nixpkgs/pkgs/development/compilers/gcc-apple64/default.nix

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{ stdenv, fetchurl, noSysDirs
, langC ? true, langCC ? true, langObjC ? true, langF77 ? false
, profiledCompiler ? false
, gmp ? null, mpfr ? null, bison ? null, flex ? null
}:
assert langC;
assert stdenv.isDarwin;
assert langF77 -> gmp != null;
let
version = "4.2.1"; # Upstream GCC version, from `gcc/BASE-VER'.
revision = "5666.3"; # Apple's fork revision number.
in
stdenv.mkDerivation ({
name = "gcc-apple-${version}.${revision}";
builder = ./builder.sh;
src =
stdenv.lib.optional /*langC*/ true (fetchurl {
url = "http://www.opensource.apple.com/tarballs/gcc/gcc-${revision}.tar.gz";
sha256 = "0nq1szgqx9ryh1qsn5n6yd55gpvf56wr8f7w1jzabb8idlvz8ikc";
}) ++
stdenv.lib.optional langCC (fetchurl {
url = http://www.opensource.apple.com/tarballs/libstdcxx/libstdcxx-39.tar.gz ;
sha256 = "ccf4cf432c142778c766affbbf66b61001b6c4f1107bc2b2c77ce45598786b6d";
}) ;
enableParallelBuilding = true;
libstdcxx = "libstdcxx-39";
sourceRoot = "gcc-${revision}/";
patches =
[./pass-cxxcpp.patch ]
++ (if noSysDirs then [./no-sys-dirs.patch] else []);
inherit noSysDirs langC langCC langF77 langObjC profiledCompiler;
} // (if langF77 then {buildInputs = [gmp mpfr bison flex];} else {}))