From ba740d7be75668901429d291feb2119106d91709 Mon Sep 17 00:00:00 2001
From: Daniil Gentili <daniil.gentili.dg@gmail.com>
Date: Mon, 12 Dec 2016 15:36:46 +0000
Subject: [PATCH] Throw exception if not running on 64 bit system

---
 README.md                           | 2 +-
 src/danog/MadelineProto/MTProto.php | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 58c34a75..fa63cda8 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Created by [Daniil Gentili](https://daniil.it), licensed under AGPLv3.
 
 PHP implementation of MTProto, based on [telepy](https://github.com/griganton/telepy_old).
 
-This project can run on PHP 7, PHP 5.6 and HHVM.  
+This project can run on PHP 7, PHP 5.6 and HHVM, only 64 bit systems are supported ATM.  
 
 Also note that MadelineProto will perform better if a big math extension like gmp o bcmath is installed.
 
diff --git a/src/danog/MadelineProto/MTProto.php b/src/danog/MadelineProto/MTProto.php
index b07735bd..8a430123 100644
--- a/src/danog/MadelineProto/MTProto.php
+++ b/src/danog/MadelineProto/MTProto.php
@@ -38,6 +38,11 @@ class MTProto extends MTProtoTools
 
     public function __construct($settings = [])
     {
+        // Detect 64 bit
+        if (PHP_INT_SIZE < 8) {
+            throw new Exception('MadelineProto supports only 64 bit systems ATM');
+        }
+
         // Detect ipv6
         $google = '';
         try {