some warning fix

src/boosting/gbdt.cpp

@@ -298,7 +298,7 @@ void GBDT::ModelsFromString(const std::string& model_str, int num_used_model) {
       int end = static_cast<int>(i);
       std::string tree_str = Common::Join(lines, start, end, '\n');
       models_.push_back(new Tree(tree_str));
-      if (num_used_model > 0 && models_.size() >= num_used_model) {
+      if (num_used_model > 0 && models_.size() >= static_cast<size_t>(num_used_model)) {
         break;
       }
     } else {

src/boosting/gbdt.h

@@ -158,4 +158,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_BOOSTING_GBDT_H_
+#endif   // LightGBM_BOOSTING_GBDT_H_

src/boosting/score_updater.hpp

@@ -77,4 +77,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_BOOSTING_SCORE_UPDATER_HPP_
+#endif   // LightGBM_BOOSTING_SCORE_UPDATER_HPP_

src/io/dense_bin.hpp

@@ -169,4 +169,4 @@ BinIterator* DenseBin<VAL_T>::GetIterator(data_size_t) const {
   return new DenseBinIterator<VAL_T>(this);
 }
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_IO_DENSE_BIN_HPP_
+#endif   // LightGBM_IO_DENSE_BIN_HPP_

src/io/ordered_sparse_bin.hpp

@@ -129,4 +129,4 @@ private:
   std::vector<data_size_t> leaf_cnt_;
 };
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_IO_ORDERED_SPARSE_BIN_HPP_
+#endif   // LightGBM_IO_ORDERED_SPARSE_BIN_HPP_

src/io/parser.hpp

@@ -102,4 +102,4 @@ public:
   }
 };
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_IO_PARSER_HPP_
+#endif   // LightGBM_IO_PARSER_HPP_

src/io/sparse_bin.hpp

@@ -275,4 +275,4 @@ BinIterator* SparseBin<VAL_T>::GetIterator(data_size_t start_idx) const {
 }
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_IO_SPARSE_BIN_HPP_
+#endif   // LightGBM_IO_SPARSE_BIN_HPP_

src/metric/binary_metric.hpp

@@ -240,4 +240,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_METRIC_BINARY_METRIC_HPP_
+#endif   // LightGBM_METRIC_BINARY_METRIC_HPP_

src/metric/rank_metric.hpp

@@ -163,4 +163,4 @@ private:
 
 }  // namespace LightGBM
 
-#endif  #endif  // LightGBM_METRIC_RANK_METRIC_HPP_
+#endif   // LightGBM_METRIC_RANK_METRIC_HPP_

src/metric/regression_metric.hpp

@@ -112,4 +112,4 @@ public:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_METRIC_REGRESSION_METRIC_HPP_
+#endif   // LightGBM_METRIC_REGRESSION_METRIC_HPP_

src/network/linkers.h

@@ -255,4 +255,4 @@ inline void Linkers::SendRecv(int send_rank, char* send_data, int send_len,
 
 #endif  // USE_MPI
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_NETWORK_LINKERS_H_
+#endif   // LightGBM_NETWORK_LINKERS_H_

src/network/socket_wrapper.hpp

@@ -260,4 +260,4 @@ private:
 
 }  // namespace LightGBM
 #endif  // USE_SOCKET
-#endif  #endif  // LightGBM_NETWORK_SOCKET_WRAPPER_HPP_
+#endif   // LightGBM_NETWORK_SOCKET_WRAPPER_HPP_

src/objective/binary_objective.hpp

@@ -102,4 +102,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_OBJECTIVE_BINARY_OBJECTIVE_HPP_
+#endif   // LightGBM_OBJECTIVE_BINARY_OBJECTIVE_HPP_

src/objective/rank_objective.hpp

@@ -233,4 +233,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_OBJECTIVE_RANK_OBJECTIVE_HPP_
+#endif   // LightGBM_OBJECTIVE_RANK_OBJECTIVE_HPP_

src/objective/regression_objective.hpp

@@ -53,4 +53,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_OBJECTIVE_REGRESSION_OBJECTIVE_HPP_
+#endif   // LightGBM_OBJECTIVE_REGRESSION_OBJECTIVE_HPP_

src/treelearner/data_partition.hpp

@@ -201,4 +201,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_TREELEARNER_DATA_PARTITION_HPP_
+#endif   // LightGBM_TREELEARNER_DATA_PARTITION_HPP_

src/treelearner/feature_histogram.hpp

@@ -252,4 +252,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_TREELEARNER_FEATURE_HISTOGRAM_HPP_
+#endif   // LightGBM_TREELEARNER_FEATURE_HISTOGRAM_HPP_

src/treelearner/leaf_splits.hpp

@@ -154,4 +154,4 @@ private:
 };
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_TREELEARNER_LEAF_SPLITS_HPP_
+#endif   // LightGBM_TREELEARNER_LEAF_SPLITS_HPP_

src/treelearner/parallel_tree_learner.h

@@ -89,5 +89,5 @@ private:
 
 
 }  // namespace LightGBM
-#endif  #endif  // LightGBM_TREELEARNER_PARALLEL_TREE_LEARNER_H_
+#endif   // LightGBM_TREELEARNER_PARALLEL_TREE_LEARNER_H_
 

src/treelearner/serial_tree_learner.h

@@ -184,4 +184,4 @@ inline void SerialTreeLearner::FindBestSplitForLeaf(LeafSplits* leaf_splits) {
 }
 
 }  // namespace LightGBM
-#endif   #endif  // LightGBM_TREELEARNER_SERIAL_TREE_LEARNER_H_
+#endif   // LightGBM_TREELEARNER_SERIAL_TREE_LEARNER_H_