From 3d542fe5881d3693b47628ac1f6bf197ad8540d0 Mon Sep 17 00:00:00 2001
From: PENGUINLIONG <admin@penguinliong.moe>
Date: Tue, 23 Aug 2022 17:44:14 +0800
Subject: [PATCH] Fixed compilation

---
 taichi/runtime/llvm/llvm_aot_module_loader.cpp | 2 +-
 taichi/runtime/llvm/llvm_aot_module_loader.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/taichi/runtime/llvm/llvm_aot_module_loader.cpp b/taichi/runtime/llvm/llvm_aot_module_loader.cpp
index bbb74b0dbb840..6006be8ea7f11 100644
--- a/taichi/runtime/llvm/llvm_aot_module_loader.cpp
+++ b/taichi/runtime/llvm/llvm_aot_module_loader.cpp
@@ -40,7 +40,7 @@ std::unique_ptr<aot::Field> LlvmAotModule::make_new_field(
   return std::make_unique<llvm_aot::FieldImpl>(std::move(loaded));
 }
 
-std::unique_ptr<aot::CompiledGraph> LlvmAotModule::get_graph(std::string name) {
+std::unique_ptr<aot::CompiledGraph> LlvmAotModule::get_graph(const std::string& name) {
   auto it = graphs_.find(name);
   if (it == graphs_.end()) {
     TI_DEBUG("Cannot find graph {}", name);
diff --git a/taichi/runtime/llvm/llvm_aot_module_loader.h b/taichi/runtime/llvm/llvm_aot_module_loader.h
index 2a8b3582eda1c..62c69f5a30745 100644
--- a/taichi/runtime/llvm/llvm_aot_module_loader.h
+++ b/taichi/runtime/llvm/llvm_aot_module_loader.h
@@ -54,7 +54,7 @@ class LlvmAotModule : public aot::Module {
     return initialized_snode_tree_ids.count(snode_tree_id);
   }
 
-  std::unique_ptr<aot::CompiledGraph> get_graph(std::string name) override;
+  std::unique_ptr<aot::CompiledGraph> get_graph(const std::string& name) override;
 
  protected:
   virtual FunctionType convert_module_to_function(