prevent using declared global variables as temporary inline variables.

1 files changed, 15 insertions, 2 deletions

diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index 42310b2..db59c08 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -71,7 +71,7 @@ static std::unordered_set<std::string> Metamethods = {
         "close"s // Lua 5.4
 };
 
-const std::string_view version = "0.15.19"sv;
+const std::string_view version = "0.15.20"sv;
 const std::string_view extension = "yue"sv;
 
 class YueCompilerImpl {
@@ -417,6 +417,19 @@ private:
                 return isDefined;
         }
 
+        bool isSolidDefined(const std::string& name) const {
+                bool defined = false;
+                for (auto it = _scopes.rbegin(); it != _scopes.rend(); ++it) {
+                        auto vars = it->vars.get();
+                        auto vit = vars->find(name);
+                        if (vit != vars->end()) {
+                                defined = true;
+                                break;
+                        }
+                }
+                return defined;
+        }
+
         bool isLocal(const std::string& name) const {
                 bool local = false;
                 for (auto it = _scopes.rbegin(); it != _scopes.rend(); ++it) {
@@ -526,7 +539,7 @@ private:
                 do {
                         newName = nameStr + std::to_string(index);
                         index++;
-                } while (isLocal(newName));
+                } while (isSolidDefined(newName));
                 return newName;
         }