From 92ee1c561eca84b693eb261d47de5c33d7b2ef9a Mon Sep 17 00:00:00 2001
From: Daniel Poggenpohl <daniel.poggenpohl@fernuni-hagen.de>
Date: Mon, 20 Mar 2023 08:50:41 +0100
Subject: [PATCH] MDL-77657 theme: Fix get_pre_scss_code load order

This led to problems with grandchild themes,
depending on their direct parent's prescsscallback.
---
 lib/outputlib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/outputlib.php b/lib/outputlib.php
index 9fd648dc874..dc84f4ab21d 100644
--- a/lib/outputlib.php
+++ b/lib/outputlib.php
@@ -1626,7 +1626,7 @@ class theme_config {
 
         // Getting all the candidate functions.
         $candidates = array();
-        foreach ($this->parent_configs as $parent_config) {
+        foreach (array_reverse($this->parent_configs) as $parent_config) {
             if (!isset($parent_config->prescsscallback)) {
                 continue;
             }