diff --git a/lib/core/SymbolUtils.py b/lib/core/SymbolUtils.py
index 8437833..e72be44 100644
--- a/lib/core/SymbolUtils.py
+++ b/lib/core/SymbolUtils.py
@@ -2712,6 +2712,33 @@ def IsPtrSubscriptNode(node: ast.AST, symtable: object | None = None,
     return IsCPtrMarkerNode(value, symtable, TCAliasMap)
 
 
+_GENERIC_ARG_INT_NAMES: frozenset[str] = frozenset({
+    'CInt', 'CChar', 'CShort', 'CLong', 'CLongLong',
+    'CUnsigned', 'CUnsignedChar', 'CUnsignedInt', 'CUnsignedShort',
+    'CUnsignedLong', 'CUnsignedLongLong', 'CSignedChar', 'CBool',
+    'CInt8T', 'CInt16T', 'CInt32T', 'CInt64T',
+    'CUInt8T', 'CUInt16T', 'CUInt32T', 'CUInt64T',
+    'CIntFast8T', 'CIntFast16T', 'CIntFast32T', 'CIntFast64T',
+    'CUIntFast8T', 'CUIntFast16T', 'CUIntFast32T', 'CUIntFast64T',
+    'CIntLeast8T', 'CIntLeast16T', 'CIntLeast32T', 'CIntLeast64T',
+    'CUIntLeast8T', 'CUIntLeast16T', 'CUIntLeast32T', 'CUIntLeast64T',
+    'CSizeT', 'CIntPtrT', 'CUIntPtrT', 'CPtrDiffT',
+    'int8', 'int16', 'int32', 'int64',
+    'uint8', 'uint16', 'uint32', 'uint64',
+    'intfast8', 'intfast16', 'intfast32', 'intfast64',
+    'uintfast8', 'uintfast16', 'uintfast32', 'uintfast64',
+    'intleast8', 'intleast16', 'intleast32', 'intleast64',
+    'uintleast8', 'uintleast16', 'uintleast32', 'uintleast64',
+    'sizet', 'size_t', 'uchar', 'short', 'ushort', 'uint',
+    'long', 'ulong', 'longlong', 'ulonglong', 'ptrdifft',
+})
+
+_GENERIC_ARG_FLOAT_NAMES: frozenset[str] = frozenset({
+    'CFloat', 'CDouble', 'CFloat8T', 'CFloat16T',
+    'CFloat32T', 'CFloat64T', 'CFloat128T',
+})
+
+
 def NormalizeGenericArgName(NameId: str) -> str:
     """ast.Name 泛型实参 → 定义端 type_arg（HandlesExprCall._resolve_generic_slice_type
     的 ast.Name 分支，逐分支同构）：