treewide: use blas and lapack

This makes packages use lapack and blas, which can wrap different
BLAS/LAPACK implementations.

treewide: cleanup from blas/lapack changes

A few issues in the original treewide:

- can’t assume blas64 is a bool
- unused commented code

23 files changed, 84 insertions, 59 deletions

diff --git a/pkgs/applications/science/biology/plink-ng/default.nix b/pkgs/applications/science/biology/plink-ng/default.nix
index 13f00c53fe6..0a31ff6ba4f 100644
--- a/pkgs/applications/science/biology/plink-ng/default.nix
+++ b/pkgs/applications/science/biology/plink-ng/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, zlib, openblas, darwin}:
+{ stdenv, fetchFromGitHub, zlib, blas, lapack, darwin}:
 
 stdenv.mkDerivation rec {
   pname = "plink-ng";
@@ -11,14 +11,20 @@ stdenv.mkDerivation rec {
     sha256 = "1zhffjbwpd50dxywccbnv1rxy9njwz73l4awc5j7i28rgj3davcq";
   };
 
-  buildInputs = [ zlib ] ++ (if stdenv.isDarwin then [ darwin.apple_sdk.frameworks.Accelerate ] else [ openblas ]) ;
+  buildInputs = [ zlib ] ++ (if stdenv.isDarwin then [ darwin.apple_sdk.frameworks.Accelerate ] else [ blas lapack ]) ;
 
-  buildPhase = ''
+  preBuild = ''
     sed -i 's|zlib-1.2.8/zlib.h|zlib.h|g' *.c *.h
     ${if stdenv.cc.isClang then "sed -i 's|g++|clang++|g' Makefile.std" else ""}
-    make ZLIB=-lz ${if stdenv.isDarwin then "" else "BLASFLAGS=-lopenblas"} -f Makefile.std
+
+    makeFlagsArray+=(
+      ZLIB=-lz
+      BLASFLAGS="-lblas -lcblas -llapack"
+    );
   '';
 
+  makefile = "Makefile.std";
+
   installPhase = ''
     mkdir -p $out/bin
     cp plink $out/bin
@@ -31,4 +37,3 @@ stdenv.mkDerivation rec {
     platforms = stdenv.lib.platforms.linux;
   };
 }
-
diff --git a/pkgs/applications/science/chemistry/octopus/default.nix b/pkgs/applications/science/chemistry/octopus/default.nix
index f8ce3e925fd..f30954367cf 100644
--- a/pkgs/applications/science/chemistry/octopus/default.nix
+++ b/pkgs/applications/science/chemistry/octopus/default.nix
@@ -1,7 +1,9 @@
 { stdenv, fetchFromGitLab, symlinkJoin, gfortran, perl, procps
-, libyaml, libxc, fftw, openblas, gsl, netcdf, arpack, autoreconfHook
+, libyaml, libxc, fftw, blas, lapack, gsl, netcdf, arpack, autoreconfHook
 }:
 
+assert (!blas.is64bit) && (!lapack.is64bit);
+
 stdenv.mkDerivation rec {
   pname = "octopus";
   version = "9.2";
@@ -14,12 +16,12 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ perl procps autoreconfHook ];
-  buildInputs = [ libyaml gfortran libxc openblas gsl fftw netcdf arpack ];
+  buildInputs = [ libyaml gfortran libxc blas lapack gsl fftw netcdf arpack ];
 
   configureFlags = [
     "--with-yaml-prefix=${libyaml}"
-    "--with-blas=-lopenblas"
-    "--with-lapack=-lopenblas"
+    "--with-blas=-lblas"
+    "--with-lapack=-llapack"
     "--with-fftw-prefix=${fftw.dev}"
     "--with-gsl-prefix=${gsl}"
     "--with-libxc-prefix=${libxc}"
diff --git a/pkgs/applications/science/chemistry/openmolcas/default.nix b/pkgs/applications/science/chemistry/openmolcas/default.nix
index b1720e105fd..0d74e784d77 100644
--- a/pkgs/applications/science/chemistry/openmolcas/default.nix
+++ b/pkgs/applications/science/chemistry/openmolcas/default.nix
@@ -1,9 +1,11 @@
 { stdenv, fetchFromGitLab, cmake, gfortran, perl
-, openblas, hdf5-cpp, python3, texlive
+, openblas, blas, lapack, hdf5-cpp, python3, texlive
 , armadillo, openmpi, globalarrays, openssh
 , makeWrapper, fetchpatch
 } :
 
