In file included from /wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/src/operator/quantization/quantized_elemwise_mul.cc:24:
In file included from /wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mxnet/./op_attr_types.h:35:
In file included from /wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mxnet/base.h:577:
/wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mxnet/./tensor_blob.h:255:20: error: implicit instantiation of undefined template 'mshadow::DataType<long double>'
    CHECK(mshadow::DataType<DType>::kFlag == type_flag_)
                   ^
/wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/src/operator/quantization/quantized_elemwise_mul.cc:202:60: note: in instantiation of function template specialization 'mxnet::TBlob::dptr<long double>' requested here
    auto *out_data = outputs[quantized_elemwise_mul::kOut].dptr<out_type>();
                                                           ^
/wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mshadow/base.h:375:8: note: template is declared here
struct DataType;
       ^
In file included from /wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/src/operator/quantization/quantized_elemwise_mul.cc:24:
In file included from /wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mxnet/./op_attr_types.h:35:
In file included from /wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mxnet/base.h:577:
/wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mxnet/./tensor_blob.h:255:35: error: incomplete definition of type 'mshadow::DataType<long double>'
    CHECK(mshadow::DataType<DType>::kFlag == type_flag_)
          ~~~~~~~~~~~~~~~~~~~~~~~~^~
/wrkdirs/usr/ports/misc/mxnet/work/incubator-mxnet-1.9.0/include/mshadow/./logging.h:86:9: note: expanded from macro 'CHECK'
  if (!(x))                                                \
        ^
2 warnings and 2 errors generated.