2 files changed, 6 insertions, 0 deletions
diff --git a/include/elna/boot/ast.h b/include/elna/boot/ast.h
index 5d5bdce..ffc57de 100644
--- a/include/elna/boot/ast.h
+++ b/include/elna/boot/ast.h
@@ -606,6 +606,9 @@ namespace elna::boot
         type_expression& variable_type();
         expression *initializer{ nullptr };
         const bool is_extern{ false };
+
+        /// Whether the variable was declared in a \c threadvar section.
+        bool is_thread_local{ false };
     };
 
     /**
diff --git a/include/elna/boot/symbol.h b/include/elna/boot/symbol.h
index 1ca5deb..08292bc 100644
--- a/include/elna/boot/symbol.h
+++ b/include/elna/boot/symbol.h
@@ -487,6 +487,9 @@ namespace elna::boot
         /// its type's own alignment.
         std::optional<std::size_t> alignment;
 
+        /// Whether the variable has thread storage duration.
+        bool is_thread_local{ false };
+
         /**
          * Constructs a variable symbol information.
          *