From 1020438462ea42f886c1ab03efe54a81cc407fd2 Mon Sep 17 00:00:00 2001
From: Maxime Coste <mawww@kakoune.org>
Date: Tue, 18 Aug 2020 20:35:48 +1000
Subject: [PATCH] Clear inserted_ranges after updating insert completions
 candidates

They were getting out-of-sync with the stored timestamp, leading
to invalid ranges being computed and crashes.

Fixes #3666
Fixes #3571
---
 src/insert_completer.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/insert_completer.cc b/src/insert_completer.cc
index e3173517..a93634f7 100644
--- a/src/insert_completer.cc
+++ b/src/insert_completer.cc
@@ -473,6 +473,7 @@ void InsertCompleter::reset()
 
         m_explicit_completer = nullptr;
         m_completions = InsertCompletion{};
+        m_inserted_ranges.clear();
         if (m_context.has_client())
         {
             m_context.client().menu_hide();
@@ -563,6 +564,7 @@ bool InsertCompleter::try_complete(Func complete_func)
     auto& sels = m_context.selections();
     try
     {
+        m_inserted_ranges.clear();
         m_completions = complete_func(sels, m_options, m_faces);
     }
     catch (runtime_error& e)