diff --git a/Source/Core/AudioCommon/Src/OpenALStream.cpp b/Source/Core/AudioCommon/Src/OpenALStream.cpp
index 672d581151..9787734d9e 100644
--- a/Source/Core/AudioCommon/Src/OpenALStream.cpp
+++ b/Source/Core/AudioCommon/Src/OpenALStream.cpp
@@ -125,7 +125,7 @@ void OpenALStream::SoundLoop()
 	{
 		soundCriticalSection.Enter();
 		int numBytesToRender = 32768;	//ya, this is a hack, we need real data count
-		int numBytesRender = m_mixer->Mix(realtimeBuffer, numBytesToRender >> 2);
+		/*int numBytesRender =*/ m_mixer->Mix(realtimeBuffer, numBytesToRender >> 2);
 		soundCriticalSection.Leave();
 
 		//if (numBytesRender)	//here need debug
diff --git a/Source/Core/Core/Src/HW/BBA-TAP/TAP_Unix.cpp b/Source/Core/Core/Src/HW/BBA-TAP/TAP_Unix.cpp
index 286e0eeebe..f4f953acd2 100644
--- a/Source/Core/Core/Src/HW/BBA-TAP/TAP_Unix.cpp
+++ b/Source/Core/Core/Src/HW/BBA-TAP/TAP_Unix.cpp
@@ -85,7 +85,6 @@ bool CEXIETHERNET::CheckRecieved()
 {
 	if(!isActivated())
 		return false;
-	int i;
 	int maxfd;
 	int retval;
 	struct timeval tv;
@@ -151,7 +150,7 @@ THREAD_RETURN CpuThread(void *pArg)
 				//strncat(mRecvBuffer.p(), B, BytesRead);
 				memcpy(self->mRecvBuffer, B, self->mRecvBufferLength);
 			}
-			else if(self->mRecvBufferLength == -1)
+			else if(self->mRecvBufferLength == -1U)
 			{
 				continue;
 			}
diff --git a/Source/Core/Core/Src/HW/CPU.cpp b/Source/Core/Core/Src/HW/CPU.cpp
index 5b29231d3d..b20a8d2a76 100644
--- a/Source/Core/Core/Src/HW/CPU.cpp
+++ b/Source/Core/Core/Src/HW/CPU.cpp
@@ -25,7 +25,6 @@
 
 namespace
 {
-	static bool g_Branch;
 	static Common::Event m_StepEvent;
 	static Common::Event *m_SyncEvent;
 }
diff --git a/Source/Core/Core/Src/HW/SI_DeviceGCController.cpp b/Source/Core/Core/Src/HW/SI_DeviceGCController.cpp
index f3f2c716ce..3be36f8332 100644
--- a/Source/Core/Core/Src/HW/SI_DeviceGCController.cpp
+++ b/Source/Core/Core/Src/HW/SI_DeviceGCController.cpp
@@ -126,12 +126,12 @@ bool
 CSIDevice_GCController::GetData(u32& _Hi, u32& _Low)
 {
 	SPADStatus PadStatus;
-	u32 netValues[2] = {0};
 	memset(&PadStatus, 0, sizeof(PadStatus));
 	Common::PluginPAD* pad = CPluginManager::GetInstance().GetPad(ISIDevice::m_iDeviceNumber);
 	pad->PAD_GetStatus(ISIDevice::m_iDeviceNumber, &PadStatus);
 
 #if defined(HAVE_SFML) && HAVE_SFML
+	u32 netValues[2] = {0};
 	int NetPlay = GetNetInput(ISIDevice::m_iDeviceNumber, PadStatus, netValues);
 
 	if (NetPlay != 2)
diff --git a/Source/Core/Core/Src/HW/StreamADPCM.cpp b/Source/Core/Core/Src/HW/StreamADPCM.cpp
index 57526905a3..80fbb69d6a 100644
--- a/Source/Core/Core/Src/HW/StreamADPCM.cpp
+++ b/Source/Core/Core/Src/HW/StreamADPCM.cpp
@@ -16,7 +16,7 @@ short ADPDecodeSample(int bits, int q, int *hist1p, int *hist2p)
 	const int hist1 = *hist1p;
 	const int hist2 = *hist2p;
 	
-	int hist;
+	int hist = 0;
 	switch (q >> 4)
 	{
 	case 0:
diff --git a/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_stm.h b/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_stm.h
index 9c44f2e8e3..23df18e194 100644
--- a/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_stm.h
+++ b/Source/Core/Core/Src/IPC_HLE/WII_IPC_HLE_Device_stm.h
@@ -202,7 +202,7 @@ public:
         }
 
 		// Write return value to the IPC call, 0 means success
-        Memory::Write_U32(0, _CommandAddress + 0x4);   
+        Memory::Write_U32(ReturnValue, _CommandAddress + 0x4);   
 
 		// Generate true or false reply for the main UpdateInterrupts() function
         return false;