From 733e004d44ab18651a237b20e70a4a1d283deaca Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Wed, 22 Jul 2015 18:38:44 +0100
Subject: [PATCH] Fix potential crash

---
 src/window.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/window.cc b/src/window.cc
index 5396f662..0b720ae5 100644
--- a/src/window.cc
+++ b/src/window.cc
@@ -272,6 +272,8 @@ CharCoord Window::display_position(ByteCoord coord) const
 
 ByteCoord Window::buffer_coord(CharCoord coord) const
 {
+    if (m_display_buffer.lines().empty())
+        return {0,0};
     if (coord <= 0_line)
         coord = {0,0};
     if ((int)coord.line >= m_display_buffer.lines().size())