Richie
7c0c962f2e
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21 lines
914 B
Nix
21 lines
914 B
Nix
# Compatibility fixes for packages rebuilt with x86-64-v3.
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#
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# The v3 baseline enables instructions that expose source assumptions hidden
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# by the generic x86-64 build. Keep compile fixes here, separate from test
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# exclusions, until upstream or nixpkgs incorporates them.
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_final: prev:
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prev.lib.optionalAttrs ((prev.stdenv.hostPlatform.gcc.arch or null) == "x86-64-v3") {
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deno =
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let
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librusty_v8 = prev.deno.passthru.librusty_v8.overrideAttrs (old: {
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# Clang prohibits including its internal BMI2 header directly. The
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# public umbrella supplies the same intrinsics with the required setup.
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postPatch = (old.postPatch or "") + ''
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substituteInPlace third_party/abseil-cpp/absl/container/internal/raw_hash_set.h \
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--replace-fail "#include <bmi2intrin.h>" "#include <immintrin.h>"
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'';
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});
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in
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prev.deno.override { inherit librusty_v8; };
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}
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