fix(gi): 模块级类全局按值本位存储(仅 __new__ 类用指针) - 修 CAM: V3 被包成 Ptr 致悬垂误报

App/lib/Stub/StubGen/VpiReader.vp

@@ -2885,10 +2885,10 @@ def _inject_global_variable_declare(pool: memhub.MemBuddy*, mod: mlirlite.LLVMMo
     gv_ty_v: mlirlite.LLVMType* = resolved_v
     match resolved_v:
         case mlirlite.LLVMType.Struct(_, _, _):
-            # Object classes (@t.Object/@t.CVTable: object-as-pointer) -> Ptr(struct), matching
-            # handle_module_level_var; plain t.CStruct value classes keep a value instance.
+            # 与 handle_module_level_var 保持同一口径：只有 `__new__`（自定义分配）的类才以指针表示；
+            # 仅"有方法 / 带 vtable"（IsOOP / HasVTable）的类，模块级全局同样按值本位存储。
             gv_entry_v: GenTypes.StructEntry* = GenApi.find_struct_by_type(resolved_v)
-            if gv_entry_v is not None and (gv_entry_v.HasNew != 0 or gv_entry_v.HasVTable != 0 or gv_entry_v.IsOOP != 0): gv_ty_v = mlirlite.Ptr(pool, resolved_v)
+            if gv_entry_v is not None and gv_entry_v.HasNew != 0: gv_ty_v = mlirlite.Ptr(pool, resolved_v)
             else: gv_ty_v = resolved_v
         case mlirlite.LLVMType.Array(aelem_v, acount_v):
             # Fixed-size arrays (CArray[T, N]) keep the full [N x T] type, matching

App/lib/core/Gen/TranslatorGenMixin.vp

@@ -556,7 +556,14 @@ novirtual class TranslatorGenMixin:
                             gv_hn = gv_entry.HasNew; gv_hv = gv_entry.HasVTable; gv_oo = gv_entry.IsOOP
                         stdio.printf("[GVAR-DIAG] name=%s hasnew=%d hasvtable=%d isoop=%d\n",
                                      var_name, gv_hn, gv_hv, gv_oo)
-                        if gv_entry is not None and (gv_entry.HasNew != 0 or gv_entry.HasVTable != 0 or gv_entry.IsOOP != 0):
+                        if gv_entry is not None and gv_entry.HasNew != 0:
+                            # 只有定义了 `__new__`（自定义分配器，对象存储可能不在本帧）的类才**必须**
+                            # 以指针表示。仅"有方法 / 带 vtable"（IsOOP / HasVTable）的类，值本体内联
+                            # 存储同样可工作（方法调用把 &obj 作 self 传入，vptr 亦可内联在值里），
+                            # 因此模块级全局也按**值本位**存储，与局部变量（`alloca %T`）语义一致：
+                            #   `CAM: V3` ⇒ `@CAM = global %V3`，`CAM = V3(...)` 即整块就地写入
+                            #   （不再产生"把本帧对象地址存进全局"的悬垂，也不再让
+                            #     check_return_frame_decl 误报 LifetimeError）。
                             # Object-class global (object-as-pointer): remember the Struct value type
                             # so a BSS storage global can hold the instance; otherwise @g is NULL.
                             resolved_stg_ty = resolved