+assert blas.implementation == "openblas" && lapack.implementation == "openblas";
+
 let
   version = "19.11";
   gitLabRev = "v${version}";
diff --git a/pkgs/applications/science/chemistry/quantum-espresso/default.nix b/pkgs/applications/science/chemistry/quantum-espresso/default.nix
index bd420519ce0..2443e6b23ab 100644
--- a/pkgs/applications/science/chemistry/quantum-espresso/default.nix
+++ b/pkgs/applications/science/chemistry/quantum-espresso/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl
-, gfortran, fftw, openblas
+, gfortran, fftw, blas, lapack
 , mpi ? null
 }:
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     patchShebangs configure
   '';
 
-  buildInputs = [ fftw openblas gfortran ]
+  buildInputs = [ fftw blas lapack gfortran ]
     ++ (stdenv.lib.optionals (mpi != null) [ mpi ]);
 
 configureFlags = if (mpi != null) then [ "LD=${mpi}/bin/mpif90" ] else [ "LD=${gfortran}/bin/gfortran" ];
diff --git a/pkgs/applications/science/chemistry/siesta/default.nix b/pkgs/applications/science/chemistry/siesta/default.nix
index 11f3e551431..c053c0a09cd 100644
--- a/pkgs/applications/science/chemistry/siesta/default.nix
+++ b/pkgs/applications/science/chemistry/siesta/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl
-, gfortran, openblas
+, gfortran, blas, lapack
 , mpi ? null, scalapack
 }:
 
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
     inherit mpi;
   };
 
-  buildInputs = [ openblas gfortran ]
+  buildInputs = [ blas lapack gfortran ]
     ++ (stdenv.lib.optionals (mpi != null) [ mpi scalapack ]);
 
   enableParallelBuilding = true;
@@ -33,11 +33,11 @@ stdenv.mkDerivation {
     makeFlagsArray=(
         CC="mpicc" FC="mpifort"
         FPPFLAGS="-DMPI" MPI_INTERFACE="libmpi_f90.a" MPI_INCLUDE="."
-        COMP_LIBS="" LIBS="-lopenblas -lscalapack"
+        COMP_LIBS="" LIBS="-lblas -llapack -lscalapack"
     );
   '' else ''
     makeFlagsArray=(
-      COMP_LIBS="" LIBS="-lopenblas"
+      COMP_LIBS="" LIBS="-lblas -llapack"
     );
   '';
 
diff --git a/pkgs/applications/science/machine-learning/shogun/default.nix b/pkgs/applications/science/machine-learning/shogun/default.nix
index 988ea8c855c..33871df87f3 100644
--- a/pkgs/applications/science/machine-learning/shogun/default.nix
+++ b/pkgs/applications/science/machine-learning/shogun/default.nix
@@ -2,7 +2,7 @@
 # data, compression
 , bzip2, curl, hdf5, json_c, lzma, lzo, protobuf, snappy
 # maths
-, openblasCompat, eigen, nlopt, lp_solve, colpack, liblapack, glpk
+, blas, lapack, eigen, nlopt, lp_solve, colpack, glpk
 # libraries
 , libarchive, libxml2
 # extra support
@@ -13,6 +13,8 @@
 assert pythonSupport -> pythonPackages != null;
 assert opencvSupport -> opencv != null;
 
