                                 $data[] = $this->refs[substr($alias, 1)];