fix cpu build failed (#47833)

* fix cpu build failed

* update

paddle/phi/backends/processgroup_comm_utils.cc

@@ -33,6 +33,8 @@ namespace detail {
 // In principle, the PHI Kernel cannot use the global singleton internally,
 // and the required members need to be passed in from the eucalyptus tree.
 ccl::CCLComm GetCCLComm(const Place& place, int global_gid) {
+#if defined(PADDLE_WITH_NCCL) || defined(PADDLE_WITH_RCCL) || \
+    defined(PADDLE_WITH_CUSTOM_DEVICE)
   paddle::distributed::ProcessGroup* pg = nullptr;
   if (paddle::distributed::ProcessGroupMapFromGid::getInstance()->has(
           global_gid)) {
@@ -41,7 +43,7 @@ ccl::CCLComm GetCCLComm(const Place& place, int global_gid) {
   } else {
     return nullptr;
   }
-
+#endif
   if (paddle::platform::is_gpu_place(place)) {
 #if defined(PADDLE_WITH_NCCL) || defined(PADDLE_WITH_RCCL)
     return static_cast<paddle::distributed::ProcessGroupNCCL*>(pg)->NCCLComm(