Each invocation of pkgs.extends adds 130MB of allocation to the hydra
evaluator. We are already struggling with the amount of memory nixpkgs
requires.
`pkgs.extend` is a useful escape-hatch, but should be not be used inside
of nixpkgs directly.
* cadence: fix wrong wrappings (#50610)
* cadence: split native build inputs
+ fix license : this is under GPL2+ and not MIT
* cadence: use fetchzip
Because GitHub archives are not stable over time so better
to compute the hash of the unpacked content
* cadence: limit to x64-linux
Broken on aarch64 because the Makefile pass
"-msse -mfpmath=sse" flags (x86 only)