From 0d4661e1ef9e253ace2776a6b7f31f975a7b392f Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Sun, 1 Aug 2021 00:33:39 -0700
Subject: [PATCH] ircd::m::dbs: Optimize branch complex.

---
 matrix/dbs_event_state.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/matrix/dbs_event_state.cc b/matrix/dbs_event_state.cc
index 93477afa0..1abc8e4a8 100644
--- a/matrix/dbs_event_state.cc
+++ b/matrix/dbs_event_state.cc
@@ -269,13 +269,13 @@ ircd::m::dbs::event_state_key(const mutable_buffer &out_,
 	consume(out, copy(out, '\0'));
 	consume(out, copy(out, room_id));
 
-	if(depth < 0)
+	if(likely(depth < 0))
 		return {data(out_), data(out)};
 
 	consume(out, copy(out, '\0'));
 	consume(out, copy(out, byte_view<string_view>(depth)));
 
-	if(!event_idx)
+	if(likely(!event_idx))
 		return {data(out_), data(out)};
 
 	consume(out, copy(out, byte_view<string_view>(event_idx)));