+assert (!blas.is64bit) && (!lapack.is64bit);
+
 let
   pname = "shogun";
   version = "6.1.4";
@@ -64,8 +66,8 @@ stdenv.mkDerivation rec {
   CCACHE_DIR=".ccache";
 
   buildInputs = with lib; [
-      openblasCompat bzip2 cmake colpack curl ctags eigen hdf5 json_c lp_solve lzma lzo
-      protobuf nlopt snappy swig (libarchive.dev) libxml2 liblapack glpk
+      blas lapack bzip2 cmake colpack curl ctags eigen hdf5 json_c lp_solve lzma lzo
+      protobuf nlopt snappy swig (libarchive.dev) libxml2 lapack glpk
     ]
     ++ optionals (pythonSupport) (with pythonPackages; [ python ply numpy ])
     ++ optional  (opencvSupport) opencv;
diff --git a/pkgs/applications/science/math/R/default.nix b/pkgs/applications/science/math/R/default.nix
index 3ee62fad44d..836ce004fff 100644
--- a/pkgs/applications/science/math/R/default.nix
+++ b/pkgs/applications/science/math/R/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, bzip2, gfortran, libX11, libXmu, libXt, libjpeg, libpng
 , libtiff, ncurses, pango, pcre, perl, readline, tcl, texLive, tk, xz, zlib
-, less, texinfo, graphviz, icu, pkgconfig, bison, imake, which, jdk, openblas
+, less, texinfo, graphviz, icu, pkgconfig, bison, imake, which, jdk, blas, lapack
 , curl, Cocoa, Foundation, libobjc, libcxx, tzdata, fetchpatch
 , withRecommendedPackages ? true
 , enableStrictBarrier ? false
@@ -9,6 +9,8 @@
 , static ? false
 }:
 
+assert (!blas.is64bit) && (!lapack.is64bit);
+
 stdenv.mkDerivation rec {
   name = "R-3.6.3";
 
@@ -22,7 +24,7 @@ stdenv.mkDerivation rec {
   buildInputs = [
     bzip2 gfortran libX11 libXmu libXt libXt libjpeg libpng libtiff ncurses
     pango pcre perl readline texLive xz zlib less texinfo graphviz icu
-    pkgconfig bison imake which openblas curl tcl tk jdk
+    pkgconfig bison imake which blas lapack curl tcl tk jdk
   ] ++ stdenv.lib.optionals stdenv.isDarwin [ Cocoa Foundation libobjc libcxx ];
 
   patches = [
@@ -43,8 +45,8 @@ stdenv.mkDerivation rec {
     configureFlagsArray=(
       --disable-lto
       --with${stdenv.lib.optionalString (!withRecommendedPackages) "out"}-recommended-packages
-      --with-blas="-L${openblas}/lib -lopenblas"
-      --with-lapack="-L${openblas}/lib -lopenblas"
+      --with-blas="-L${blas}/lib -lblas"
+      --with-lapack="-L${lapack}/lib -llapack"
       --with-readline
       --with-tcltk --with-tcl-config="${tcl}/lib/tclConfig.sh" --with-tk-config="${tk}/lib/tkConfig.sh"
       --with-cairo
diff --git a/pkgs/applications/science/math/caffe/default.nix b/pkgs/applications/science/math/caffe/default.nix
index ea87c4953ee..4a6a2dc6c7e 100644
--- a/pkgs/applications/science/math/caffe/default.nix
+++ b/pkgs/applications/science/math/caffe/default.nix
@@ -9,7 +9,7 @@
 , opencv3
 , protobuf
 , doxygen
-, openblas
+, blas
 , Accelerate, CoreGraphics, CoreVideo
 , lmdbSupport ? true, lmdb
 , leveldbSupport ? true, leveldb, snappy
@@ -63,7 +63,7 @@ stdenv.mkDerivation rec {
       ++ ["-DUSE_LEVELDB=${toggle leveldbSupport}"]
       ++ ["-DUSE_LMDB=${toggle lmdbSupport}"];
 
-  buildInputs = [ boost gflags glog protobuf hdf5-cpp opencv3 openblas ]
+  buildInputs = [ boost gflags glog protobuf hdf5-cpp opencv3 blas ]
                 ++ lib.optional cudaSupport cudatoolkit
                 ++ lib.optional cudnnSupport cudnn
                 ++ lib.optional lmdbSupport lmdb
diff --git a/pkgs/applications/science/math/calculix/calculix.patch b/pkgs/applications/science/math/calculix/calculix.patch
index 311421f2ef5..5b8f492a8e7 100644
--- a/pkgs/applications/science/math/calculix/calculix.patch
+++ b/pkgs/applications/science/math/calculix/calculix.patch
@@ -15,7 +15,7 @@ index 9cab2fc..6e977b8 100755
  OCCXMAIN = $(SCCXMAIN:.c=.o)
  
