diff --git a/Source/Core/Core/Src/HW/AudioInterface.cpp b/Source/Core/Core/Src/HW/AudioInterface.cpp
index edfb20b741..4ceba760c8 100644
--- a/Source/Core/Core/Src/HW/AudioInterface.cpp
+++ b/Source/Core/Core/Src/HW/AudioInterface.cpp
@@ -293,7 +293,7 @@ unsigned int Callback_GetStreaming(short* _pDestBuffer, unsigned int _numSamples
 			PanicAlert("AUDIO_INTERFACE: Up-sampling is not implemented yet!");
 		}
 
-		int pcm_l, pcm_r;
+		int pcm_l = 0, pcm_r = 0;
 		for (unsigned int i = 0; i < _numSamples; i++)
 		{
 			if (pos == 0)
diff --git a/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp b/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp
index d66328772c..19115e1020 100644
--- a/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp
+++ b/Source/Core/Core/Src/PowerPC/Interpreter/Interpreter_FloatingPoint.cpp
@@ -127,7 +127,7 @@ void fctiwx(UGeckoInstruction _inst)
 	}
 	else
 	{
-		s32 i;
+		s32 i = 0;
 		switch (FPSCR.RN)
 		{
 		case 0: // nearest
diff --git a/Source/Core/Core/Src/PowerPC/Jit64IL/JitIL_LoadStore.cpp b/Source/Core/Core/Src/PowerPC/Jit64IL/JitIL_LoadStore.cpp
index b82702037e..890c3241c7 100644
--- a/Source/Core/Core/Src/PowerPC/Jit64IL/JitIL_LoadStore.cpp
+++ b/Source/Core/Core/Src/PowerPC/Jit64IL/JitIL_LoadStore.cpp
@@ -199,4 +199,4 @@ void JitIL::icbi(UGeckoInstruction inst)
 {
 	Default(inst);
 	ibuild.EmitBranchUncond(ibuild.EmitIntConst(js.compilerPC + 4));
-}
\ No newline at end of file
+}
diff --git a/Source/Core/DSPCore/Src/DSPAccelerator.cpp b/Source/Core/DSPCore/Src/DSPAccelerator.cpp
index fa61651df5..d4edcbbacf 100644
--- a/Source/Core/DSPCore/Src/DSPAccelerator.cpp
+++ b/Source/Core/DSPCore/Src/DSPAccelerator.cpp
@@ -146,7 +146,7 @@ u16 dsp_read_accelerator()
 			break;
 	    default:
 		    ERROR_LOG(DSPLLE, "Unknown DSP Format %x", g_dsp.ifx_regs[DSP_FORMAT]);
-		    break;
+		    val = 0;
 	}
 
 	// TODO: Take GAIN into account, whatever it is.
diff --git a/Source/Core/DolphinWX/Src/ISOProperties.cpp b/Source/Core/DolphinWX/Src/ISOProperties.cpp
index c542e14a4f..1cbe922b5e 100644
--- a/Source/Core/DolphinWX/Src/ISOProperties.cpp
+++ b/Source/Core/DolphinWX/Src/ISOProperties.cpp
@@ -617,7 +617,7 @@ void CISOProperties::OnExtractFile(wxCommandEvent& WXUNUSED (event))
 void CISOProperties::ExportDir(const char* _rFullPath, const char* _rExportFolder, const int partitionNum)
 {
 	char exportName[512];
-	u32 index[2], offsetShift = 0;
+	u32 index[2] = {0, 0}, offsetShift = 0;
 	std::vector<const DiscIO::SFileInfo *> fst;
 	DiscIO::IFileSystem *FS = 0;