71 lines
2 KiB
Nix
71 lines
2 KiB
Nix
{ lib, stdenv
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, fetchFromGitHub
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, cmake
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, python
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, llvm
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, clang-tools-extra_src ? null
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, lld
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, version
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, src
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}:
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stdenv.mkDerivation rec {
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inherit version src;
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pname = "clang";
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nativeBuildInputs = [ cmake python ];
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buildInputs = [ llvm ];
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hardeningDisable = [ "all" ];
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cmakeFlags = [
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"-DLLVM_CMAKE_PATH=${llvm}/lib/cmake/llvm"
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"-DLLVM_MAIN_SRC_DIR=${llvm.src}"
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"-DCLANG_SOURCE_DIR=${src}"
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"-DLLVM_ENABLE_RTTI=ON"
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];
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VCSVersion = ''
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#undef LLVM_REVISION
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#undef LLVM_REPOSITORY
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#undef CLANG_REVISION
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#undef CLANG_REPOSITORY
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'';
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postUnpack = lib.optionalString (!(isNull clang-tools-extra_src)) ''
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ln -s ${clang-tools-extra_src} $sourceRoot/tools/extra
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'';
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# Rather than let cmake extract version information from LLVM or
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# clang source control repositories, we generate the wanted
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# `VCSVersion.inc` file ourselves and remove it from the
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# depencencies of the `clangBasic` target.
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preConfigure = ''
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sed 's/ ''${version_inc}//' -i lib/Basic/CMakeLists.txt
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sed 's|sys::path::parent_path(BundlerExecutable)|StringRef("${llvm}/bin")|' -i tools/clang-offload-bundler/ClangOffloadBundler.cpp
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sed 's|\([[:space:]]*std::string Linker = \)getToolChain().GetProgramPath(getShortName())|\1"${lld}/bin/ld.lld"|' -i lib/Driver/ToolChains/AMDGPU.cpp
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substituteInPlace lib/Driver/ToolChains/AMDGPU.h --replace ld.lld ${lld}/bin/ld.lld
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sed 's|configure_file(AST/gen_ast_dump_json_test.py ''${LLVM_TOOLS_BINARY_DIR}/gen_ast_dump_json_test.py COPYONLY)||' -i test/CMakeLists.txt
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'';
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postConfigure = ''
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mkdir -p lib/Basic
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echo "$VCSVersion" > lib/Basic/VCSVersion.inc
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'';
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passthru = {
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isClang = true;
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inherit llvm;
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};
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meta = with lib; {
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description = "ROCm fork of the clang C/C++/Objective-C/Objective-C++ LLVM compiler frontend";
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homepage = "https://llvm.org/";
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license = with licenses; [ ncsa ];
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maintainers = with maintainers; [ danieldk ];
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platforms = platforms.linux;
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};
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}
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