fix multi-thread error of fc_gru_fuse_pass.cc, test=develop (#21841)

* fix multi-thread error of fc_gru_fuse_pass.cc, test=develop

* export FLAGS and GLOG symbols, test=develop

paddle/fluid/framework/ir/fc_gru_fuse_pass.cc

@@ -93,7 +93,11 @@ static int BuildFusion(Graph* graph, const std::string& name_scope,
 #undef GET_NODE
 
 #define NEW_IMTERMEDIATE_OUT(key)                \
-  scope.Var(NEW_NAME(key))->GetMutable<framework::LoDTensor>()
+  VarDesc key(NEW_NAME(key));                    \
+  key.SetPersistable(false);                     \
+  auto* key##_node = graph->CreateVarNode(&key); \
+  IR_NODE_LINK_TO(op, key##_node);
+
     NEW_IMTERMEDIATE_OUT(ReorderedH0);
     NEW_IMTERMEDIATE_OUT(XX);
     NEW_IMTERMEDIATE_OUT(BatchedInput);

paddle/fluid/inference/api/demo_ci/vis_demo.cc

@@ -31,7 +31,7 @@ DEFINE_string(
     "'<space splitted floats as data>\t<space splitted ints as shape'");
 DEFINE_bool(use_gpu, false, "Whether use gpu.");
 #ifdef PADDLE_WITH_SHARED_LIB
-DEFINE_bool(profile, false, "Whether use profile.");
+DECLARE_bool(profile);
 #endif
 
 namespace paddle {

paddle/fluid/inference/paddle_fluid.map

@@ -2,7 +2,10 @@
 	global:
 		*paddle*;
 		*Pass*;
-		*profile*;
+		extern "C++" {
+			fL*::*;
+		};
 	local:
 		*;
 };
+