{ stdenv, targetPackages, fetchurl, fetchpatch, noSysDirs , langC ? true, langCC ? true, langFortran ? false , langObjC ? stdenv.targetPlatform.isDarwin , langObjCpp ? stdenv.targetPlatform.isDarwin , langJava ? false , langGo ? false , profiledCompiler ? false , staticCompiler ? false , enableShared ? true , texinfo ? null , perl ? null # optional, for texi2pod (then pod2man); required for Java , gmp, mpfr, libmpc, gettext, which , libelf # optional, for link-time optimizations (LTO) , cloog ? null, isl ? null # optional, for the Graphite optimization framework. , zlib ? null, boehmgc ? null , zip ? null, unzip ? null, pkgconfig ? null , gtk2 ? null, libart_lgpl ? null , libX11 ? null, libXt ? null, libSM ? null, libICE ? null, libXtst ? null , libXrender ? null, xorgproto ? null , libXrandr ? null, libXi ? null , x11Support ? langJava , enableMultilib ? false , enablePlugin ? stdenv.hostPlatform == stdenv.buildPlatform # Whether to support user-supplied plug-ins , name ? "gcc" , libcCross ? null , crossStageStatic ? false , # Strip kills static libs of other archs (hence no cross) stripped ? stdenv.hostPlatform == stdenv.buildPlatform && stdenv.targetPlatform == stdenv.hostPlatform , gnused ? null , buildPackages }: assert langJava -> zip != null && unzip != null && zlib != null && boehmgc != null && perl != null; # for `--enable-java-home' # We enable the isl cloog backend. assert cloog != null -> isl != null; # LTO needs libelf and zlib. assert libelf != null -> zlib != null; # Make sure we get GNU sed. assert stdenv.hostPlatform.isDarwin -> gnused != null; # The go frontend is written in c++ assert langGo -> langCC; with stdenv.lib; with builtins; let version = "4.9.4"; inherit (stdenv) buildPlatform hostPlatform targetPlatform; patches = [ ../use-source-date-epoch.patch ../parallel-bconfig.patch ./parallel-strsignal.patch ] ++ optional (targetPlatform != hostPlatform) ../libstdc++-target.patch ++ optional noSysDirs ../no-sys-dirs.patch ++ optional langFortran ../gfortran-driving.patch ++ [ ../struct-ucontext.patch ../struct-sigaltstack-4.9.patch ] # glibc-2.26 # Retpoline patches pulled from the branch hjl/indirect/gcc-4_9-branch (by H.J. Lu, the author of GCC upstream retpoline commits) ++ builtins.map ({commit, sha256}: fetchpatch {url = "https://github.com/hjl-tools/gcc/commit/${commit}.patch"; inherit sha256;}) [{ commit = "e623d21608e96ecd6b65f0d06312117d20488a38"; sha256 = "1ix8i4d2r3ygbv7npmsdj790rhxqrnfwcqzv48b090r9c3ij8ay3"; } { commit = "2015a09e332309f12de1dadfe179afa6a29368b8"; sha256 = "0xcfs0cbb63llj2gbcdrvxim79ax4k4aswn0a3yjavxsj71s1n91"; } { commit = "6b11591f4494f705e8746e7d58b7f423191f4e92"; sha256 = "0aydyhsm2ig0khgbp27am7vq7liyqrq6kfhfi2ki0ij0ab1hfbga"; } { commit = "203c7d9c3e9cb0f88816b481ef8e7e87b3ecc373"; sha256 = "0wqn16y7wy5kg8ngfcni5qdwfphl01axczibbk49bxclwnzvldqa"; } { commit = "f039c6f284b2c9ce97c8353d6034978795c4872e"; sha256 = "13fkgdb17lpyxfksz1zanxhgpsm0jrss9w61nbl7an4im22hz7ci"; } { commit = "ed42606bdab1c5d9e5ad828cd6fe1a0557f193b7"; sha256 = "0gdnn8v3p03imj3qga2mzdhpgbmjcklkxdl97jvz5xia2ikzknxm"; } { commit = "5278e062ef292fd2fbf987d25389785f4c5c0f99"; sha256 = "0j81x758wf8v7j4rx5wc1cy7yhkvhlhv3wmnarwakxiwsspq0vrs"; } { commit = "76f1ffbbb6cd9f6ecde6c82cd16e20a27242e890"; sha256 = "1py56y6gp7fjf4f8bbsfwh5bs1gnmlqda1ycsmnwlzfm0cshdp0c"; } { commit = "4ca48b2b688b135c0390f54ea9077ef10aedd52c"; sha256 = "15r019pzr3k0lpgyvdc92c8fayw8b5lrzncna4bqmamcsdz7vsaw"; } { commit = "98c7bf9ddc80db965d69d61521b1c7a1cec32d9a"; sha256 = "1d7pfdv1q23nf0wadw7jbp6d6r7pnzjpbyxgbdfv7j1vr9l1bp60"; } { commit = "3dc76b53ad896494ca62550a7a752fecbca3f7a2"; sha256 = "0jvdzfpvfdmklfcjwqblwq1i22iqis7ljpvm7adra5d7zf2xk7xz"; } { commit = "1e961ed49b18e176c7457f53df2433421387c23b"; sha256 = "04dnqqs4qsvz4g8cq6db5id41kzys7hzhcaycwmc9rpqygs2ajwz"; } { commit = "e137c72d099f9b3b47f4cc718aa11eab14df1a9c"; sha256 = "1ms0dmz74yf6kwgjfs4d2fhj8y6mcp2n184r3jk44wx2xc24vgb2"; }]; javaEcj = fetchurl { # The `$(top_srcdir)/ecj.jar' file is automatically picked up at # `configure' time. # XXX: Eventually we might want to take it from upstream. url = "ftp://sourceware.org/pub/java/ecj-4.3.jar"; sha256 = "0jz7hvc0s6iydmhgh5h2m15yza7p2rlss2vkif30vm9y77m97qcx"; }; # Antlr (optional) allows the Java `gjdoc' tool to be built. We want a # binary distribution here to allow the whole chain to be bootstrapped. javaAntlr = fetchurl { url = https://www.antlr.org/download/antlr-4.4-complete.jar; sha256 = "02lda2imivsvsis8rnzmbrbp8rh1kb8vmq4i67pqhkwz7lf8y6dz"; }; xlibs = [ libX11 libXt libSM libICE libXtst libXrender libXrandr libXi xorgproto ]; javaAwtGtk = langJava && x11Support; /* Cross-gcc settings (build == host != target) */ crossMingw = targetPlatform != hostPlatform && targetPlatform.libc == "msvcrt"; crossDarwin = targetPlatform != hostPlatform && targetPlatform.libc == "libSystem"; crossConfigureFlags = # Ensure that -print-prog-name is able to find the correct programs. [ "--with-as=${targetPackages.stdenv.cc.bintools}/bin/${targetPlatform.config}-as" "--with-ld=${targetPackages.stdenv.cc.bintools}/bin/${targetPlatform.config}-ld" ] ++ (if crossMingw && crossStageStatic then [ "--with-headers=${libcCross}/include" "--with-gcc" "--with-gnu-as" "--with-gnu-ld" "--with-gnu-ld" "--disable-shared" "--disable-nls" "--disable-debug" "--enable-sjlj-exceptions" "--enable-threads=win32" "--disable-win32-registry" "--disable-libmpx" # requires libc ] else if crossStageStatic then [ "--disable-libssp" "--disable-nls" "--without-headers" "--disable-threads" "--disable-libgomp" "--disable-libquadmath" "--disable-shared" "--disable-libatomic" # requires libc "--disable-decimal-float" # requires libc "--disable-libmpx" # requires libc ] else [ (if crossDarwin then "--with-sysroot=${getLib libcCross}/share/sysroot" else "--with-headers=${getDev libcCross}${libcCross.incdir or "/include"}") "--enable-__cxa_atexit" "--enable-long-long" ] ++ (if crossMingw then [ "--enable-threads=win32" "--enable-sjlj-exceptions" "--enable-hash-synchronization" "--enable-libssp" "--disable-nls" "--with-dwarf2" # To keep ABI compatibility with upstream mingw-w64 "--enable-fully-dynamic-string" ] else optionals (targetPlatform.libc == "uclibc" || targetPlatform.libc == "musl") [ # libsanitizer requires netrom/netrom.h which is not # available in