From 43f2c7b7595bbc7c5414f7ac535b6bea9204b8a5 Mon Sep 17 00:00:00 2001
From: zs <zhangsong325@gmail.com>
Date: Mon, 3 Nov 2025 17:27:22 +0800
Subject: [PATCH] resolve the type alias correctly

---
 src/indexer.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/indexer.cc b/src/indexer.cc
index c42fdd5f..c7e1752b 100644
--- a/src/indexer.cc
+++ b/src/indexer.cc
@@ -325,6 +325,9 @@ try_again:
   switch (tp->getTypeClass()) {
   case Type::Typedef:
     d = cast<TypedefType>(tp)->getDecl();
+    tp = cast<TypedefType>(tp)->getDecl()->getUnderlyingType().getTypePtrOrNull();
+    if (tp)
+      goto try_again;
     break;
   case Type::ObjCObject:
     d = cast<ObjCObjectType>(tp)->getInterface();