From f2ea8e28ecbd2205d6a6aed5b2e31cd6248fe024 Mon Sep 17 00:00:00 2001
From: blueloveTH <blueloveTH@foxmail.com>
Date: Sun, 7 Jan 2024 01:37:40 +0800
Subject: [PATCH] ...

---
 include/pocketpy/expr.h | 2 +-
 src/expr.cpp            | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/pocketpy/expr.h b/include/pocketpy/expr.h
index 7211c0c8..4c3480a3 100644
--- a/include/pocketpy/expr.h
+++ b/include/pocketpy/expr.h
@@ -56,7 +56,7 @@ struct CodeEmitContext{
     int for_loop_depth = 0;
 
     std::map<void*, int> _co_consts_nonstring_dedup_map;
-    std::map<std::string, int> _co_consts_string_dedup_map;
+    std::map<std::string, int, std::less<>> _co_consts_string_dedup_map;
 
     int get_loop() const;
     CodeBlock* enter_block(CodeBlockType type);
diff --git a/src/expr.cpp b/src/expr.cpp
index 358c8f97..f5ba2a9b 100644
--- a/src/expr.cpp
+++ b/src/expr.cpp
@@ -89,14 +89,14 @@ namespace pkpy{
     int CodeEmitContext::add_const(PyObject* v){
         if(is_non_tagged_type(v, vm->tp_str)){
             // string deduplication
-            std::string key = PK_OBJ_GET(Str, v).str();
+            std::string_view key = PK_OBJ_GET(Str, v).sv();
             auto it = _co_consts_string_dedup_map.find(key);
             if(it != _co_consts_string_dedup_map.end()){
                 return it->second;
             }else{
                 co->consts.push_back(v);
                 int index = co->consts.size() - 1;
-                _co_consts_string_dedup_map[key] = index;
+                _co_consts_string_dedup_map[std::string(key)] = index;
                 return index;
             }
         }else{