Purpose: fix float point number comparison precision issue to avoid FTBFS
Forward: not-yet
--- a/src/caffe/test/test_deconvolution_layer.cpp
+++ b/src/caffe/test/test_deconvolution_layer.cpp
@@ -258,7 +258,7 @@
   }
   ASSERT_EQ(result_nd.count(), result_2d.count());
   for (int i = 0; i < result_2d.count(); ++i)  {
-    EXPECT_EQ(result_2d.cpu_data()[i], result_nd.cpu_data()[i]);
+    EXPECT_FLOAT_EQ(result_2d.cpu_data()[i], result_nd.cpu_data()[i]);
   }
   ASSERT_EQ(backward_result_nd.count(), backward_result_2d.count());
   for (int i = 0; i < backward_result_2d.count(); ++i) {
