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authorAlyssa Ross <hi@alyssa.is>2019-04-14 17:50:16 +0000
committerAlyssa Ross <hi@alyssa.is>2019-04-14 17:50:16 +0000
commit439ebf093f2779d73bc76484a36be2889cc807bf (patch)
tree7dd3b84fb345c228165c2dae6c7cdd54b433db9e /nixpkgs/pkgs/development/libraries/dlib
parentd7417c2c1096b13fe903af802c7cf019fca14a7b (diff)
parent0c0954781e257b8b0dc49341795a2fe7d96945a3 (diff)
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Merge commit '0c0954781e257b8b0dc49341795a2fe7d96945a3'
Diffstat (limited to 'nixpkgs/pkgs/development/libraries/dlib')
-rw-r--r--nixpkgs/pkgs/development/libraries/dlib/default.nix5
1 files changed, 5 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/dlib/default.nix b/nixpkgs/pkgs/development/libraries/dlib/default.nix
index a88b3f1b9b68..67a56855bb79 100644
--- a/nixpkgs/pkgs/development/libraries/dlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dlib/default.nix
@@ -1,5 +1,8 @@
 { stdenv, lib, fetchFromGitHub, cmake, pkgconfig, libpng, libjpeg
 , guiSupport ? false, libX11
+
+  # see http://dlib.net/compile.html
+, avxSupport ? true
 }:
 
 stdenv.mkDerivation rec {
@@ -17,6 +20,8 @@ stdenv.mkDerivation rec {
     rm -rf dlib/external
   '';
 
+  cmakeFlags = [ "-DUSE_AVX_INSTRUCTIONS=${if avxSupport then "yes" else "no"}" ];
+
   enableParallelBuilding = true;
   nativeBuildInputs = [ cmake pkgconfig ];
   buildInputs = [ libpng libjpeg ] ++ lib.optional guiSupport libX11;