 -DIR=../../../SPOOLES.2.2
-+LIBS = -lpthread -lm -lc -lspooles -larpack -lopenblas
++LIBS = -lpthread -lm -lc -lspooles -larpack -lblas -llapack
  
 -LIBS = \
 -       $(DIR)/spooles.a \
diff --git a/pkgs/applications/science/math/calculix/default.nix b/pkgs/applications/science/math/calculix/default.nix
index 6f2d61cd80f..44882594550 100644
--- a/pkgs/applications/science/math/calculix/default.nix
+++ b/pkgs/applications/science/math/calculix/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gfortran, arpack, spooles, openblas }:
+{ stdenv, fetchurl, gfortran, arpack, spooles, blas, lapack }:
 
 stdenv.mkDerivation rec {
   pname = "calculix";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ gfortran ];
 
-  buildInputs = [ arpack spooles openblas ];
+  buildInputs = [ arpack spooles blas lapack ];
 
   NIX_CFLAGS_COMPILE = "-I${spooles}/include/spooles";
 
diff --git a/pkgs/applications/science/math/cntk/default.nix b/pkgs/applications/science/math/cntk/default.nix
index e2db40a402e..401454a6b69 100644
--- a/pkgs/applications/science/math/cntk/default.nix
+++ b/pkgs/applications/science/math/cntk/default.nix
@@ -1,11 +1,12 @@
 { lib, stdenv, fetchgit, fetchFromGitHub, cmake
-, openblas, opencv3, libzip, boost, protobuf, openmpi
+, openblas, blas, lapack, opencv3, libzip, boost, protobuf, openmpi
 , onebitSGDSupport ? false
 , cudaSupport ? false, addOpenGLRunpath, cudatoolkit, nvidia_x11
 , cudnnSupport ? cudaSupport, cudnn
 }:
 
 assert cudnnSupport -> cudaSupport;
+assert blas.implementation == "openblas" && lapack.implementation == "openblas";
 
 let
   # Old specific version required for CNTK.
diff --git a/pkgs/applications/science/math/csdp/default.nix b/pkgs/applications/science/math/csdp/default.nix
index eef60829f8e..ef9d5e733ca 100644
--- a/pkgs/applications/science/math/csdp/default.nix
+++ b/pkgs/applications/science/math/csdp/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, blas, gfortran, liblapack }:
+{ lib, stdenv, fetchurl, blas, gfortran, lapack }:
 
 stdenv.mkDerivation {
   name = "csdp-6.1.1";
@@ -8,7 +8,7 @@ stdenv.mkDerivation {
     sha256 = "1f9ql6cjy2gwiyc51ylfan24v1ca9sjajxkbhszlds1lqmma8n05";
   };
 
-  buildInputs = [ blas gfortran.cc.lib liblapack ];
+  buildInputs = [ blas gfortran.cc.lib lapack ];
 
   postPatch = ''
     substituteInPlace Makefile --replace /usr/local/bin $out/bin
diff --git a/pkgs/applications/science/math/getdp/default.nix b/pkgs/applications/science/math/getdp/default.nix
index 0ac2ea7d1b3..ae93e89f141 100644
--- a/pkgs/applications/science/math/getdp/default.nix
+++ b/pkgs/applications/science/math/getdp/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, gfortran, openblas, openmpi, petsc, python3 }:
+{ stdenv, fetchurl, cmake, gfortran, blas, lapack, openmpi, petsc, python3 }:
 
 stdenv.mkDerivation rec {
   name = "getdp-${version}";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ cmake gfortran ];
-  buildInputs = [ openblas openmpi petsc python3 ];
+  buildInputs = [ blas lapack openmpi petsc python3 ];
 
