fix bug (#56664)

paddle/fluid/framework/ir/auto_mixed_precision_pass.cc

@@ -300,10 +300,10 @@ void AutoMixedPrecisionPass::ApplyImpl(Graph* graph) const {
   VLOG(4) << "SetVarPrecision done";
   ConvertWeightsData();
   VLOG(4) << "ConvertWeightsData done";
-  ProcessOpWithDtypeAttr();
-  VLOG(4) << "ProcessOpWithDtypeAttr done";
   InsertCastOp();
   VLOG(4) << "InsertCastOp done";
+  ProcessOpWithDtypeAttr();
+  VLOG(4) << "ProcessOpWithDtypeAttr done";
   RestoreOpOriginType();
   VLOG(4) << "RestoreOpOriginType done";
   LOG(INFO) << "The number of ops run at low precision ["
@@ -355,7 +355,9 @@ void AutoMixedPrecisionPass::ProcessOpWithDtypeAttr() const {
 
       if (op_node->Op()->HasAttr("in_dtype")) {
         auto* var_node = op_node->inputs[0];
-        auto* real_var_node = real_vars_[var_node->Var()->Name()];
+        auto* real_var_node = real_vars_.count(var_node->Var()->Name())
+                                  ? real_vars_.at(var_node->Var()->Name())
+                                  : var_node;
         if (IsFP16AndBFP16(real_var_node->Var()->GetDataType())) {
           op_node->Op()->SetAttr(
               "in_dtype",
@@ -455,7 +457,7 @@ void AutoMixedPrecisionPass::GetOpPrecision() const {
         // not run at low precision.
         for (auto* in_var_node : op_node->inputs) {
           CHECK_EQ(in_var_node->IsVar(), true);
-          auto* real_in_var_node = real_vars_[in_var_node->Var()->Name()];
+          auto* real_in_var_node = real_vars_.at(in_var_node->Var()->Name());
           if (real_in_var_node->Var()->Persistable()) continue;
 
           support_low_precision =
@@ -464,7 +466,7 @@ void AutoMixedPrecisionPass::GetOpPrecision() const {
         }
         for (auto* out_var_node : op_node->outputs) {
           CHECK_EQ(out_var_node->IsVar(), true);
-          auto* real_out_var_node = real_vars_[out_var_node->Var()->Name()];
+          auto* real_out_var_node = real_vars_.at(out_var_node->Var()->Name());
           if (real_out_var_node->Var()->Persistable()) continue;
 
           support_low_precision =
@@ -554,7 +556,7 @@ void AutoMixedPrecisionPass::UpdateOpPrecision() const {
           CHECK_EQ(in_var_node->IsVar(), true);
           if (!VarNodeHasDtype(in_var_node)) continue;
 
-          auto* real_in_var_node = real_vars_[in_var_node->Var()->Name()];
+          auto* real_in_var_node = real_vars_.at(in_var_node->Var()->Name());
           if (real_in_var_node->Var()->Persistable()) continue;
 
           if (vars_should_not_low_precision.count(
@@ -573,7 +575,7 @@ void AutoMixedPrecisionPass::UpdateOpPrecision() const {
           CHECK_EQ(out_var_node->IsVar(), true);
           if (!VarNodeHasDtype(out_var_node)) continue;
 
-          auto* real_out_var_node = real_vars_[out_var_node->Var()->Name()];
+          auto* real_out_var_node = real_vars_.at(out_var_node->Var()->Name());
           if (real_out_var_node->Var()->Persistable()) continue;
 
           bool not_run_low_precision = false;
@@ -742,7 +744,7 @@ void AutoMixedPrecisionPass::SetVarPrecision() const {
         for (auto* in_var_node : op_node->inputs) {
           CHECK_EQ(in_var_node->IsVar(), true);
 
-          auto* real_in_var_node = real_vars_[in_var_node->Var()->Name()];
+          auto* real_in_var_node = real_vars_.at(in_var_node->Var()->Name());
           auto in_var_name = real_in_var_node->Var()->Name();
 
           if (!IsFP32AndFP64(real_in_var_node->Var()->GetDataType())) continue;
@@ -761,7 +763,7 @@ void AutoMixedPrecisionPass::SetVarPrecision() const {
         for (auto* out_var_node : op_node->outputs) {
           CHECK_EQ(out_var_node->IsVar(), true);
 
-          auto* real_out_var_node = real_vars_[out_var_node->Var()->Name()];
+          auto* real_out_var_node = real_vars_.at(out_var_node->Var()->Name());
           auto out_var_name = real_out_var_node->Var()->Name();
 
           if (!IsFP32AndFP64(real_out_var_node->Var()->GetDataType())) continue;
@@ -877,7 +879,7 @@ void AutoMixedPrecisionPass::InsertCastOp() const {
         if (!VarNodeHasDtype(in_var_node)) continue;
         if (in_var_node->Var()->Persistable()) continue;
 
-        auto* real_in_var_node = real_vars_[in_var_node->Var()->Name()];
+        auto* real_in_var_node = real_vars_.at(in_var_node->Var()->Name());
 
         auto in_var_type = real_in_var_node->Var()->GetDataType();
 

paddle/fluid/framework/ir/identity_op_clean_pass.cc

@@ -201,7 +201,8 @@ int IdentityOpCleanPass::CleanTwoCastOp(ir::Graph* graph) const {
 
 void IdentityOpCleanPass::ApplyImpl(ir::Graph* graph) const {
   Init(name_scope_, graph);
-  int found_count = CleanUselessOp(graph) + CleanTwoCastOp(graph);
+  int found_count = CleanUselessOp(graph);
+  found_count += CleanTwoCastOp(graph);
   AddStatis(found_count);
 }