From cc946764ed16ea36c651aff6716c2f96e5471909 Mon Sep 17 00:00:00 2001
From: Maxime Coste <mawww@kakoune.org>
Date: Wed, 28 Jun 2017 06:48:24 +0100
Subject: [PATCH] Consider non-files buffers as never modified

---
 src/buffer.cc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/buffer.cc b/src/buffer.cc
index 0bdb8866..74c22c26 100644
--- a/src/buffer.cc
+++ b/src/buffer.cc
@@ -595,8 +595,9 @@ BufferCoord Buffer::replace(BufferCoord begin, BufferCoord end, StringView conte
 
 bool Buffer::is_modified() const
 {
-    return m_history_cursor != m_last_save_history_cursor
-           or not m_current_undo_group.empty();
+    return m_flags & Flags::File and
+           (m_history_cursor != m_last_save_history_cursor or
+            not m_current_undo_group.empty());
 }
 
 void Buffer::notify_saved()