Remove unused variables

This fixes -Wunused-but-set-variable with FreeBSD's clang17.

source/lib/tex/tex.cpp

@@ -789,7 +789,7 @@ void Tex::UpdateMIPLevels()
 
 	const u32 dataPadding = (m_Flags & TEX_DXT) != 0 ? 4 : 1;
 	u32 levelWidth = m_Width, levelHeight = m_Height;
-	for (u32 level = 0; ; ++level)
+	for (;;)
 	{
 		const u32 levelDataSize = round_up(levelWidth, dataPadding) * round_up(levelHeight, dataPadding) * m_Bpp / 8;
 		m_MIPLevels.emplace_back();

source/third_party/mikktspace/mikktspace.cpp

@@ -743,7 +743,7 @@ static void MergeVertsSlow(int piTriList_in_and_out[], const SMikkTSpaceContext
 
 static void GenerateSharedVerticesIndexListSlow(int piTriList_in_and_out[], const SMikkTSpaceContext * pContext, const int iNrTrianglesIn)
 {
-	int iNumUniqueVerts = 0, t=0, i=0;
+	int t=0, i=0;
 	for (t=0; t<iNrTrianglesIn; t++)
 	{
 		for (i=0; i<3; i++)
@@ -777,7 +777,6 @@ static void GenerateSharedVerticesIndexListSlow(int piTriList_in_and_out[], cons
 
 			assert(bFound);
 			// if we found our own
-			if (index2rec == index) { ++iNumUniqueVerts; }
 
 			piTriList_in_and_out[offs] = index2rec;
 		}
@@ -1215,7 +1214,7 @@ static tbool GenerateTSpaces(STSpace psTspace[], const STriInfo pTriInfos[], con
 	STSpace * pSubGroupTspace = NULL;
 	SSubGroup * pUniSubGroups = NULL;
 	int * pTmpMembers = NULL;
-	int iMaxNrFaces=0, iUniqueTspaces=0, g=0, i=0;
+	int iMaxNrFaces=0, g=0, i=0;
 	for (g=0; g<iNrActiveGroups; g++)
 		if (iMaxNrFaces < pGroups[g].iNrFaces)
 			iMaxNrFaces = pGroups[g].iNrFaces;
@@ -1235,7 +1234,6 @@ static tbool GenerateTSpaces(STSpace psTspace[], const STriInfo pTriInfos[], con
 	}
 
 
-	iUniqueTspaces = 0;
 	for (g=0; g<iNrActiveGroups; g++)
 	{
 		const SGroup * pGroup = &pGroups[g];
@@ -1314,7 +1312,6 @@ static tbool GenerateTSpaces(STSpace psTspace[], const STriInfo pTriInfos[], con
 			
 			// assign tangent space index
 			assert(bFound || l==iUniqueSubGroups);
-			//piTempTangIndices[f*3+index] = iUniqueTspaces+l;
 
 			// if no match was found we allocate a new subgroup
 			if (!bFound)
@@ -1363,10 +1360,9 @@ static tbool GenerateTSpaces(STSpace psTspace[], const STriInfo pTriInfos[], con
 			}
 		}
 
-		// clean up and offset iUniqueTspaces
+		// clean up
 		for (s=0; s<iUniqueSubGroups; s++)
 			free(pUniSubGroups[s].pTriMembers);
-		iUniqueTspaces += iUniqueSubGroups;
 	}
 
 	// clean up

source/third_party/mongoose/mongoose.cpp

@@ -3855,10 +3855,7 @@ static void close_connection(struct mg_connection *conn) {
 }
 
 static void discard_current_request_from_buffer(struct mg_connection *conn) {
-  char *buffered;
   int buffered_len, body_len;
-
-  buffered = conn->buf + conn->request_len;
   buffered_len = conn->data_len - conn->request_len;
   assert(buffered_len >= 0);
 

source/tools/atlas/AtlasObject/AtlasObjectJS.cpp

@@ -152,13 +152,10 @@ json_spirit::Value BuildJSONNode(AtNode::Ptr p)
 		AtNode::child_maptype::const_iterator lower = p->m_Children.lower_bound("item");
 		AtNode::child_maptype::const_iterator upper = p->m_Children.upper_bound("item");
 
-		unsigned int idx = 0;
 		for (AtNode::child_maptype::const_iterator it = lower; it != upper; ++it)
 		{
 			json_spirit::Value child = BuildJSONNode(it->second);
 			rval.push_back(child);
-
-			++idx;
 		}
 
 		return rval;