Double asterisks in a code block indented by four spaces should be ignore, but that's not exactly the case. Play with spaces and single/double asterisks in the code block below and note the highlighting of the headings:
``` code with *asterisks **
# test *a* b
# Testing `pnpm recursive install` behavior. ```
Screencast:
![geany markdown highlight breaks](https://user-images.githubusercontent.com/33569/50580620-9d686280-0e05-11e9-...)