From b38f9596e18444af17efd12b5102ed23534ee754 Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Wed, 19 Oct 2016 18:01:23 -0700
Subject: [PATCH] deprecated not supported behavior

---
 lib/Twig/Loader/Filesystem.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/Twig/Loader/Filesystem.php b/lib/Twig/Loader/Filesystem.php
index 81c7058eb..ac14d2783 100644
--- a/lib/Twig/Loader/Filesystem.php
+++ b/lib/Twig/Loader/Filesystem.php
@@ -163,6 +163,8 @@ class Twig_Loader_Filesystem implements Twig_LoaderInterface, Twig_ExistsLoaderI
         try {
             return false !== $this->findTemplate($name, false);
         } catch (Twig_Error_Loader $exception) {
+            @trigger_error(sprintf('In %s::findTemplate(), you must accept a second argument that when set to "false" returns "false" instead of throwing an exception. Not supporting this argument is deprecated since version 1.27.', get_class($this)), E_USER_DEPRECATED);
+
             return false;
         }
     }