From 3c75b874d85315bddbddccbdc9c3dbe8b17f2221 Mon Sep 17 00:00:00 2001
From: khvitaly <khvitaly@gmail.com>
Date: Fri, 5 Mar 2021 15:16:44 +0200
Subject: [PATCH] Fix overflow in scroll-to-bottom

---
 src/cascadia/TerminalApp/TerminalTab.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cascadia/TerminalApp/TerminalTab.cpp b/src/cascadia/TerminalApp/TerminalTab.cpp
index 115833893dd..ad37958a8e6 100644
--- a/src/cascadia/TerminalApp/TerminalTab.cpp
+++ b/src/cascadia/TerminalApp/TerminalTab.cpp
@@ -379,7 +379,7 @@ namespace winrt::TerminalApp::implementation
         co_await winrt::resume_foreground(control.Dispatcher());
 
         const auto currentOffset = control.GetScrollOffset();
-        control.ScrollViewport(currentOffset + delta);
+        control.ScrollViewport(::base::ClampAdd(currentOffset, delta));
     }
 
     // Method Description: