diff --git a/Core/Dialog/PSPGamedataInstallDialog.cpp b/Core/Dialog/PSPGamedataInstallDialog.cpp
index 2f5b3208d7..1ade5dc3cb 100644
--- a/Core/Dialog/PSPGamedataInstallDialog.cpp
+++ b/Core/Dialog/PSPGamedataInstallDialog.cpp
@@ -26,7 +26,6 @@ namespace
 	std::vector<std::string> GetPSPFileList (std::string dirpath) {
 		std::vector<std::string> FileList;
 		auto Fileinfos = pspFileSystem.GetDirListing(dirpath);
-		std::string info;
 
 		for (auto it = Fileinfos.begin(); it != Fileinfos.end(); ++it) {
 			std::string info = (*it).name;
diff --git a/Core/Dialog/PSPOskDialog.cpp b/Core/Dialog/PSPOskDialog.cpp
index 72c97f0b2e..eeb7271cd1 100755
--- a/Core/Dialog/PSPOskDialog.cpp
+++ b/Core/Dialog/PSPOskDialog.cpp
@@ -381,14 +381,14 @@ std::wstring PSPOskDialog::CombinationKorean(bool isInput)
 							}
 						}
 					} else {
-						int tmp = GetIndex(kor_lcons, sw);
+						int tmp2 = GetIndex(kor_lcons, sw);
 
-						if(tmp == -1) {
+						if (tmp2 == -1) {
 							string += inputChars[i];
 							if (inputChars.size() < FieldMaxLength()) {
 								string += sw;
 
-								if(isInput == true) {
+								if (isInput == true) {
 									i_value[0] = GetIndex(kor_cons, sw);
 
 									if(i_value[0] != -1)
@@ -400,13 +400,13 @@ std::wstring PSPOskDialog::CombinationKorean(bool isInput)
 								isCombinated = false;
 							}
 						} else {
-							u16 code = 0xAC00 + i_value[0] * 0x24C + i_value[1] * 0x1C + tmp + 1;
+							u16 code = 0xAC00 + i_value[0] * 0x24C + i_value[1] * 0x1C + tmp2 + 1;
 
 							string += code;
 
-							if(isInput == true) {
+							if (isInput == true) {
 								i_level = 3;
-								i_value[2] = tmp;
+								i_value[2] = tmp2;
 							}
 						}
 					}
diff --git a/Core/HLE/sceHttp.cpp b/Core/HLE/sceHttp.cpp
index c188f16c93..9b58d96bea 100644
--- a/Core/HLE/sceHttp.cpp
+++ b/Core/HLE/sceHttp.cpp
@@ -165,8 +165,8 @@ int sceHttpCreateRequest(int connectionID, int method, const char *path, u64 con
 	return 0;
 }
 
-int sceHttpCreateConnection(int templateID, const char *host, const char *unknown1, u32 port, int unknown2) {
-	ERROR_LOG(SCENET, "UNIMPL sceHttpCreateConnection(%d, %s, %s, %d, %d)", templateID, host, unknown1, port, unknown2);
+int sceHttpCreateConnection(int templateID, const char *hostString, const char *unknown1, u32 port, int unknown2) {
+	ERROR_LOG(SCENET, "UNIMPL sceHttpCreateConnection(%d, %s, %s, %d, %d)", templateID, hostString, unknown1, port, unknown2);
 	return 0;
 }
 
diff --git a/Core/HLE/sceKernelMsgPipe.cpp b/Core/HLE/sceKernelMsgPipe.cpp
index 6a75df6815..30eee3ab98 100644
--- a/Core/HLE/sceKernelMsgPipe.cpp
+++ b/Core/HLE/sceKernelMsgPipe.cpp
@@ -717,9 +717,9 @@ int sceKernelCreateMsgPipe(const char *name, int partition, u32 attr, u32 size,
 
 	if (optionsPtr != 0)
 	{
-		u32 size = Memory::Read_U32(optionsPtr);
-		if (size > 4)
-			WARN_LOG_REPORT(SCEKERNEL, "sceKernelCreateMsgPipe(%s) unsupported options parameter, size = %d", name, size);
+		u32 optionsSize = Memory::Read_U32(optionsPtr);
+		if (optionsSize > 4)
+			WARN_LOG_REPORT(SCEKERNEL, "sceKernelCreateMsgPipe(%s) unsupported options parameter, size = %d", name, optionsSize);
 	}
 
 	return id;
diff --git a/Core/Reporting.cpp b/Core/Reporting.cpp
index 5f29aa68e7..19b9ed1fe9 100644
--- a/Core/Reporting.cpp
+++ b/Core/Reporting.cpp
@@ -76,16 +76,16 @@ namespace Reporting
 			return g_Config.sReportHost.npos;
 
 		// IPv6 literal?
-		std::string host = ServerHost();
-		if (host[0] == '[')
+		std::string hostString = ServerHost();
+		if (hostString[0] == '[')
 		{
-			size_t length = host.find("]:");
-			if (length != host.npos)
+			size_t length = hostString.find("]:");
+			if (length != hostString.npos)
 				++length;
 			return length;
 		}
 		else
-			return host.find(':');
+			return hostString.find(':');
 	}
 
 	// Returns only the hostname part (e.g. "report.ppsspp.org".)
diff --git a/GPU/GLES/Spline.cpp b/GPU/GLES/Spline.cpp
index ecd303e0e0..f4fa5238be 100644
--- a/GPU/GLES/Spline.cpp
+++ b/GPU/GLES/Spline.cpp
@@ -83,15 +83,15 @@ u32 TransformDrawEngine::NormalizeVertices(u8 *outPtr, u8 *bufPtr, const u8 *inP
 			// Skinning
 			Vec3f psum(0,0,0);
 			Vec3f nsum(0,0,0);
-			for (int i = 0; i < numBoneWeights; i++) {
-				if (weights[i] != 0.0f) {
-					Vec3ByMatrix43(bpos, pos, gstate.boneMatrix+i*12);
+			for (int w = 0; w < numBoneWeights; w++) {
+				if (weights[w] != 0.0f) {
+					Vec3ByMatrix43(bpos, pos, gstate.boneMatrix+w*12);
 					Vec3f tpos(bpos);
-					psum += tpos * weights[i];
+					psum += tpos * weights[w];
 
-					Norm3ByMatrix43(bnrm, nrm, gstate.boneMatrix+i*12);
+					Norm3ByMatrix43(bnrm, nrm, gstate.boneMatrix+w*12);
 					Vec3f tnorm(bnrm);
-					nsum += tnorm * weights[i];
+					nsum += tnorm * weights[w];
 				}
 			}
 			sv.pos = psum;