From 4d617d2458403f626e61e37b1e89cf82877f32ec Mon Sep 17 00:00:00 2001
From: hedaoyuan <hedaoyuan@github.com>
Date: Fri, 19 May 2017 16:26:42 +0800
Subject: [PATCH] Add a error message.

---
 paddle/math/TensorEvaluate.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/paddle/math/TensorEvaluate.h b/paddle/math/TensorEvaluate.h
index 9de2099b85..687bad3711 100644
--- a/paddle/math/TensorEvaluate.h
+++ b/paddle/math/TensorEvaluate.h
@@ -103,7 +103,10 @@ inline void TensorGpuApply(LeftType& lhs, const RightType& rhs) {
 }
 #else
 template <class T, typename LeftType, typename RightType>
-inline void TensorGpuApply(LeftType& lhs, RightType& rhs) {}
+inline void TensorGpuApply(LeftType& lhs, RightType& rhs) {
+  LOG(FATAL) << "Since it is gcc compiled, "
+                "this calculation does not support GPU implementation.";
+}
 #endif
 
 }  // namespace paddle
-- 
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