{ stdenv , fetch , fetchpatch , cmake , python , libffi , libbfd , libxml2 , ncurses , version , release_version , zlib , compiler-rt_src , debugVersion ? false , enableManpages ? false , enableSharedLibraries ? !enableManpages }: let src = fetch "llvm" "0l9bf7kdwhlj0kq1hawpyxhna1062z3h7qcz2y8nfl9dz2qksy6s"; # Used when creating a versioned symlinks of libLLVM.dylib versionSuffixes = with stdenv.lib; let parts = splitString "." release_version; in imap (i: _: concatStringsSep "." (take i parts)) parts; in stdenv.mkDerivation (rec { name = "llvm-${version}"; unpackPhase = '' unpackFile ${src} mv llvm-${version}* llvm sourceRoot=$PWD/llvm unpackFile ${compiler-rt_src} mv compiler-rt-* $sourceRoot/projects/compiler-rt ''; outputs = [ "out" ] ++ stdenv.lib.optional enableSharedLibraries "lib"; nativeBuildInputs = [ cmake python ] ++ stdenv.lib.optional enableManpages python.pkgs.sphinx; buildInputs = [ libxml2 libffi ]; propagatedBuildInputs = [ ncurses zlib ]; # TSAN requires XPC on Darwin, which we have no public/free source files for. We can depend on the Apple frameworks # to get it, but they're unfree. Since LLVM is rather central to the stdenv, we patch out TSAN support so that Hydra # can build this. If we didn't do it, basically the entire nixpkgs on Darwin would have an unfree dependency and we'd # get no binary cache for the entire platform. If you really find yourself wanting the TSAN, make this controllable by # a flag and turn the flag off during the stdenv build. postPatch = stdenv.lib.optionalString stdenv.isDarwin '' substituteInPlace ./projects/compiler-rt/cmake/config-ix.cmake \ --replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)' substituteInPlace cmake/modules/AddLLVM.cmake \ --replace 'set(_install_name_dir INSTALL_NAME_DIR "@rpath")' "set(_install_name_dir)" \ --replace 'set(_install_rpath "@loader_path/../lib" ''${extra_libdir})' "" '' # Patch llvm-config to return correct library path based on --link-{shared,static}. + stdenv.lib.optionalString (enableSharedLibraries) '' substitute '${./llvm-outputs.patch}' ./llvm-outputs.patch --subst-var lib patch -p1 < ./llvm-outputs.patch '' + '' ( cd projects/compiler-rt patch -p1 < ${ fetchpatch { name = "sigaltstack.patch"; # for glibc-2.26 url = https://github.com/llvm-mirror/compiler-rt/commit/8a5e425a68d.diff; sha256 = "0h4y5vl74qaa7dl54b1fcyqalvlpd8zban2d1jxfkxpzyi7m8ifi"; } } substituteInPlace lib/esan/esan_sideline_linux.cpp \ --replace 'struct sigaltstack' 'stack_t' ) '' + # Fix extra space printed in commandline help sometimes, "- help" '' patch -p1 -i ${./cmdline-help.patch} '' + stdenv.lib.optionalString stdenv.isAarch64 '' patch -p0 < ${../aarch64.patch} '' + stdenv.lib.optionalString stdenv.hostPlatform.isMusl '' patch -p1 -i ${../TLI-musl.patch} patch -p1 -i ${../dynamiclibrary-musl.patch} patch -p1 -i ${./sanitizers-nongnu.patch} -d projects/compiler-rt ''; # hacky fix: created binaries need to be run before installation preBuild = '' mkdir -p $out/ ln -sv $PWD/lib $out ''; cmakeFlags = with stdenv; [ "-DCMAKE_BUILD_TYPE=${if debugVersion then "Debug" else "Release"}" "-DLLVM_INSTALL_UTILS=ON" # Needed by rustc "-DLLVM_BUILD_TESTS=ON" "-DLLVM_ENABLE_FFI=ON" "-DLLVM_ENABLE_RTTI=ON" "-DCOMPILER_RT_INCLUDE_TESTS=OFF" # FIXME: requires clang source code "-DLLVM_HOST_TRIPLE=${stdenv.hostPlatform.config}" "-DLLVM_DEFAULT_TARGET_TRIPLE=${stdenv.hostPlatform.config}" "-DTARGET_TRIPLE=${stdenv.hostPlatform.config}" ] ++ stdenv.lib.optional enableSharedLibraries "-DLLVM_LINK_LLVM_DYLIB=ON" ++ stdenv.lib.optionals enableManpages [ "-DLLVM_BUILD_DOCS=ON" "-DLLVM_ENABLE_SPHINX=ON" "-DSPHINX_OUTPUT_MAN=ON" "-DSPHINX_OUTPUT_HTML=OFF" "-DSPHINX_WARNINGS_AS_ERRORS=OFF" ] ++ stdenv.lib.optional (!isDarwin) "-DLLVM_BINUTILS_INCDIR=${libbfd.dev}/include" ++ stdenv.lib.optionals (isDarwin) [ "-DLLVM_ENABLE_LIBCXX=ON" "-DCAN_TARGET_i386=false" ]; postBuild = '' rm -fR $out ''; preCheck = '' export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$PWD/lib ''; postInstall = stdenv.lib.optionalString enableSharedLibraries '' moveToOutput "lib/libLLVM-*" "$lib" moveToOutput "lib/libLLVM${stdenv.hostPlatform.extensions.sharedLibrary}" "$lib" substituteInPlace "$out/lib/cmake/llvm/LLVMExports-${if debugVersion then "debug" else "release"}.cmake" \ --replace "\''${_IMPORT_PREFIX}/lib/libLLVM-" "$lib/lib/libLLVM-" '' + stdenv.lib.optionalString (stdenv.isDarwin && enableSharedLibraries) '' substituteInPlace "$out/lib/cmake/llvm/LLVMExports-${if debugVersion then "debug" else "release"}.cmake" \ --replace "\''${_IMPORT_PREFIX}/lib/libLLVM.dylib" "$lib/lib/libLLVM.dylib" ${stdenv.lib.concatMapStringsSep "\n" (v: '' ln -s $lib/lib/libLLVM.dylib $lib/lib/libLLVM-${v}.dylib '') versionSuffixes} ''; doCheck = stdenv.isLinux && (!stdenv.isi686); checkTarget = "check-all"; enableParallelBuilding = true; passthru.src = src; meta = { description = "Collection of modular and reusable compiler and toolchain technologies"; homepage = http://llvm.org/; license = stdenv.lib.licenses.ncsa; maintainers = with stdenv.lib.maintainers; [ lovek323 raskin dtzWill ]; platforms = stdenv.lib.platforms.all; }; } // stdenv.lib.optionalAttrs enableManpages { name = "llvm-manpages-${version}"; buildPhase = '' make docs-llvm-man ''; propagatedBuildInputs = [ ]; installPhase = '' make -C docs install ''; outputs = [ "out" ]; doCheck = false; meta.description = "man pages for LLVM ${version}"; })