bug#55657: libgccjit is unusable

[Tobias Geerinckx-Rice via Bug reports for GNU Guix]

Meant to include link to 
https://github.com/flatwhatson/guix-channel/blob/657da22f0229b978b7bf4e4d476f59f17f6a175f/flat/packages/gcc.scm#L27
 which is where the majic happens

Kind regards,

T G-R

Sent on the go.  Excuse or enjoy my brevity.