feat(types): rowptr/REnum 迁移工作区快照 + GSList/PrintModule 临时 DBGCHAIN 护栏

把此前未提交的 rowptr 迁移整体入库（42 文件，含 ast/llvmlite/hashlib/json/zlib 等签名 rowptr 化）。临时诊断（用后移除）：linkedlist.vp GSList[T].append 链完整性四检、__module.vp PrintModule Function.Params/param 指针野值护栏（[DBGCHAIN] 前缀 + fflush + exit）。

builtins.vp

@@ -1,3 +1,4 @@
+import stdint as __stdint
 import t
 
 # ============================================================
@@ -23,3 +24,33 @@ def max(a: double, b: double) -> double:
     if a > b:
         return a
     return b
+
+# rowptr 已内置于编译器（TPC/TPV 双端），作为语法保留字，不可重定义：
+# rowptr[T] 固定表示"裸指针，指向原始类型 T"（等价 t.CPtr[T]）。
+size_t: t.CTypedef = t.CSizeT
+int8: t.CTypedef = t.CInt8T
+int16: t.CTypedef = t.CInt16T
+int32: t.CTypedef = t.CInt32T
+int64: t.CTypedef = t.CInt64T
+uint8: t.CTypedef = t.CUInt8T
+uint16: t.CTypedef = t.CUInt16T
+uint32: t.CTypedef = t.CUInt32T
+uint64: t.CTypedef = t.CUInt64T
+
+intfast8: t.CTypedef = t.CIntFast8T
+intfast16: t.CTypedef = t.CIntFast16T
+intfast32: t.CTypedef = t.CIntFast32T
+intfast64: t.CTypedef = t.CIntFast64T
+uintfast8: t.CTypedef = t.CUIntFast8T
+uintfast16: t.CTypedef = t.CUIntFast16T
+uintfast32: t.CTypedef = t.CUIntFast32T
+uintfast64: t.CTypedef = t.CUIntFast64T
+
+intleast8: t.CTypedef = t.CIntLeast8T
+intleast16: t.CTypedef = t.CIntLeast16T
+intleast32: t.CTypedef = t.CIntLeast32T
+intleast64: t.CTypedef = t.CIntLeast64T
+uintleast8: t.CTypedef = t.CUIntLeast8T
+uintleast16: t.CTypedef = t.CUIntLeast16T
+uintleast32: t.CTypedef = t.CUIntLeast32T
+uintleast64: t.CTypedef = t.CUIntLeast64T