functional component can't render multiple root nodes if they are functional components too

[senid231]

Version

2.5.13

Reproduction link

https://jsfiddle.net/senid231/cxuoxdme/24/

Steps to reproduce

just observe JSFiddle link

What is expected?

To see <span>Hi</span> 32 times (2^^5)

What is actually happening?

undefinedundefined

it renders undefined instead of each functional component

[senid231]

functional components can render multiple VNodes (according to #7088 (comment))
but seems that it can't do that if VNode wrapped with another functional component

[yyx990803]

This has been fixed in 8335217 (not released yet)

[ayumu-fujii]

I was in the process of writing composition as much as programming to send a request for this problem due to inadequate English skills. . .
very very very very great!!!