{ callPackage, ... } @ args:
callPackage ./generic.nix (args // {
baseVersion = "2.18";
revision = "0";
sha256 = "09z3fy31q1pvnvpy4fswrsl2aq8ksl94lbh5rl7b6nqc3qp8ar6c";
postPatch = ''
sed -e 's@lang_flags "@&--std=c++11 @' -i src/build-data/cc/{gcc,clang}.txt
'';
})