nixpkgs/pkgs/development/compilers/llvm/5/default.nix
John Ericson bc054004ac cc-wrapper, clang: libstdcxxHook should a propagated build input
Lumping it in with the target platform libraries was incorrect, and
caused eval failures when gcc couldn't be built for the target platform.
2020-03-18 11:28:52 -04:00

96 lines
3 KiB
Nix

{ lowPrio, newScope, pkgs, stdenv, cmake, libstdcxxHook
, libxml2, python3, isl, fetchurl, overrideCC, wrapCCWith
, buildLlvmTools # tools, but from the previous stage, for cross
, targetLlvmLibraries # libraries, but from the next stage, for cross
}:
let
release_version = "5.0.2";
version = release_version; # differentiating these is important for rc's
fetch = name: sha256: fetchurl {
url = "https://releases.llvm.org/${release_version}/${name}-${version}.src.tar.xz";
inherit sha256;
};
clang-tools-extra_src = fetch "clang-tools-extra" "018b3fiwah8f8br5i26qmzh6sjvzchpn358sn8v079m49f2jldm3";
tools = stdenv.lib.makeExtensible (tools: let
callPackage = newScope (tools // { inherit stdenv cmake libxml2 python3 isl release_version version fetch; });
mkExtraBuildCommands = cc: ''
rsrc="$out/resource-root"
mkdir "$rsrc"
ln -s "${cc}/lib/clang/${release_version}/include" "$rsrc"
ln -s "${targetLlvmLibraries.compiler-rt.out}/lib" "$rsrc/lib"
echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
'' + stdenv.lib.optionalString (stdenv.targetPlatform.isLinux && tools.clang-unwrapped ? gcc && !(stdenv.targetPlatform.useLLVM or false)) ''
echo "--gcc-toolchain=${tools.clang-unwrapped.gcc}" >> $out/nix-support/cc-cflags
'';
in {
llvm = callPackage ./llvm.nix { };
clang-unwrapped = callPackage ./clang {
inherit clang-tools-extra_src;
};
llvm-manpages = lowPrio (tools.llvm.override {
enableManpages = true;
python3 = pkgs.python3; # don't use python-boot
});
clang-manpages = lowPrio (tools.clang-unwrapped.override {
enableManpages = true;
python3 = pkgs.python3; # don't use python-boot
});
libclang = tools.clang-unwrapped.lib;
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;
extraTools = [
libstdcxxHook
];
extraPackages = [
targetLlvmLibraries.compiler-rt
];
extraBuildCommands = mkExtraBuildCommands cc;
};
libcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;
libcxx = targetLlvmLibraries.libcxx;
extraPackages = [
targetLlvmLibraries.libcxx
targetLlvmLibraries.libcxxabi
targetLlvmLibraries.compiler-rt
];
extraBuildCommands = mkExtraBuildCommands cc;
};
lld = callPackage ./lld.nix {};
lldb = callPackage ./lldb.nix {};
});
libraries = stdenv.lib.makeExtensible (libraries: let
callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv cmake libxml2 python3 isl release_version version fetch; });
in {
compiler-rt = callPackage ./compiler-rt.nix {};
stdenv = overrideCC stdenv buildLlvmTools.clang;
libcxxStdenv = overrideCC stdenv buildLlvmTools.libcxxClang;
libcxx = callPackage ./libc++ {};
libcxxabi = callPackage ./libc++abi.nix {};
openmp = callPackage ./openmp.nix {};
});
in { inherit tools libraries; } // libraries // tools