fix a warning

79edd9a6 · Guolin Ke · f8cf0d2f · 79edd9a6
Commit 79edd9a6 authored Jan 22, 2018 by Guolin Ke
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src/metric/regression_metric.hpp src/metric/regression_metric.hpp +1 -1

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--- a/src/metric/regression_metric.hpp
+++ b/src/metric/regression_metric.hpp
@@ -274,7 +274,7 @@ public:
  inline static const char* Name() {
    return "gamma-deviance";
  }
-  inline static double AverageLoss(double sum_loss, double sum_weights) {
+  inline static double AverageLoss(double sum_loss, double) {
    return sum_loss * 2;
  }
 };