diff --git a/mindspore/ops/operations/array_ops.py b/mindspore/ops/operations/array_ops.py
index 1b1366d92e..da8f74930e 100644
--- a/mindspore/ops/operations/array_ops.py
+++ b/mindspore/ops/operations/array_ops.py
@@ -320,16 +320,16 @@ class Cast(PrimitiveWithInfer):
 
     def check_elim(self, x, dtype):
         if isinstance(x, (Tensor, numbers.Number, Parameter)):
+            if isinstance(x, Parameter):
+                data = x.data
+                if data.dtype == dtype:
+                    return (True, x)
             if isinstance(x, Tensor) and x.dtype == dtype:
                 x = Tensor(x)
                 x.set_cast_dtype()
                 return (True, x)
             if isinstance(x, numbers.Number):
                 return (True, Tensor(x, dtype=dtype))
-            if isinstance(x, Parameter):
-                data = x.data
-                if data.dtype == dtype:
-                    return (True, x)
         return (False, None)
 
     def __infer__(self, x, t):