python3Packages.scikit-learn: hack-fix missing libstdc++

vcunat · vcunat · commit 46f29d4bd630 · 2023-04-08T11:24:46.000+02:00
gfortran doesn't include the library now, perhaps temporarily.
diff --git a/pkgs/development/python-modules/scikit-learn/default.nix b/pkgs/development/python-modules/scikit-learn/default.nix
@@ -55,6 +55,9 @@ buildPythonPackage rec {
     export SKLEARN_BUILD_PARALLEL=$NIX_BUILD_CORES
   '';
 
+  # TODO: a proper fix?  See around PR #225220
+  NIX_LDFLAGS = if stdenv.cc.isGNU then "-L${stdenv.cc.cc.lib}/lib" else null;
+
   doCheck = !stdenv.isAarch64;
 
   disabledTests = [
