From 05db8e0fef84274c722e54d9872e5a5e2e7d36f0 Mon Sep 17 00:00:00 2001
From: Christian Flothmann <christian.flothmann@sensiolabs.de>
Date: Sun, 23 Aug 2020 09:58:10 +0200
Subject: [PATCH] account for is_numeric() behavior changes in PHP 8

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

diff --git a/src/Symfony/Component/Yaml/Inline.php b/src/Symfony/Component/Yaml/Inline.php
index 341482746e..11efebca44 100644
--- a/src/Symfony/Component/Yaml/Inline.php
+++ b/src/Symfony/Component/Yaml/Inline.php
@@ -210,7 +210,7 @@ class Inline
                 return 'false';
             case ctype_digit($value):
                 return \is_string($value) ? "'$value'" : (int) $value;
-            case is_numeric($value):
+            case is_numeric($value) && false === strpos($value, "\n"):
                 $locale = setlocale(LC_NUMERIC, 0);
                 if (false !== $locale) {
                     setlocale(LC_NUMERIC, 'C');