From 9da0a7f41e843fd8f0cf5b969a1a4006d886ceaa Mon Sep 17 00:00:00 2001
From: yaopenghui <yaopenghui@baidu.com>
Date: Mon, 26 Aug 2019 13:18:26 +0800
Subject: [PATCH] add auc monitor

---
 .../train/custom_trainer/feed/common/runtime_environment.cc     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/fluid/train/custom_trainer/feed/common/runtime_environment.cc b/paddle/fluid/train/custom_trainer/feed/common/runtime_environment.cc
index 0ffb7c92..fd5aae3d 100644
--- a/paddle/fluid/train/custom_trainer/feed/common/runtime_environment.cc
+++ b/paddle/fluid/train/custom_trainer/feed/common/runtime_environment.cc
@@ -132,7 +132,7 @@ public:
     }
 
     virtual double all_reduce_ele(double x) {
-        double tot;
+        double tot = 0.0;
         MPI_Allreduce(&x, &tot, 1, mpi_type_trait<double>::type(), MPI_SUM, MPI_COMM_WORLD);
         return tot;
     }
-- 
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