From 0507f7bc3c9caf7c527446b710d22d6fdae7acc8 Mon Sep 17 00:00:00 2001
From: tensor-tang <tangjian03@baidu.com>
Date: Mon, 20 Aug 2018 14:34:59 +0800
Subject: [PATCH] fix SEGV elementwise add at debug mode

---
 paddle/fluid/operators/elementwise_op_function.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/paddle/fluid/operators/elementwise_op_function.h b/paddle/fluid/operators/elementwise_op_function.h
index bc3e95e904f..f90dcdc1565 100644
--- a/paddle/fluid/operators/elementwise_op_function.h
+++ b/paddle/fluid/operators/elementwise_op_function.h
@@ -80,6 +80,9 @@ inline framework::DDim trim_trailing_singular_dims(
   for (int i = 0; i < actual_dims_size; ++i) {
     trim_dims[i] = dims[i];
   }
+  if (trim_dims.size() == 0) {
+    return framework::DDim(framework::make_dim());
+  }
   framework::DDim actual_dims = framework::make_ddim(trim_dims);
   return actual_dims;
 }
-- 
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