fix a bug when we set the default score (#3114)

cd70bad4 · guanqun · GitHub · 74e5ec4b · cd70bad4
Unverified Commit cd70bad4 authored May 25, 2020 by guanqun Committed by GitHub May 25, 2020
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src/boosting/score_updater.hpp src/boosting/score_updater.hpp +1 -1

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--- a/src/boosting/score_updater.hpp
+++ b/src/boosting/score_updater.hpp
@@ -29,7 +29,7 @@ class ScoreUpdater {
    int64_t total_size = static_cast<int64_t>(num_data_) * num_tree_per_iteration;
    score_.resize(total_size);
    // default start score is zero
-    std::memset(score_.data(), '0', total_size * sizeof(double));
+    std::memset(score_.data(), 0, total_size * sizeof(double));
    has_init_score_ = false;
    const double* init_score = data->metadata().init_score();
    // if exists initial score, will start from it