   meta = with stdenv.lib; {
     description = "A General Environment for the Treatment of Discrete Problems";
diff --git a/pkgs/applications/science/math/giac/default.nix b/pkgs/applications/science/math/giac/default.nix
index b3777528ecd..feb30b990ab 100644
--- a/pkgs/applications/science/math/giac/default.nix
+++ b/pkgs/applications/science/math/giac/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, lib, fetchurl, fetchpatch, texlive, bison, flex, liblapack
-, gmp, mpfr, pari, ntl, gsl, blas, mpfi, ecm, glpk, nauty
+{ stdenv, lib, fetchurl, fetchpatch, texlive, bison, flex, lapack, blas
+, gmp, mpfr, pari, ntl, gsl, mpfi, ecm, glpk, nauty
 , readline, gettext, libpng, libao, gfortran, perl
 , enableGUI ? false, libGL ? null, libGLU ? null, xorg ? null, fltk ? null
 }:
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
     # gfortran.cc default output contains static libraries compiled without -fPIC
     # we want libgfortran.so.3 instead
     (stdenv.lib.getLib gfortran.cc)
-    liblapack
+    lapack blas
   ] ++ stdenv.lib.optionals enableGUI [
     libGL libGLU fltk xorg.libX11
   ];
diff --git a/pkgs/applications/science/math/gmsh/default.nix b/pkgs/applications/science/math/gmsh/default.nix
index 2c4d5f254da..8ece2e7819c 100644
--- a/pkgs/applications/science/math/gmsh/default.nix
+++ b/pkgs/applications/science/math/gmsh/default.nix
@@ -1,6 +1,8 @@
-{ stdenv, fetchurl, cmake, openblasCompat, gfortran, gmm, fltk, libjpeg
+{ stdenv, fetchurl, cmake, blas, lapack, gfortran, gmm, fltk, libjpeg
 , zlib, libGL, libGLU, xorg, opencascade-occt }:
 
+assert (!blas.is64bit) && (!lapack.is64bit);
+
 stdenv.mkDerivation rec {
   pname = "gmsh";
   version = "4.5.6";
@@ -10,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "0gs65bgr1ph5lz7r6manqj8cra30s7c94pxilkd2z0p5vq6fpsj6";
   };
 
-  buildInputs = [ openblasCompat gmm fltk libjpeg zlib libGLU libGL
+  buildInputs = [ blas lapack gmm fltk libjpeg zlib libGLU libGL
     libGLU xorg.libXrender xorg.libXcursor xorg.libXfixes xorg.libXext
     xorg.libXft xorg.libXinerama xorg.libX11 xorg.libSM xorg.libICE
     opencascade-occt
diff --git a/pkgs/applications/science/math/jags/default.nix b/pkgs/applications/science/math/jags/default.nix
index 5ac1594e19a..122c6288847 100644
--- a/pkgs/applications/science/math/jags/default.nix
+++ b/pkgs/applications/science/math/jags/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gfortran, openblas}:
+{stdenv, fetchurl, gfortran, blas, lapack}:
 
 stdenv.mkDerivation rec {
   name = "JAGS-4.3.0";
@@ -6,8 +6,8 @@ stdenv.mkDerivation rec {
     url = "mirror://sourceforge/mcmc-jags/${name}.tar.gz";
     sha256 = "1z3icccg2ic56vmhyrpinlsvpq7kcaflk1731rgpvz9bk1bxvica";
   };
-  buildInputs = [gfortran openblas];
-  configureFlags = [ "--with-blas=-lopenblas" "--with-lapack=-lopenblas" ];
+  buildInputs = [gfortran blas lapack];
+  configureFlags = [ "--with-blas=-lblas" "--with-lapack=-llapack" ];
 
   meta = with stdenv.lib; {
     description = "Just Another Gibbs Sampler";
diff --git a/pkgs/applications/science/math/mxnet/default.nix b/pkgs/applications/science/math/mxnet/default.nix
index 5b7688f6051..87d46850f14 100644
--- a/pkgs/applications/science/math/mxnet/default.nix
+++ b/pkgs/applications/science/math/mxnet/default.nix
@@ -1,5 +1,5 @@
 { config, stdenv, lib, fetchurl, bash, cmake
-, opencv3, gtest, openblas, liblapack, perl
+, opencv3, gtest, blas, perl
 , cudaSupport ? config.cudaSupport or false, cudatoolkit, nvidia_x11
 , cudnnSupport ? cudaSupport, cudnn
 }:
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake perl ];
 
-  buildInputs = [ opencv3 gtest openblas liblapack ]
+  buildInputs = [ opencv3 gtest blas ]
               ++ lib.optionals cudaSupport [ cudatoolkit nvidia_x11 ]
               ++ lib.optional cudnnSupport cudnn;
 
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
     substituteInPlace 3rdparty/mkldnn/tests/CMakeLists.txt \
       --replace "/bin/bash" "${bash}/bin/bash"
 
-    # Build against the system version of OpenMP. 
+    # Build against the system version of OpenMP.
     # https://github.com/apache/incubator-mxnet/pull/12160
     rm -rf 3rdparty/openmp
   '';
diff --git a/pkgs/applications/science/math/sage/sage-env.nix b/pkgs/applications/science/math/sage/sage-env.nix
index 68e0d134ace..c0dfeef1119 100644
--- a/pkgs/applications/science/math/sage/sage-env.nix
+++ b/pkgs/applications/science/math/sage/sage-env.nix
@@ -41,7 +41,8 @@
 , lcalc
 , rubiks
 , flintqs
-, openblasCompat
+, blas
+, lapack
 , flint
 , gmp
 , mpfr
@@ -53,6 +54,8 @@
 , less
 }:
 
+assert (!blas.is64bit) && (!lapack.is64bit);
+
 # This generates a `sage-env` shell file that will be sourced by sage on startup.
 # It sets up various environment variables, telling sage where to find its
 # dependencies.
@@ -114,7 +117,7 @@ writeTextFile rec {
         # testsuite instead, but since all the packages are also runtime
         # dependencies it doesn't really hurt to include them here.
         singular
-        openblasCompat
+        blas lapack
         fflas-ffpack givaro
         gd
         libpng zlib
diff --git a/pkgs/applications/science/math/sage/sage-with-env.nix b/pkgs/applications/science/math/sage/sage-with-env.nix
index 524085e8c01..77bc65c2be1 100644
--- a/pkgs/applications/science/math/sage/sage-with-env.nix
+++ b/pkgs/applications/science/math/sage/sage-with-env.nix
@@ -2,7 +2,8 @@
 , lib
 , makeWrapper
 , sage-env
-, openblasCompat
+, blas
+, lapack
 , pkg-config
 , three
 , singular
@@ -21,6 +22,9 @@
 , pythonEnv
 }:
 
+# lots of segfaults with (64 bit) blas
+assert (!blas.is64bit) && (!lapack.is64bit);
+
 # Wrapper that combined `sagelib` with `sage-env` to produce an actually
 # executable sage. No tests are run yet and no documentation is built.
 
@@ -29,7 +33,7 @@ let
     pythonEnv # for patchShebangs
     makeWrapper
     pkg-config
-    openblasCompat # lots of segfaults with regular (64 bit) openblas
+    blas lapack
     singular
     three
     pynac
diff --git a/pkgs/applications/science/math/sage/sagelib.nix b/pkgs/applications/science/math/sage/sagelib.nix
index 69f7624078e..92b4e8efa2e 100644
--- a/pkgs/applications/science/math/sage/sagelib.nix
+++ b/pkgs/applications/science/math/sage/sagelib.nix
@@ -3,7 +3,8 @@
 , perl
 , buildPythonPackage
 , arb
-, openblasCompat
+, blas
+, lapack
 , brial
 , cliquer
 , cypari2
@@ -52,6 +53,8 @@
 , pplpy
 }:
 
