From 47f5a663508d2171e97d11b16b13e7ef38a7c496 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 20 Oct 2020 21:58:59 +0300
Subject: [PATCH] Fix build on macOS.

---
 .../SourceFiles/history/view/history_view_pinned_tracker.cpp  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Telegram/SourceFiles/history/view/history_view_pinned_tracker.cpp b/Telegram/SourceFiles/history/view/history_view_pinned_tracker.cpp
index 5a3673181..f2aee7419 100644
--- a/Telegram/SourceFiles/history/view/history_view_pinned_tracker.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_pinned_tracker.cpp
@@ -82,8 +82,8 @@ void PinnedTracker::setupViewer(not_null<Data::PinnedMessages*> data) {
 	) | rpl::start_with_next([=](const Data::PinnedAroundId &snapshot) {
 		const auto i = ranges::lower_bound(snapshot.ids, _aroundId);
 		const auto empty = snapshot.ids.empty();
-		const auto before = (i - begin(snapshot.ids));
-		const auto after = (end(snapshot.ids) - i);
+		const auto before = int(i - begin(snapshot.ids));
+		const auto after = int(end(snapshot.ids) - i);
 		if (snapshot.ids.empty()) {
 			_current = PinnedId();
 			return;