3 files changed, 6 insertions, 6 deletions

diff --git a/src/Simulator/DelayedFluidSimulator.cpp b/src/Simulator/DelayedFluidSimulator.cpp
index a4645ca09..3d2170e44 100644
--- a/src/Simulator/DelayedFluidSimulator.cpp
+++ b/src/Simulator/DelayedFluidSimulator.cpp
@@ -137,7 +137,7 @@ void cDelayedFluidSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_Chunk
 	cDelayedFluidSimulatorChunkData::cSlot & Slot = ChunkData->m_Slots[m_SimSlotNum];
 	
 	// Simulate all the blocks in the scheduled slot:
-	for (int i = 0; i < ARRAYCOUNT(Slot.m_Blocks); i++)
+	for (size_t i = 0; i < ARRAYCOUNT(Slot.m_Blocks); i++)
 	{
 		cCoordWithIntVector & Blocks = Slot.m_Blocks[i];
 		if (Blocks.empty())
diff --git a/src/Simulator/FireSimulator.cpp b/src/Simulator/FireSimulator.cpp
index 03e4f6e45..d7c5ab3b4 100644
--- a/src/Simulator/FireSimulator.cpp
+++ b/src/Simulator/FireSimulator.cpp
@@ -241,7 +241,7 @@ int cFireSimulator::GetBurnStepTime(cChunk * a_Chunk, int a_RelX, int a_RelY, in
 		IsBlockBelowSolid = g_BlockIsSolid[BlockBelow];
 	}
 	
-	for (int i = 0; i < ARRAYCOUNT(gCrossCoords); i++)
+	for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++)
 	{
 		BLOCKTYPE  BlockType;
 		NIBBLETYPE BlockMeta;
@@ -317,7 +317,7 @@ void cFireSimulator::TrySpreadFire(cChunk * a_Chunk, int a_RelX, int a_RelY, int
 
 void cFireSimulator::RemoveFuelNeighbors(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ)
 {
-	for (int i = 0; i < ARRAYCOUNT(gNeighborCoords); i++)
+	for (size_t i = 0; i < ARRAYCOUNT(gNeighborCoords); i++)
 	{
 		BLOCKTYPE  BlockType;
 		NIBBLETYPE BlockMeta;
@@ -358,7 +358,7 @@ bool cFireSimulator::CanStartFireInBlock(cChunk * a_NearChunk, int a_RelX, int a
 		return false;
 	}
 	
-	for (int i = 0; i < ARRAYCOUNT(gNeighborCoords); i++)
+	for (size_t i = 0; i < ARRAYCOUNT(gNeighborCoords); i++)
 	{
 		if (!a_NearChunk->UnboundedRelGetBlock(a_RelX + gNeighborCoords[i].x, a_RelY + gNeighborCoords[i].y, a_RelZ + gNeighborCoords[i].z, BlockType, BlockMeta))
 		{
diff --git a/src/Simulator/FloodyFluidSimulator.cpp b/src/Simulator/FloodyFluidSimulator.cpp
index 58e5d614b..fdc4643a8 100644
--- a/src/Simulator/FloodyFluidSimulator.cpp
+++ b/src/Simulator/FloodyFluidSimulator.cpp
@@ -143,7 +143,7 @@ bool cFloodyFluidSimulator::CheckTributaries(cChunk * a_Chunk, int a_RelX, int a
 			Vector3i( 0, 0,  1),
 			Vector3i( 0, 0, -1),
 		} ;
-		for (int i = 0; i < ARRAYCOUNT(Coords); i++)
+		for (size_t i = 0; i < ARRAYCOUNT(Coords); i++)
 		{
 			if (!a_Chunk->UnboundedRelGetBlock(a_RelX + Coords[i].x, a_RelY, a_RelZ + Coords[i].z, BlockType, BlockMeta))
 			{
@@ -309,7 +309,7 @@ bool cFloodyFluidSimulator::CheckNeighborsForSource(cChunk * a_Chunk, int a_RelX
 	} ;
 	
 	int NumNeeded = m_NumNeighborsForSource;
-	for (int i = 0; i < ARRAYCOUNT(NeighborCoords); i++)
+	for (size_t i = 0; i < ARRAYCOUNT(NeighborCoords); i++)
 	{
 		int x = a_RelX + NeighborCoords[i].x;
 		int y = a_RelY + NeighborCoords[i].y;