Fix the "unknown-pragmas" compiler warning in Linux (#51203)

paddle/fluid/distributed/CMakeLists.txt

@@ -52,7 +52,7 @@ endif()
 proto_library(ps_framework_proto SRCS the_one_ps.proto)
 
 set(DISTRIBUTE_COMPILE_FLAGS
-    "-Wno-error=unused-value -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=unknown-pragmas -Wno-error=parentheses -Wno-error=unused-result"
+    "-Wno-error=unused-value -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=parentheses -Wno-error=unused-result"
 )
 
 if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0)

paddle/fluid/distributed/ps/service/brpc_ps_client.cc

@@ -1986,9 +1986,13 @@ void BrpcPsClient::PushDenseTaskConsume() {
                 const float *merge_data = tmp_task_vec.data();
                 accessor->Merge(
                     &total_send_data, &merge_data, total_send_data_size);
+#ifndef __GNUC__
 #pragma optimize("", off)
+#endif
                 delete async_task;
+#ifndef __GNUC__
 #pragma optimize("", on)
+#endif
                 return 0;
               });
           ++merge_count;

paddle/fluid/distributed/rpc/CMakeLists.txt

 set(PADDLE_RPC_SRCS python_rpc_handler.cc rpc_agent.cc)
 set(DISTRIBUTE_COMPILE_FLAGS
-    "-Wno-error=unused-value -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=unknown-pragmas -Wno-error=parentheses -Wno-error=unused-result"
+    "-Wno-error=unused-value -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=parentheses -Wno-error=unused-result"
 )
 
 if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0)

paddle/fluid/pybind/CMakeLists.txt

@@ -196,7 +196,7 @@ endif()
 
 if(WITH_PSLIB)
   set(DISTRIBUTE_COMPILE_FLAGS
-      "-Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=type-limits -Wno-error=unknown-pragmas -Wno-error=parentheses -Wno-error=unused-result"
+      "-Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=type-limits -Wno-error=parentheses -Wno-error=unused-result"
   )
   if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0)
     set(DISTRIBUTE_COMPILE_FLAGS "${DISTRIBUTE_COMPILE_FLAGS} -faligned-new")
@@ -207,11 +207,11 @@ endif()
 if(WITH_PSCORE)
   if(WITH_ARM_BRPC)
     set(DISTRIBUTE_COMPILE_FLAGS
-        "-faligned-new -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=unknown-pragmas -Wno-error=parentheses -Wno-error=unused-result"
+        "-faligned-new -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=parentheses -Wno-error=unused-result"
     )
   else()
     set(DISTRIBUTE_COMPILE_FLAGS
-        "-Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=unknown-pragmas -Wno-error=parentheses -Wno-error=unused-result"
+        "-Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=parentheses -Wno-error=unused-result"
     )
     if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0)
       set(DISTRIBUTE_COMPILE_FLAGS "${DISTRIBUTE_COMPILE_FLAGS} -faligned-new")
@@ -227,11 +227,11 @@ endif()
 if(WITH_RPC)
   if(WITH_ARM_BRPC)
     set(DISTRIBUTE_COMPILE_FLAGS
-        "-faligned-new -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=unknown-pragmas -Wno-error=parentheses -Wno-error=unused-result"
+        "-faligned-new -Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=parentheses -Wno-error=unused-result"
     )
   else()
     set(DISTRIBUTE_COMPILE_FLAGS
-        "-Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=unknown-pragmas -Wno-error=parentheses -Wno-error=unused-result"
+        "-Wno-non-virtual-dtor -Wno-error=non-virtual-dtor -Wno-error=delete-non-virtual-dtor -Wno-error=return-type -Wno-error=unused-but-set-variable -Wno-error=parentheses -Wno-error=unused-result"
     )
     if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 7.0)
       set(DISTRIBUTE_COMPILE_FLAGS "${DISTRIBUTE_COMPILE_FLAGS} -faligned-new")