From f6d390834ec56d421a3a7e377bc4d857b60614f1 Mon Sep 17 00:00:00 2001
From: smallv0221 <33639025+smallv0221@users.noreply.github.com>
Date: Sun, 27 Sep 2020 20:10:07 +0800
Subject: [PATCH] Update sequence_conv_op.cc

---
 .../operators/sequence_ops/sequence_conv_op.cc      | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/paddle/fluid/operators/sequence_ops/sequence_conv_op.cc b/paddle/fluid/operators/sequence_ops/sequence_conv_op.cc
index b5ca370088b..85c8e8559a1 100644
--- a/paddle/fluid/operators/sequence_ops/sequence_conv_op.cc
+++ b/paddle/fluid/operators/sequence_ops/sequence_conv_op.cc
@@ -68,12 +68,15 @@ class SequenceConvOp : public framework::OperatorWithKernel {
       int down_pad = std::max(0, context_start + context_length - 1);
       int total_pad = up_pad + down_pad;
       int input_width = static_cast<int>(in_dims[1]);
+      bool start_equals_zero = context_start == 0;
+      bool length_equals_one = context_length == 1;
+      bool start_length = start_equals_zero && length_equals_one;
 
-      if (context_start == 0 && context_length == 1) {
-        PADDLE_THROW(platform::errors::InvalidArgument(
-            "If context_start is 0 and context_length is 1, paddingTrainable "
-            "should be false."));
-      }
+      PADDLE_ENFORCE_EQ(
+          start_length, false,
+          platform::errors::InvalidArgument(
+              "If context_start is 0 and context_length is 1, paddingTrainable "
+              "should be false."));
       PADDLE_ENFORCE_EQ(
           padding_dim.size(), 2,
           platform::errors::InvalidArgument(
-- 
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