diff --git a/paddle/fluid/platform/device/mlu/device_context.cc b/paddle/fluid/platform/device/mlu/device_context.cc
index 40bdde2653e3c4b0e7296b9d477568baec110e7c..e737432ecb4db377750e40dc16661284bb25f19f 100644
--- a/paddle/fluid/platform/device/mlu/device_context.cc
+++ b/paddle/fluid/platform/device/mlu/device_context.cc
@@ -57,7 +57,7 @@ MLUDeviceContext::MLUDeviceContext(MLUPlace place) : place_(place) {
 
 MLUDeviceContext::~MLUDeviceContext() {}
 
-Place MLUDeviceContext::GetPlace() const { return place_; }
+const Place& MLUDeviceContext::GetPlace() const { return place_; }
 
 void MLUDeviceContext::Wait() const { context()->Stream()->Wait(); }
 
diff --git a/paddle/fluid/platform/device/mlu/device_context.h b/paddle/fluid/platform/device/mlu/device_context.h
index a3f3bda17c878d4a7b93ff3029fa9a76b5aefb63..120916b4f5c56c1f288392bebde1e88a9d863030 100644
--- a/paddle/fluid/platform/device/mlu/device_context.h
+++ b/paddle/fluid/platform/device/mlu/device_context.h
@@ -78,7 +78,7 @@ class MLUDeviceContext : public DeviceContext {
   explicit MLUDeviceContext(MLUPlace place);
   virtual ~MLUDeviceContext();
   Eigen::DefaultDevice* eigen_device() const { return nullptr; }
-  Place GetPlace() const override;
+  const Place& GetPlace() const override;
 
   int GetComputeCapability() const;
 
diff --git a/paddle/scripts/paddle_build.sh b/paddle/scripts/paddle_build.sh
index d1fb2ba13bb65c968340e3ebc55e5a218ca962ad..f4ffa35c2bddd8da0812378e9825b54432c2430b 100755
--- a/paddle/scripts/paddle_build.sh
+++ b/paddle/scripts/paddle_build.sh
@@ -226,6 +226,7 @@ function cmake_base() {
         -DWITH_PSLIB=${WITH_PSLIB:-OFF}
         -DWITH_GLOO=${gloo_flag}
         -DWITH_LITE=${WITH_LITE:-OFF}
+        -DWITH_CNCL=${WITH_CNCL:-OFF}
         -DWITH_XPU=${WITH_XPU:-OFF}
         -DWITH_MLU=${WITH_MLU:-OFF}
         -DLITE_GIT_TAG=release/v2.10
@@ -277,6 +278,7 @@ EOF
         -DLITE_GIT_TAG=release/v2.10 \
         -DWITH_XPU=${WITH_XPU:-OFF} \
         -DWITH_MLU=${WITH_MLU:-OFF} \
+        -DWITH_CNCL=${WITH_CNCL:-OFF} \
         -DXPU_SDK_ROOT=${XPU_SDK_ROOT:-""} \
         -DWITH_LITE=${WITH_LITE:-OFF} \
         -DWITH_XPU_BKCL=${WITH_XPU_BKCL:-OFF} \