From ab5d23da1106c16e366f9e278478f7bdca0d01d5 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Fri, 30 Oct 2020 16:23:28 +0100
Subject: [PATCH] event/PollBackend: use unordered_map::emplace() in Add()

---
 src/event/PollBackend.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/event/PollBackend.cxx b/src/event/PollBackend.cxx
index 88a6568b0..a505816d0 100644
--- a/src/event/PollBackend.cxx
+++ b/src/event/PollBackend.cxx
@@ -35,7 +35,9 @@ PollBackend::Add(int fd, unsigned events, void *obj) noexcept
 	e.fd = fd;
 	e.events = events;
 	e.revents = 0;
-	auto &item = items[fd];
+
+	auto i = items.emplace(fd, Item{}).first;
+	auto &item = i->second;
 	item.index = index;
 	item.obj = obj;
 	return true;