Integrate indirect into Compiler Explorer

[ednolan]

CC @vickgoodman

The repo currently has a "Try it on Compiler Explorer" badge, but it links to www.example.com

[vickgoodman]

Hello, I believe I asked about this on Discord.

Retried testing for compiler explorer but I'm getting the same error:

[ednolan]

Ah, of course, I remember now, thank you. I created a new issue:

#21

Fixing compiler explorer is blocked on fixing the config header as described in that issue.