diff --git a/src/Bindings/LuaWindow.cpp b/src/Bindings/LuaWindow.cpp
index 18d8b4467..733304eb2 100644
--- a/src/Bindings/LuaWindow.cpp
+++ b/src/Bindings/LuaWindow.cpp
@@ -1,4 +1,3 @@
-
 // LuaWindow.cpp
 
 // Implements the cLuaWindow class representing a virtual window that plugins may create and open for the player
@@ -37,6 +36,10 @@ cLuaWindow::cLuaWindow(cWindow::WindowType a_WindowType, int a_SlotsX, int a_Slo
 			m_SlotAreas.push_back(new cSlotAreaArmor(*this));
 			break;
 		}
+		default:
+		{
+			break;
+		}
 	}
 	m_SlotAreas.push_back(new cSlotAreaInventory(*this));
 	m_SlotAreas.push_back(new cSlotAreaHotBar(*this));
diff --git a/src/Chunk.cpp b/src/Chunk.cpp
index 4386ffcb8..9c195fdf8 100644
--- a/src/Chunk.cpp
+++ b/src/Chunk.cpp
@@ -1,4 +1,3 @@
-
 #include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
 
 #ifndef _WIN32
@@ -908,8 +907,11 @@ void cChunk::ApplyWeatherToTop()
 			}
 			break;
 		}  // case (snowy biomes)
-		
 		// TODO: Rainy biomes should check for farmland and cauldrons
+		default:
+		{
+			break;
+		}
 	}  // switch (biome)
 }
 
diff --git a/src/Generating/BioGen.cpp b/src/Generating/BioGen.cpp
index a0407a145..98999dee9 100644
--- a/src/Generating/BioGen.cpp
+++ b/src/Generating/BioGen.cpp
@@ -376,7 +376,6 @@ void cBioGenDistortedVoronoi::GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::B
 	
 	for (int z = 0; z < cChunkDef::Width; z++)
 	{
-		int AbsoluteZ = BaseZ + z;
 		for (int x = 0; x < cChunkDef::Width; x++)
 		{
 			int VoronoiCellValue = m_Voronoi.GetValueAt(DistortX[x][z], DistortZ[x][z]) / 8;
@@ -727,6 +726,7 @@ void cBioGenMultiStepMap::FreezeWaterBiomes(cChunkDef::BiomeMap & a_BiomeMap, co
 			{
 				case biRiver: cChunkDef::SetBiome(a_BiomeMap, x, z, biFrozenRiver); break;
 				case biOcean: cChunkDef::SetBiome(a_BiomeMap, x, z, biFrozenOcean); break;
+				default: break;
 			}
 		}  // for x
 		idx += 1;
diff --git a/src/Simulator/FluidSimulator.cpp b/src/Simulator/FluidSimulator.cpp
index dac666484..72b2eb628 100644
--- a/src/Simulator/FluidSimulator.cpp
+++ b/src/Simulator/FluidSimulator.cpp
@@ -1,4 +1,3 @@
-
 #include "Globals.h"
 
 #include "FluidSimulator.h"
@@ -138,7 +137,7 @@ Direction cFluidSimulator::GetFlowingDirection(int a_X, int a_Y, int a_Z, bool a
 	*/
 
 	NIBBLETYPE LowestPoint = m_World.GetBlockMeta(a_X, a_Y, a_Z);	//Current Block Meta so only lower points will be counted
-	int X = 0, Y = 0, Z = 0;									//Lowest Pos will be stored here
+	int X = 0, Z = 0;									//Lowest Pos will be stored here
 
 	if (IsAllowedBlock(m_World.GetBlock(a_X, a_Y + 1, a_Z)) && a_Over)		//check for upper block to flow because this also affects the flowing direction
 	{
@@ -167,14 +166,14 @@ Direction cFluidSimulator::GetFlowingDirection(int a_X, int a_Y, int a_Z, bool a
 			{
 				LowestPoint = Meta;
 				X = Pos->x;
-				Y = Pos->y;
+				Pos->y; //Remove if no side effects
 				Z = Pos->z;
 			}
 		}else if(BlockID == E_BLOCK_AIR)
 		{
 			LowestPoint = 9;		//This always dominates
 			X = Pos->x;
-			Y = Pos->y;
+			Pos->y; //Remove if no side effects
 			Z = Pos->z;
 		
 		}
diff --git a/src/UI/SlotArea.cpp b/src/UI/SlotArea.cpp
index e743f4bb3..61e432665 100644
--- a/src/UI/SlotArea.cpp
+++ b/src/UI/SlotArea.cpp
@@ -1,4 +1,3 @@
-
 // SlotArea.cpp
 
 // Implements the cSlotArea class and its descendants
@@ -65,6 +64,10 @@ void cSlotArea::Clicked(cPlayer & a_Player, int a_SlotNum, eClickAction a_ClickA
 			DblClicked(a_Player, a_SlotNum);
 			return;
 		}
+		default:
+		{
+			break;
+		}
 	}
 	
 	cItem Slot(*GetSlot(a_SlotNum, a_Player));
@@ -443,7 +446,6 @@ void cSlotAreaCrafting::OnPlayerRemoved(cPlayer & a_Player)
 
 void cSlotAreaCrafting::ClickedResult(cPlayer & a_Player)
 {
-	const cItem * ResultSlot = GetSlot(0, a_Player);
 	cItem & DraggingItem = a_Player.GetDraggingItem();
 
 	// Get the current recipe:
diff --git a/src/UI/Window.cpp b/src/UI/Window.cpp
index 5ca31fa3e..ee75921d1 100644
--- a/src/UI/Window.cpp
+++ b/src/UI/Window.cpp
@@ -28,9 +28,9 @@ cWindow::cWindow(WindowType a_WindowType, const AString & a_WindowTitle) :
 	m_WindowID((++m_WindowIDCounter) % 127),
 	m_WindowType(a_WindowType),
 	m_WindowTitle(a_WindowTitle),
-	m_Owner(NULL),
 	m_IsDestroyed(false),
-	m_ShouldDistributeToHotbarFirst(true)
+	m_ShouldDistributeToHotbarFirst(true),
+	m_Owner(NULL)
 {
 	if (a_WindowType == wtInventory)
 	{
@@ -201,6 +201,10 @@ void cWindow::Clicked(
 		case caRightPaintProgress: OnPaintProgress(a_Player, a_SlotNum); return;
 		case caLeftPaintEnd:       OnLeftPaintEnd (a_Player);            return;
 		case caRightPaintEnd:      OnRightPaintEnd(a_Player);            return;
+		default:
+		{
+			break;
+		}
 	}
 	
 	if (a_SlotNum < 0)