1 files changed, 6 insertions, 0 deletions
diff --git a/pkgs/development/libraries/science/math/amd-libflame/default.nix b/pkgs/development/libraries/science/math/amd-libflame/default.nix
index b28fa43a226..a5b65737941 100644
--- a/pkgs/development/libraries/science/math/amd-libflame/default.nix
+++ b/pkgs/development/libraries/science/math/amd-libflame/default.nix
@@ -6,8 +6,12 @@
 , amd-blis
 
 , withOpenMP ? true
+, blas64 ? false
 }:
 
+# right now only LP64 is supported
+assert !blas64;
+
 stdenv.mkDerivation rec {
   pname = "amd-libflame";
   version = "3.0";
@@ -26,6 +30,8 @@ stdenv.mkDerivation rec {
     ./add-lapacke.diff
   ];
 
+  passthru = { inherit blas64; };
+
   nativeBuildInputs = [ gfortran python3 ];
 
   buildInputs = [ amd-blis ];