Daylight sensor is not working properly when inverted. When inverted at night the sensor sends out a redstone signal.

Put the summary of the bug you're having here
Whenever I invert a daylight sensor and put it on a redstone lamp it turns on during the night but it keeps sending a redstone signal throughout the day.
What I expected to happen was...:
Describe what you thought should happen here
I thought that it would be a regular daylight sensor except for night.
What actually happened was...:
Describe what happened here
It stayed on throughout the day even though it was inverted.
Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...
Get a redstone lamp.
Place the redstone lamp.
Get a daylight sensor and place it on the redstone lamp.
Invert it.
Change it to night.
Change it back to day.