Fix warning (#236)

d57118ba · Tsukasa OMOTO · Guolin Ke · c0f8e38d · d57118ba
Commit d57118ba authored Jan 19, 2017 by Tsukasa OMOTO Committed by Guolin Ke Jan 19, 2017
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src/boosting/gbdt.cpp src/boosting/gbdt.cpp +1 -1

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--- a/src/boosting/gbdt.cpp
+++ b/src/boosting/gbdt.cpp
@@ -547,7 +547,7 @@ std::string GBDT::SaveModelToString(int num_iterations) const {
    }

    ss << std::endl << "feature information:" << std::endl;
-    for (size_t i = 0; i < max_feature_idx_ + 1; ++i) {
+    for (int i = 0; i < max_feature_idx_ + 1; ++i) {
      ss << feature_names_[i] << "=" << feature_infos_[i] << std::endl;
    }