4 files changed, 14 insertions, 5 deletions
diff --git a/Tools/QtBiomeVisualiser/ChunkCache.cpp b/Tools/QtBiomeVisualiser/ChunkCache.cpp
index 05c267d30..bd8ade304 100644
--- a/Tools/QtBiomeVisualiser/ChunkCache.cpp
+++ b/Tools/QtBiomeVisualiser/ChunkCache.cpp
@@ -37,14 +37,14 @@ ChunkPtr ChunkCache::fetch(int a_ChunkX, int a_ChunkZ)
 	// If the chunk is in cache but not valid, it means it has been already queued for rendering, do nothing now:
 	if (res != nullptr)
 	{
-		return ChunkPtr(nullptr);
+		return ChunkPtr();
 	}
 
 	// There's no such item in the cache, create it now:
 	res = new ChunkPtr(new Chunk);
 	if (res == nullptr)
 	{
-		return ChunkPtr(nullptr);
+		return ChunkPtr();
 	}
 	{
 		QMutexLocker lock(&m_Mtx);
@@ -55,7 +55,7 @@ ChunkPtr ChunkCache::fetch(int a_ChunkX, int a_ChunkZ)
 	queueChunkRender(a_ChunkX, a_ChunkZ, *res);
 
 	// Return failure, the chunk is not yet rendered:
-	return ChunkPtr(nullptr);
+	return ChunkPtr();
 }
 
 
diff --git a/Tools/QtBiomeVisualiser/ChunkLoader.h b/Tools/QtBiomeVisualiser/ChunkLoader.h
index 4d026a45e..e6eb80cbf 100644
--- a/Tools/QtBiomeVisualiser/ChunkLoader.h
+++ b/Tools/QtBiomeVisualiser/ChunkLoader.h
@@ -7,6 +7,15 @@
 
 
 
+#if (!defined(_MSC_VER) && (__cplusplus < 201103L))
+	// GCC in non-c++11 mode doesn't have the "override" keyword
+	#define override
+#endif
+
+
+
+
+
 // fwd:
 class Chunk;
 typedef std::shared_ptr<Chunk> ChunkPtr;
diff --git a/Tools/QtBiomeVisualiser/ChunkSource.cpp b/Tools/QtBiomeVisualiser/ChunkSource.cpp
index c5cde1c3b..c3e29c0a2 100644
--- a/Tools/QtBiomeVisualiser/ChunkSource.cpp
+++ b/Tools/QtBiomeVisualiser/ChunkSource.cpp
@@ -260,7 +260,7 @@ AnvilSource::AnvilFilePtr AnvilSource::getAnvilFile(int a_ChunkX, int a_ChunkZ)
 
 	// Search the cache for the file:
 	QMutexLocker lock(&m_Mtx);
-	for (auto itr = m_Files.cbegin(), end = m_Files.cend(); itr != end; ++itr)
+	for (auto itr = m_Files.begin(), end = m_Files.end(); itr != end; ++itr)
 	{
 		if (((*itr)->m_RegionX == RegionX) && ((*itr)->m_RegionZ == RegionZ))
 		{
diff --git a/Tools/QtBiomeVisualiser/ChunkSource.h b/Tools/QtBiomeVisualiser/ChunkSource.h
index 5332c5d3f..65b2c3449 100644
--- a/Tools/QtBiomeVisualiser/ChunkSource.h
+++ b/Tools/QtBiomeVisualiser/ChunkSource.h
@@ -10,7 +10,7 @@
 
 // fwd:
 class cBiomeGen;
-typedef std::shared_ptr<cBiomeGen> cBiomeGenPtr;
+typedef SharedPtr<cBiomeGen> cBiomeGenPtr;
 class cIniFile;
 typedef std::shared_ptr<cIniFile> cIniFilePtr;