From 80f1056851d07ba9b2bcc04df818202a5d9a3495 Mon Sep 17 00:00:00 2001
From: Maxime Coste <mawww@kakoune.org>
Date: Tue, 25 Apr 2017 17:25:44 +0100
Subject: [PATCH] Support appending selections to empty register

Fixes #1332
---
 src/normal.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/normal.cc b/src/normal.cc
index aa7ec225..bd124ff6 100644
--- a/src/normal.cc
+++ b/src/normal.cc
@@ -1539,7 +1539,10 @@ void save_selections(Context& context, NormalParams params)
         throw runtime_error("selections can only be saved to the '^' and alphabetic registers");
 
     auto gen_desc = [&] {
-        if (not add)
+        auto content = RegisterManager::instance()[reg].get(context);
+        const bool empty = content.size() == 1 and content[0].empty();
+
+        if (not add or empty)
             return selection_list_to_string(context.selections());
 
         auto selections = read_selections_from_register(reg, context);