Quickhelp tooltip gets positioned incorrectly when completion happens near the very end of the buffer

[cpitclaudel]

This is likely to be what #52 was about, but that issue got a bit diluted. Here's the repro.

• Start a fresh Emacs with company and company-quickhelp (I use MELPA's make sandbox for that)
• Open a new test.el file; turn on company and company-quickhelp
• Type (defu, then wait for completion to start and for a tooltip pop up to appear.

I see this:

Adding two newlines after the defun fixes it:

[expez]

Yeah, I'm seeing the same, but I think this is a problem with pos-tip, or even the underlying display engine, which pos-tip in turn uses.

I tested this on ubuntu.

[jcs090218]

Is there a solution for this issue, I encountered this issue on Windows 10...

[dgutov]

I think I've managed to track down this one.

Let me know if something is amiss.