From 237ce291562485c674c8f70793a5574368692847 Mon Sep 17 00:00:00 2001
From: Alex Zolotarev <deathbaba@gmail.com>
Date: Sun, 2 Oct 2011 02:18:12 +0300
Subject: [PATCH] Warning fixes

---
 geometry/cellid.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/geometry/cellid.hpp b/geometry/cellid.hpp
index b58afb5422..01060bf8b6 100644
--- a/geometry/cellid.hpp
+++ b/geometry/cellid.hpp
@@ -134,7 +134,7 @@ public:
     for (size_t i = 0; i < level; ++i)
     {
       ASSERT((s[i] >= '0') && (s[i] <= '3'), (s, i));
-      bits = (bits << 2) | (s[i] - '0');
+      bits = (bits << 2) | static_cast<uint64_t>(s[i] - '0');
     }
     return CellId(bits, static_cast<int>(level));
   }