From bf41d022ce9736a92097f416ab96fca7ab4594ca Mon Sep 17 00:00:00 2001
From: Eugen Wissner <belka@caraus.de>
Date: Sun, 23 Aug 2026 14:05:26 +0200
Subject: Reject 0-sized variables

---
 boot/parser.yy | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'boot/parser.yy')

diff --git a/boot/parser.yy b/boot/parser.yy
index c45fdbc..0c32610 100644
--- a/boot/parser.yy
+++ b/boot/parser.yy
@@ -643,6 +643,11 @@ type_declaration: identifier_definition "=" type_expression
         {
             $$ = new boot::type_declaration(boot::make_position(@$), std::move(*$1), $3);
         }
+    | identifier_definition "=" "extern"
+        {
+            $$ = new boot::type_declaration(boot::make_position(@$), std::move(*$1),
+                    new boot::extern_type_expression(boot::make_position(@$)));
+        }
 type_declarations:
     type_declaration type_declarations
         {
-- 
cgit v1.2.3