Maxime Devos writes: >> +       (modify-phases %standard-phases >> +         ;; Source-only package >> +         (delete 'build)))) > > Why is the build phase removed? It seems to be just a Go > library, > not some Rust-style circularity. As far as I can tell Go expects libraries to be source-only, so I'm not sure what you would do in a build phase. I followed the lead of the other Go library packages like go-golang-org-x-tools (grep golang.scm for "Source-only package").