From def274a583909a695580509028bd2f393b9c5cf9 Mon Sep 17 00:00:00 2001
From: Perttu Ahola <celeron55@gmail.com>
Date: Thu, 13 Aug 2015 19:02:48 +0300
Subject: [PATCH] Fix segfault caused by
a8e238ed06ee8285ed4459e9deda3117419837f6
---
src/map.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/map.cpp b/src/map.cpp
index 38a700e3c..76a558d43 100644
--- a/src/map.cpp
+++ b/src/map.cpp
@@ -1499,8 +1499,8 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks,
}
block_count_all = mapblock_queue.size();
// Delete old blocks, and blocks over the limit from the memory
- while (mapblock_queue.size() > max_loaded_blocks
- || mapblock_queue.top().block->getUsageTimer() > unload_timeout) {
+ while (!mapblock_queue.empty() && (mapblock_queue.size() > max_loaded_blocks
+ || mapblock_queue.top().block->getUsageTimer() > unload_timeout)) {
TimeOrderedMapBlock b = mapblock_queue.top();
mapblock_queue.pop();
--
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