I just wrote a bug report on this.
The best place to ask if something is a bug, is this forum. If you are confident that you have found a bug, the best place to submit the bug report is
You will need to sign up for an account. The button for that is in the lower left corner of that page.
Before you submit any reports, you should read the Wiki
It’s a bit dated but it contains more information than I am putting in this post.