Compile-fix

Author: ChSonnabend

GPU/GPUTracking/TPCClusterFinder/GPUTPCNNClusterizerKernels.cxx

@@ -65,7 +65,7 @@ GPUdii() void GPUTPCNNClusterizerKernels::Thread<GPUTPCNNClusterizerKernels::fil
 
   CfArray2D<PackedCharge> chargeMap(reinterpret_cast<PackedCharge*>(clusterer.mPchargeMap));
   CfArray2D<uint8_t> isPeakMap(clusterer.mPpeakMap);
-  CfChargePos peak = clusterer.mPfilteredPeakPositions[CAMath::Min(glo_idx + batchStart, clusterer.mPmemory->counters.nClusters - 1)];
+  CfChargePos peak = clusterer.mPfilteredPeakPositions[CAMath::Min(glo_idx + batchStart, (uint32_t)(clusterer.mPmemory->counters.nClusters - 1))];
   int32_t row = static_cast<int>(peak.row());
   int32_t pad = static_cast<int>(peak.pad());
   int32_t time = static_cast<int>(peak.time());