From 57c27d7507ca904c686d9526d0d1a99ee593d4d6 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Sun, 23 Aug 2020 02:36:01 -0700
Subject: [PATCH] ircd::m::breadcrumbs: Use non-reference type; range loop copy
 warning.

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

diff --git a/matrix/breadcrumbs.cc b/matrix/breadcrumbs.cc
index 8ca6fb386..47e726521 100644
--- a/matrix/breadcrumbs.cc
+++ b/matrix/breadcrumbs.cc
@@ -31,8 +31,8 @@ const
 	get(std::nothrow, [&closure, &ret]
 	(const json::array &rooms)
 	{
-		for(const json::string &room : rooms)
-			if(!closure(room))
+		for(const json::string room_id : rooms)
+			if(!closure(room_id))
 			{
 				ret = false;
 				break;