[bug#35697] [PATCH 3/8] services: 'gc-root-service-type' now has a default value.

[Ludovic Courtès]

* gnu/services.scm (gc-root-service-type)[default-value]: New field.
---
 gnu/services.scm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/gnu/services.scm b/gnu/services.scm
index f151bbaa9d..7de78105ff 100644
--- a/gnu/services.scm
+++ b/gnu/services.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2015, 2016, 2017, 2018 Ludovic Courtès <address@hidden>
+;;; Copyright © 2015, 2016, 2017, 2018, 2019 Ludovic Courtès <address@hidden>
 ;;; Copyright © 2016 Chris Marusich <address@hidden>
 ;;;
 ;;; This file is part of GNU Guix.
@@ -649,7 +649,8 @@ as Wifi cards.")))
                 (extend append)
                 (description
                  "Register garbage-collector roots---i.e., store items that
-will not be reclaimed by the garbage collector.")))
+will not be reclaimed by the garbage collector.")
+                (default-value '())))
 
 
 ;;;
-- 
2.21.0