fix

Author: aquagull

paddle/phi/kernels/xpu/cum_kernel.cc

@@ -29,7 +29,9 @@ void CumsumKernel(const Context& dev_ctx,
                   DenseTensor* out) {
   using XPUType = typename XPUTypeTrait<T>::Type;
   dev_ctx.template Alloc<T>(out);
-
+  if (out->numel() == 0) {
+    return;
+  }
   if (x.numel() == 1) {
     int r = xpu::copy<XPUType>(dev_ctx.x_context(),
                                reinterpret_cast<const XPUType*>(x.data<T>()),

test/legacy_test/test_cumsum_op.py

@@ -215,7 +215,7 @@ def set_attrs_input_output(self):
 
 class TestSumOpZeroSize(TestSumOp1):
     def set_attrs_input_output(self):
-        self.x = np.random.random((1, 0, 4)).astype(self._dtype)
+        self.x = np.random.random((1, 0, 4)).astype(self.dtype_)
         self.out = self.x.cumsum(axis=0)
 
 
@@ -764,7 +764,6 @@ def setUp(self):
             paddle.int64,
             paddle.float32,
             paddle.float64,
-            paddle.bool,
         ]
 
     def test_dygraph(self):

test/xpu/test_cumsum_op_xpu.py

@@ -101,6 +101,11 @@ def init_config(self):
             self.input_shape = [2, 3, 5, 255]
             self.axis = 2
 
+    class XPUTestCumsum6(TestCumsumOPBase):
+        def init_config(self):
+            self.input_shape = [1, 0, 2]
+            self.axis = 0
+
 
 support_types = get_xpu_op_support_types('cumsum')
 for stype in support_types: