refactor(type): 全面清理旧联合与 t/c 标记判断

审计并修复 23 个文件：类型注解中的 T1 | T2 一律 fail-fast；typedef/define/export/extern/static/const/volatile/attribute 优先读取 Markers/Attributes/ByteOrder/BitWidth；指针统一 CPtr/rawptr/CRef/CTempRef/CArrayPtr/CAutoPtr Subscript；stub 输出统一新语法。

lib/Projectrans/Phase1Generator.py

@@ -9,7 +9,7 @@ import traceback
 from lib.Projectrans.Utils import compute_sha1, get_file_dependencies, find_reachable_files_from_entries, parse_python_file
 from lib.Projectrans.DeclarationGenerator import DeclarationGenerator
 from lib.core.VLogger import get_logger as _vlog
-from lib.core.SymbolUtils import ExpandSoftKeywords
+from lib.core.SymbolUtils import ExpandSoftKeywords, AnnotationContainsName
 from lib.constants.config import mode as _ConfigMode
 from lib.core import TypeSystem
 from StubGen import PythonToStubConverter
@@ -380,19 +380,14 @@ class Phase1Generator:
                 for node in ast.iter_child_nodes(tree):
                     if isinstance(node, ast.AnnAssign) and isinstance(node.target, ast.Name):
                         var_name: str = node.target.id
-                        is_typedef: bool = False
+                        # 新语法 `typedef 名字 = 类型` 由解析器写入
+                        # node/annotation 的 Markers；旧 `名字: CTypedef = 类型`
+                        # 只作为兼容回落。
                         _Markers: tuple[str, ...] = (tuple(getattr(node, 'Markers', None) or ())
                                                      + tuple(getattr(node.annotation, 'Markers', None) or ()))
-                        if 'typedef' in _Markers:
-                            is_typedef = True
-                        elif isinstance(node.annotation, ast.Attribute) and hasattr(node.annotation, 'attr') and node.annotation.attr == 'CTypedef':
-                            is_typedef = True
-                        elif isinstance(node.annotation, ast.Name) and node.annotation.id == 'CTypedef':
-                            is_typedef = True
-                        elif isinstance(node.annotation, ast.BinOp) and isinstance(node.annotation.left, ast.Attribute) and hasattr(node.annotation.left, 'attr') and node.annotation.left.attr == 'CTypedef':
-                            is_typedef = True
-                        elif isinstance(node.annotation, ast.BinOp) and isinstance(node.annotation.left, ast.Name) and node.annotation.left.id == 'CTypedef':
-                            is_typedef = True
+                        is_typedef: bool = (
+                            'typedef' in _Markers
+                            or AnnotationContainsName(node.annotation, 'CTypedef'))
                         if is_typedef and node.value and var_name not in typedef_map:
                             typedef_map[var_name] = node.value
             except Exception as _e: