Bad display of negative values in stacked line chart

[sthenault]

Version

5.0.2

Reproduction link

https://jsfiddle.net/7z4j2amo/

Steps to reproduce

see fiddle

What is expected?

stacked negative values should appears relative to the point they are stacked too

What is actually happening?

they appears as their absolute value

---

also, colored area is somewhat creative and seems to have bug wrt null value...

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[de87684333]

Hi, I'm also facing it! Any update on a fix for this one?
Here is what I get with the latest version 5.3.2:

[susiwen8]

There is a new feature in 5.3.3-rc

• feat: add new stacking strategies #17086
  You can use it see the result.

[de87684333]

Oh that sounds great! thanks @susiwen8