46 lines
1.3 KiB
Nix
46 lines
1.3 KiB
Nix
{ lib
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, stdenv
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, fetchFromGitLab
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, fetchpatch
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, cmake
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}:
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stdenv.mkDerivation rec {
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pname = "eigen";
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version = "3.4.0";
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src = fetchFromGitLab {
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owner = "libeigen";
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repo = pname;
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rev = version;
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sha256 = "sha256-1/4xMetKMDOgZgzz3WMxfHUEpmdAm52RqZvz6i0mLEw=";
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};
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patches = [
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./include-dir.patch
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# Fixes e.g. onnxruntime on aarch64-darwin:
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# https://hydra.nixos.org/build/248915128/nixlog/1,
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# originally suggested in https://github.com/NixOS/nixpkgs/pull/258392.
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#
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# The patch is from
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# ["Fix vectorized reductions for Eigen::half"](https://gitlab.com/libeigen/eigen/-/merge_requests/699)
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# which is two years old,
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# but Eigen hasn't had a release in two years either:
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# https://gitlab.com/libeigen/eigen/-/issues/2699.
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(fetchpatch {
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url = "https://gitlab.com/libeigen/eigen/-/commit/d0e3791b1a0e2db9edd5f1d1befdb2ac5a40efe0.patch";
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hash = "sha256-8qiNpuYehnoiGiqy0c3Mcb45pwrmc6W4rzCxoLDSvj0=";
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})
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];
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nativeBuildInputs = [ cmake ];
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meta = with lib; {
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homepage = "https://eigen.tuxfamily.org";
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description = "C++ template library for linear algebra: vectors, matrices, and related algorithms";
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license = licenses.lgpl3Plus;
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maintainers = with maintainers; [ sander raskin ];
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platforms = platforms.unix;
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};
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}
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