uclibc. "--disable-libsanitizer" # In uclibc cases, libgomp needs an additional '-ldl' # and as I don't know how to pass it, I disable libgomp. "--disable-libgomp" ] ++ optional (targetPlatform.libc == "newlib") "--with-newlib" ++ optional (targetPlatform.libc == "avrlibc") "--with-avrlibc" ++ [ "--enable-threads=${if targetPlatform.isUnix then "posix" else if targetPlatform.isWindows then "win32" else "single"}" "--enable-nls" "--disable-decimal-float" # No final libdecnumber (it may work only in 386) ])); stageNameAddon = if crossStageStatic then "-stage-static" else "-stage-final"; crossNameAddon = if targetPlatform != hostPlatform then "${targetPlatform.config}${stageNameAddon}-" else ""; bootstrap = targetPlatform == hostPlatform; in # We need all these X libraries when building AWT with GTK+. assert x11Support -> (filter (x: x == null) ([ gtk2 libart_lgpl ] ++ xlibs)) == []; stdenv.mkDerivation ({ name = crossNameAddon + "${name}${if stripped then "" else "-debug"}-${version}"; builder = ../builder.sh; src = fetchurl { url = "mirror://gnu/gcc/gcc-${version}/gcc-${version}.tar.bz2"; sha256 = "14l06m7nvcvb0igkbip58x59w3nq6315k6jcz3wr9ch1rn9d44bc"; }; inherit patches; hardeningDisable = [ "format" "pie" ]; outputs = if langJava || langGo then ["out" "man" "info"] else [ "out" "lib" "man" "info" ]; setOutputFlags = false; NIX_NO_SELF_RPATH = true; libc_dev = stdenv.cc.libc_dev; postPatch = if targetPlatform != hostPlatform || stdenv.cc.libc != null then # On NixOS, use the right path to the dynamic linker instead of # `/lib/ld*.so'. let libc = if libcCross != null then libcCross else stdenv.cc.libc; in '' echo "fixing the \`GLIBC_DYNAMIC_LINKER' and \`UCLIBC_DYNAMIC_LINKER' macros..." for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h do grep -q LIBC_DYNAMIC_LINKER "$header" || continue echo " fixing \`$header'..." sed -i "$header" \ -e 's|define[[:blank:]]*\([UCG]\+\)LIBC_DYNAMIC_LINKER\([0-9]*\)[[:blank:]]"\([^\"]\+\)"$|define \1LIBC_DYNAMIC_LINKER\2 "${libc.out}\3"|g' done '' else null; inherit noSysDirs staticCompiler langJava crossStageStatic libcCross crossMingw; depsBuildBuild = [ buildPackages.stdenv.cc ]; nativeBuildInputs = [ texinfo which gettext ] ++ (optional (perl != null) perl) ++ (optional javaAwtGtk pkgconfig); # For building runtime libs depsBuildTarget = if hostPlatform == buildPlatform then [ targetPackages.stdenv.cc.bintools # newly-built gcc will be used ] else assert targetPlatform == hostPlatform; [ # build != host == target stdenv.cc ]; buildInputs = [ gmp mpfr libmpc libelf targetPackages.stdenv.cc.bintools # For linking code at run-time ] ++ (optional (cloog != null) cloog) ++ (optional (isl != null) isl) ++ (optional (zlib != null) zlib) ++ (optionals langJava [ boehmgc zip unzip ]) ++ (optionals javaAwtGtk ([ gtk2 libart_lgpl ] ++ xlibs)) # The builder relies on GNU sed (for instance, Darwin's `sed' fails with # "-i may not be used with stdin"), and `stdenvNative' doesn't provide it. ++ (optional hostPlatform.isDarwin gnused) ; preConfigure = stdenv.lib.optionalString (hostPlatform.isSunOS && hostPlatform.is64bit) '' sed -i -e "s/-lrt//g" libstdc++-v3/configure export NIX_LDFLAGS=`echo $NIX_LDFLAGS | sed -e s~$prefix/lib~$prefix/lib/amd64~g` export LDFLAGS_FOR_TARGET="-Wl,-rpath,$prefix/lib/amd64 $LDFLAGS_FOR_TARGET" export CXXFLAGS_FOR_TARGET="-Wl,-rpath,$prefix/lib/amd64 $CXXFLAGS_FOR_TARGET" export CFLAGS_FOR_TARGET="-Wl,-rpath,$prefix/lib/amd64 $CFLAGS_FOR_TARGET" '' + stdenv.lib.optionalString (langJava || langGo) '' export lib=$out; ''; dontDisableStatic = true; # TODO(@Ericson2314): Always pass "--target" and always prefix. configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target"; configureFlags = # Basic dependencies [ "--with-gmp-include=${gmp.dev}/include" "--with-gmp-lib=${gmp.out}/lib" "--with-mpfr-include=${mpfr.dev}/include" "--with-mpfr-lib=${mpfr.out}/lib" "--with-mpc=${libmpc}" ] ++ optional (libelf != null) "--with-libelf=${libelf}" ++ optional (!(crossMingw && crossStageStatic)) "--with-native-system-header-dir=${getDev stdenv.cc.libc}/include" ++ # Basic configuration [ "--enable-lto" "--disable-libstdcxx-pch" "--without-included-gettext" "--with-system-zlib" "--enable-static" "--enable-languages=${ concatStrings (intersperse "," ( optional langC "c" ++ optional langCC "c++" ++ optional langFortran "fortran" ++ optional langJava "java" ++ optional langGo "go" ++ optional langObjC "objc" ++ optional langObjCpp "obj-c++" ++ optionals crossDarwin [ "objc" "obj-c++" ] ) ) }" ] ++ (if (enableMultilib || targetPlatform.isAvr) then ["--enable-multilib" "--disable-libquadmath"] else ["--disable-multilib"]) ++ optional (!enableShared) "--disable-shared" ++ (if enablePlugin then ["--enable-plugin"] else ["--disable-plugin"]) ++ # Optional features optional (isl != null) "--with-isl=${isl}" ++ optionals (cloog != null) [ "--with-cloog=${cloog}" "--disable-cloog-version-check" "--enable-cloog-backend=isl" ] ++ # Java options optionals langJava [ "--with-ecj-jar=${javaEcj}" # Follow Sun's layout for the convenience of IcedTea/OpenJDK. See # . "--enable-java-home" "--with-java-home=\${prefix}/lib/jvm/jre" ] ++ optional javaAwtGtk "--enable-java-awt=gtk" ++ optional (langJava && javaAntlr != null) "--with-antlr-jar=${javaAntlr}" ++ (import ../common/platform-flags.nix { inherit (stdenv) lib targetPlatform; }) ++ optional (targetPlatform != hostPlatform) crossConfigureFlags ++ optional (!bootstrap) "--disable-bootstrap" ++ # Platform-specific flags optional (targetPlatform == hostPlatform && targetPlatform.isx86_32) "--with-arch=${stdenv.hostPlatform.parsed.cpu.name}" ++ optionals hostPlatform.isSunOS [ "--enable-long-long" "--enable-libssp" "--enable-threads=posix" "--disable-nls" "--enable-__cxa_atexit" # On Illumos/Solaris GNU as is preferred "--with-gnu-as" "--without-gnu-ld" ] ; targetConfig = if targetPlatform != hostPlatform then targetPlatform.config else null; buildFlags = optional (bootstrap && hostPlatform == buildPlatform) (if profiledCompiler then "profiledbootstrap" else "bootstrap"); dontStrip = !stripped; doCheck = false; # requires a lot of tools, causes a dependency cycle for stdenv installTargets = if stripped then "install-strip" else "install"; # https://gcc.gnu.org/install/specific.html#x86-64-x-solaris210 ${if hostPlatform.system == "x86_64-solaris" then "CC" else null} = "gcc -m64"; # Setting $CPATH and $LIBRARY_PATH to make sure both `gcc' and `xgcc' find the # library headers and binaries, regarless of the language being compiled. # # Note: When building the Java AWT GTK+ peer, the build system doesn't honor # `--with-gmp' et al., e.g., when building # `libjava/classpath/native/jni/java-math/gnu_java_math_GMP.c', so we just add # them to $CPATH and $LIBRARY_PATH in this case. # # Likewise, the LTO code doesn't find zlib. # # Cross-compiling, we need gcc not to read ./specs in order to build the g++ # compiler (after the specs for the cross-gcc are created). Having # LIBRARY_PATH= makes gcc read the specs from ., and the build breaks. CPATH = optionals (targetPlatform == hostPlatform) (makeSearchPathOutput "dev" "include" ([] ++ optional (zlib != null) zlib ++ optional langJava boehmgc ++ optionals javaAwtGtk xlibs ++ optionals javaAwtGtk [ gmp mpfr ] )); LIBRARY_PATH = optionals (targetPlatform == hostPlatform) (makeLibraryPath ([] ++ optional (zlib != null) zlib ++ optional langJava boehmgc ++ optionals javaAwtGtk xlibs ++ optionals javaAwtGtk [ gmp mpfr ] )); EXTRA_TARGET_FLAGS = optionals (targetPlatform != hostPlatform && libcCross != null) ([ "-idirafter ${getDev libcCross}${libcCross.incdir or "/include"}" ] ++ optionals (! crossStageStatic) [ "-B${libcCross.out}${libcCross.libdir or "/lib"}" ]); EXTRA_TARGET_LDFLAGS = optionals (targetPlatform != hostPlatform && libcCross != null) ([ "-Wl,-L${libcCross.out}${libcCross.libdir or "/lib"}" ] ++ (if crossStageStatic then [ "-B${libcCross.out}${libcCross.libdir or "/lib"}" ] else [ "-Wl,-rpath,${libcCross.out}${libcCross.libdir or "/lib"}" "-Wl,-rpath-link,${libcCross.out}${libcCross.libdir or "/lib"}" ])); passthru = { inherit langC langCC langObjC langObjCpp langFortran langGo version; isGNU = true; }; enableParallelBuilding = true; inherit enableMultilib; inherit (stdenv) is64bit; meta = { homepage = https://gcc.gnu.org/; license = stdenv.lib.licenses.gpl3Plus; # runtime support libraries are typically LGPLv3+ description = "GNU Compiler Collection, version ${version}" + (if stripped then "" else " (with debugging info)"); longDescription = '' The GNU Compiler Collection includes compiler front ends for C, C++, Objective-C, Fortran, OpenMP for C/C++/Fortran, Java, and Ada, as well as libraries for these languages (libstdc++, libgcj, libgomp,...). GCC development is a part of the GNU Project, aiming to improve the compiler used in the GNU system including the GNU/Linux variant. ''; maintainers = with stdenv.lib.maintainers; [ peti ]; platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.freebsd ++ stdenv.lib.platforms.illumos ++ stdenv.lib.platforms.darwin; }; } // optionalAttrs (targetPlatform != hostPlatform && targetPlatform.libc == "msvcrt" && crossStageStatic) { makeFlags = [ "all-gcc" "all-target-libgcc" ]; installTargets = "install-gcc install-target-libgcc"; } // optionalAttrs (enableMultilib) { dontMoveLib64 = true; } // optionalAttrs (langJava) { postFixup = '' target="$(echo "$out/libexec/gcc"/*/*/ecj*)" patchelf --set-rpath "$(patchelf --print-rpath "$target"):$out/lib" "$target" '';} )