From d9a77988916301164a655a034da457f19124d5d6 Mon Sep 17 00:00:00 2001
From: blueloveTH <blueloveTH@foxmail.com>
Date: Thu, 8 Jan 2026 15:26:03 +0800
Subject: [PATCH] Update library.py

---
 ffigen/ffigen/library.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ffigen/ffigen/library.py b/ffigen/ffigen/library.py
index 7177302d..6fdc6c8c 100644
--- a/ffigen/ffigen/library.py
+++ b/ffigen/ffigen/library.py
@@ -19,14 +19,14 @@ class Library:
         self.functions = [] # type: list[Function]
         self.callbacks = set() # type: set[str]
 
-    def unalias(self, name: str) -> c_ast.Node:
+    def unalias(self, name: str) -> c_ast.Node | str:
         while name in self.aliases:
             node = self.aliases[name]
             if isinstance(node, str):
                 name = node
             else:
                 return node
-        assert False, f'alias {name} not found'
+        return name
 
     def build(self, *, glue_dir='.', stub_dir='.', includes: list[str] | None = None):
         self.remove_unsupported()