SL-18330: Remove some set-but-unused vars flagged by Xcode 14.3.

indra/llcharacter/llbvhloader.cpp

@@ -1365,7 +1365,6 @@ BOOL LLBVHLoader::serialize(LLDataPacker& dp)
 		dp.packS32(joint->mNumRotKeys, "num_rot_keys");
 
 		LLQuaternion::Order order = bvhStringToOrder( joint->mOrder );
-		S32 outcount = 0;
 		S32 frame = 0;
 		for (	ki = joint->mKeys.begin();
 				ki != joint->mKeys.end();
@@ -1433,7 +1432,6 @@ BOOL LLBVHLoader::serialize(LLDataPacker& dp)
 			dp.packU16(x, "rot_angle_x");
 			dp.packU16(y, "rot_angle_y");
 			dp.packU16(z, "rot_angle_z");
-			outcount++;
 			frame++;
 		}
 		

indra/llcommon/llerrorthread.cpp

@@ -108,11 +108,9 @@ void LLErrorThread::run()
 	// application state as APP_STATUS_ERROR.
 	LL_INFOS() << "thread_error - Waiting for an error" << LL_ENDL;
 
-	S32 counter = 0;
 	while (! (LLApp::isError() || LLApp::isStopped()))
 	{
 		ms_sleep(10);
-		counter++;
 	}
 	if (LLApp::isError())
 	{

indra/llmath/llvolume.cpp

@@ -5482,14 +5482,14 @@ bool LLVolumeFace::cacheOptimize()
 	new_indices.push_back(tri->mVertex[2]->mIdx);
 	tri->complete();
 
-	U32 breaks = 0;
+	//U32 breaks = 0;
 	for (U32 i = 1; i < mNumIndices/3; ++i)
 	{
 		cache.updateScores();
 		tri = cache.mBestTriangle;
 		if (!tri)
 		{
-			breaks++;
+			//breaks++;
 			for (U32 j = 0; j < triangle_data.size(); ++j)
 			{
 				if (triangle_data[j].mActive)

indra/llmessage/llcircuit.cpp

@@ -271,7 +271,6 @@ void LLCircuitData::ackReliablePacket(TPACKETID packet_num)
 
 S32 LLCircuitData::resendUnackedPackets(const F64Seconds now)
 {
-	S32 resent_packets = 0;
 	LLReliablePacket *packetp;
 
 
@@ -375,7 +374,6 @@ S32 LLCircuitData::resendUnackedPackets(const F64Seconds now)
 				// Don't remove it yet, it still gets to try to resend at least once.
 				++iter;
 			}
-			resent_packets++;
 		}
 		else
 		{

indra/llrender/llgl.cpp

@@ -2329,9 +2329,7 @@ void LLGLSyncFence::wait()
 	if (mSync)
 	{
 		while (glClientWaitSync(mSync, 0, FENCE_WAIT_TIME_NANOSECONDS) == GL_TIMEOUT_EXPIRED)
-		{ //track the number of times we've waited here
-			static S32 waits = 0;
-			waits++;
+		{
 		}
 	}
 #endif

indra/llxml/llcontrol.cpp

@@ -774,7 +774,6 @@ U32 LLControlGroup::loadFromFileLegacy(const std::string& filename, BOOL require
 		return 0;
 	}
 
-	U32		item = 0;
 	U32		validitems = 0;
 	S32 version;
 	
@@ -808,8 +807,6 @@ U32 LLControlGroup::loadFromFileLegacy(const std::string& filename, BOOL require
 		}
 
 		// Got an item.  Load it up.
-		item++;
-
 		// If not declared, assume it's a string
 		if (!declared)
 		{