32 lines
560 B
Nix
32 lines
560 B
Nix
{ lib }:
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{
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optimizationLevel ? "O3",
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enableLTO ? true,
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enableNativeOptimizations ? true,
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additionalFlags ? []
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}:
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pkg:
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assert lib.assertOneOf "optimizationLevel" optimizationLevel [
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"O0"
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"O1"
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"O2"
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"O3"
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"Ofast"
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"Os"
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"Oz"
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"Og"
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];
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let
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flags = [ "-${optimizationLevel}" ]
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++ lib.optional enableLTO "-flto"
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++ lib.optional enableNativeOptimizations "-march=native"
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++ additionalFlags;
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in
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pkg.overrideAttrs (prevAttrs: {
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env.NIX_CFLAGS_COMPILE = (prevAttrs.env.NIX_CFLAGS_COMPILE or "")
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+ lib.strings.concatStringsSep " " flags;
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})
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