+assert (!blas.is64bit) && (!lapack.is64bit);
+
 # This is the core sage python package. Everything else is just wrappers gluing
 # stuff together. It is not very useful on its own though, since it will not
 # find many of its dependencies without `sage-env`, will not be tested without
@@ -103,7 +106,8 @@ buildPythonPackage rec {
     m4rie
     mpfi
     ntl
-    openblasCompat
+    blas
+    lapack
     pari
     planarity
     ppl
diff --git a/pkgs/applications/science/misc/openmodelica/default.nix b/pkgs/applications/science/misc/openmodelica/default.nix
index ed4101bdb47..50d4dcc1a9f 100644
--- a/pkgs/applications/science/misc/openmodelica/default.nix
+++ b/pkgs/applications/science/misc/openmodelica/default.nix
@@ -1,5 +1,5 @@
 {stdenv, fetchgit, fetchsvn, autoconf, automake, libtool, gfortran, clang, cmake, gnumake,
-hwloc, jre, liblapack, blas, hdf5, expat, ncurses, readline, qt4, webkitgtk, which,
+hwloc, jre, lapack, blas, hdf5, expat, ncurses, readline, qt4, webkitgtk, which,
 lp_solve, omniorb, sqlite, libatomic_ops, pkgconfig, file, gettext, flex, bison,
 doxygen, boost, openscenegraph, gnome2, xorg, git, bash, gtk2, makeWrapper }:
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   src = fetchgit (import ./src-main.nix);
 
   buildInputs = [autoconf cmake automake libtool gfortran clang gnumake
-    hwloc jre liblapack blas hdf5 expat ncurses readline qt4 webkitgtk which
+    hwloc jre lapack blas hdf5 expat ncurses readline qt4 webkitgtk which
     lp_solve omniorb sqlite libatomic_ops pkgconfig file gettext flex bison
     doxygen boost openscenegraph gnome2.gtkglext xorg.libXmu
     git gtk2 makeWrapper];
@@ -40,7 +40,7 @@ stdenv.mkDerivation {
     for e in $(cd $out/bin && ls); do
       wrapProgram $out/bin/$e \
         --prefix PATH : "${gnumake}/bin" \
-        --prefix LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ liblapack blas ]}"
+        --prefix LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ lapack blas ]}"
     done
   '';
 
@@ -53,5 +53,3 @@ stdenv.mkDerivation {
     broken      = true;
   };
 }
-
-
diff --git a/pkgs/applications/science/molecular-dynamics/lammps/default.nix b/pkgs/applications/science/molecular-dynamics/lammps/default.nix
index ab706a88931..5dc31695c60 100644
--- a/pkgs/applications/science/molecular-dynamics/lammps/default.nix
+++ b/pkgs/applications/science/molecular-dynamics/lammps/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub
-, libpng, gzip, fftw, openblas
+, libpng, gzip, fftw, blas, lapack
 , mpi ? null
 }:
 let packages = [
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
     inherit packages;
   };
 
-  buildInputs = [ fftw libpng openblas gzip ]
+  buildInputs = [ fftw libpng blas lapack gzip ]
     ++ (stdenv.lib.optionals withMPI [ mpi ]);
 
   configurePhase = ''
diff --git a/pkgs/applications/science/physics/xfitter/default.nix b/pkgs/applications/science/physics/xfitter/default.nix
index f4d70e79079..b992851e40a 100644
--- a/pkgs/applications/science/physics/xfitter/default.nix
+++ b/pkgs/applications/science/physics/xfitter/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, apfel, apfelgrid, applgrid, blas, gfortran, lhapdf, liblapack, libyaml, lynx, mela, root5, qcdnum, which }:
+{ stdenv, fetchurl, apfel, apfelgrid, applgrid, blas, gfortran, lhapdf, lapack, libyaml, lynx, mela, root5, qcdnum, which }:
 
 stdenv.mkDerivation rec {
   pname = "xfitter";
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ gfortran which ];
   buildInputs =
-    [ apfel apfelgrid applgrid blas lhapdf liblapack mela root5 qcdnum ]
+    [ apfel apfelgrid applgrid blas lhapdf lapack mela root5 qcdnum ]
     # pdf2yaml requires fmemopen and open_memstream which are not readily available on Darwin
     ++ stdenv.lib.optional (!stdenv.isDarwin) libyaml
     ;