}
	return t.Sub(Now())
}

// AddDate returns the time corresponding to adding the
// given number of years, months, and days to t.
// For example, AddDate(-1, 2, 3) applied to January 1, 2011
// returns March 4, 2010.
//
// Note that dates are fundamentally coupled to timezones, and calendrical
// periods like days don't have fixed durations. AddDate uses the Location of

	{"Sub", func(t1, t2 Time) bool { return t1.Sub(t2) == t2.Sub(t1) }},

	//Original caus for this test case bug 15852
	{"AddDate", func(t1, t2 Time) bool { return t1.AddDate(1991, 9, 3) == t2.AddDate(1991, 9, 3) }},

	{"UTC", func(t1, t2 Time) bool { return t1.UTC() == t2.UTC() }},
	{"Local", func(t1, t2 Time) bool { return t1.Local() == t2.Local() }},

                    paths.add(path);
                }
            }
        }
    }

    public void addCompileSourceRoot(String path) {
        addPath(getCompileSourceRoots(), path);
    }

    public void addTestCompileSourceRoot(String path) {
        addPath(getTestCompileSourceRoots(), path);
    }

    public List<String> getCompileSourceRoots() {
        return compileSourceRoots;
    }

    CompareTensors(out0, expected_out0);
    CompareTensors(out1, expected_out1);
  }

  void CompareTensors(TF_Tensor* a, TF_Tensor* b) {
    float* a_data = static_cast<float*>(TF_TensorData(a));
    float* b_data = static_cast<float*>(TF_TensorData(b));
    EXPECT_EQ(*a_data, *b_data);
  }

  void AddGradients(bool grad_inputs_provided, const char* prefix,
                    TF_Output* inputs, int ninputs, TF_Output* outputs,