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nix-builder: improvements in NCCL handling - #951

Merged

danieldk merged 7 commits into

mainfrom

Oct 30, 2026

Merged

nix-builder: improvements in NCCL handling#951
danieldk merged 7 commits into
mainfrom
nccl-2.32.3

Commits on Oct 29, 2026
- nccl: 2.30.4-1 -> 2.32.3
  danieldk
  committed
  74e6f1d
- {nix,kernel}-builder: ensure that a kernel can use NCCL
  danieldk
  committed
  4f6044d
- Add `nccl-version` example and wire up in CI
  danieldk
  committed
  b694f3a
- nix-builder: use NCCL version Torch was built against
  danieldk
  committed
  b7077c9
- Raise `nccl` versions out of the CUDA package set into the overlay
  danieldk
  committed
  f31f55a
- Allow supplying extra overlays from `genKernelFlakeOutputs`
  danieldk
  committed
  9280f00
- nix-builder: add mkNccl
  danieldk
  committed
  5821c96