(dart) Empty block-comment breaks further highlighting

[Hirse]

Describe the issue

https://codegolf.stackexchange.com/a/215707/25026

Which language seems to have the issue?
dart

Are you using highlight or highlightAuto?
highlight
Answer on StackExchange site with language set explicitly.

Sample Code to Reproduce

/**/main(){print("Hello, World!");}/**/

Expected behavior