diff --git a/includes/llvmlite/__builder.vp b/includes/llvmlite/__builder.vp
index b694501..1b3737d 100644
--- a/includes/llvmlite/__builder.vp
+++ b/includes/llvmlite/__builder.vp
@@ -798,7 +798,6 @@ class IRBuilder:
         # 当 translate_value 返回非指针值（如 i32 常量 0）时，
         # 直接 GEP 会导致 llc 编译失败
         if _is_ptr_type(ptr.Ty) == 0:
-            stdio.printf("[GEP-ERR] base not pointer, skip GEP\n")
             return None
         pool: memhub.MemBuddy | t.CPtr = self.Pool
         name: t.CChar | t.CPtr = self._alloc_ssa_name()
diff --git a/includes/llvmlite/__types.vp b/includes/llvmlite/__types.vp
index a3be5a9..d3afb58 100644
--- a/includes/llvmlite/__types.vp
+++ b/includes/llvmlite/__types.vp
@@ -329,7 +329,7 @@ class LLVMTypeCore:
         return Array(self.Pool, elem_ty, count)
 
     def Struct(self, fields: ParamNode | t.CPtr, fcount: t.CInt,
-               name: t.CChar | t.CPtr) -> LLVMType | t.CPtr:
+               name: t.CChar | t.CPtr = None) -> LLVMType | t.CPtr:
         return Struct(self.Pool, fields, fcount, name)
 
     def Void(self) -> LLVMType | t.CPtr: