TF_SetAttrShape(desc, "v", nullptr, -1);
  auto oper = TF_FinishOperation(desc, s_);
  ASSERT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);
  EXPECT_TF_META("v", -1, TF_ATTR_SHAPE, -1);
  TF_OperationGetAttrShape(oper, "v", nullptr, 10, s_);
  EXPECT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);

  // Partially specified shape
  const int64_t partial_shape[] = {17, -1};

// `values` must point to an array of length at least `num_dims` (ideally set to
// TF_Attr_Meta.size from TF_OperationGetAttrMetadata(oper, attr_name)).
TF_CAPI_EXPORT extern void TF_OperationGetAttrShape(TF_Operation* oper,
                                                    const char* attr_name,
                                                    int64_t* value,