{ lib, stdenv, targetPackages, fetchurl, fetchpatch, fetchFromGitHub, noSysDirs , langC ? true, langCC ? true, langFortran ? false , langAda ? false , langObjC ? stdenv.targetPlatform.isDarwin , langObjCpp ? stdenv.targetPlatform.isDarwin , langD ? false , langGo ? false , reproducibleBuild ? true , profiledCompiler ? false , langJit ? false , staticCompiler ? false , enableShared ? stdenv.targetPlatform.hasSharedLibraries , enableLTO ? stdenv.hostPlatform.hasSharedLibraries , texinfo ? null , perl ? null # optional, for texi2pod (then pod2man) , gmp, mpfr, libmpc, gettext, which, patchelf, binutils , isl ? null # optional, for the Graphite optimization framework. , zlib ? null , libucontext ? null , gnat-bootstrap ? null , enableMultilib ? false , enablePlugin ? stdenv.hostPlatform == stdenv.buildPlatform # Whether to support user-supplied plug-ins , name ? "gcc" , libcCross ? null , threadsCross ? null # for MinGW , withoutTargetLibc ? false , gnused ? null , cloog # unused; just for compat with gcc4, as we override the parameter on some places , buildPackages , pkgsBuildTarget , libxcrypt , disableGdbPlugin ? !enablePlugin || (stdenv.targetPlatform.isAvr && stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isAarch64) , nukeReferences , callPackage , majorMinorVersion , darwin # only for gcc<=6.x , langJava ? false , flex , boehmgc ? null , zip ? null, unzip ? null, pkg-config ? 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 }: let inherit (lib) callPackageWith filter getBin maintainers makeLibraryPath makeSearchPathOutput mapAttrs optional optionalAttrs optionals optionalString pipe platforms versionAtLeast versions ; gccVersions = import ./versions.nix; version = gccVersions.fromMajorMinor majorMinorVersion; majorVersion = versions.major version; atLeast14 = versionAtLeast version "14"; atLeast13 = versionAtLeast version "13"; atLeast12 = versionAtLeast version "12"; atLeast11 = versionAtLeast version "11"; atLeast10 = versionAtLeast version "10"; atLeast9 = versionAtLeast version "9"; atLeast8 = versionAtLeast version "8"; atLeast7 = versionAtLeast version "7"; atLeast6 = versionAtLeast version "6"; atLeast49 = versionAtLeast version "4.9"; is14 = majorVersion == "14"; is13 = majorVersion == "13"; is12 = majorVersion == "12"; is11 = majorVersion == "11"; is10 = majorVersion == "10"; is9 = majorVersion == "9"; is8 = majorVersion == "8"; is7 = majorVersion == "7"; is6 = majorVersion == "6"; is49 = majorVersion == "4" && versions.minor version == "9"; is48 = majorVersion == "4" && versions.minor version == "8"; disableBootstrap = atLeast11 && !stdenv.hostPlatform.isDarwin && (atLeast12 -> !profiledCompiler); inherit (stdenv) buildPlatform hostPlatform targetPlatform; targetConfig = if targetPlatform != hostPlatform then targetPlatform.config else null; patches = callFile ./patches {}; /* Cross-gcc settings (build == host != target) */ crossMingw = targetPlatform != hostPlatform && targetPlatform.isMinGW; stageNameAddon = optionalString withoutTargetLibc "-nolibc"; crossNameAddon = optionalString (targetPlatform != hostPlatform) "${targetPlatform.config}${stageNameAddon}-"; javaAwtGtk = langJava && x11Support; xlibs = [ libX11 libXt libSM libICE libXtst libXrender libXrandr libXi xorgproto ]; callFile = callPackageWith ({ # lets inherit majorVersion version buildPlatform hostPlatform targetPlatform targetConfig patches crossMingw stageNameAddon crossNameAddon ; # inherit generated with 'nix eval --json --impure --expr "with import ./. {}; lib.attrNames (lib.functionArgs gcc${majorVersion}.cc.override)" | jq '.[]' --raw-output' inherit binutils buildPackages cloog withoutTargetLibc darwin disableBootstrap disableGdbPlugin enableLTO enableMultilib enablePlugin enableShared fetchpatch fetchurl gettext gmp gnat-bootstrap gnused isl langAda langC langCC langD langFortran langGo langJit langObjC langObjCpp lib libcCross libmpc libucontext libxcrypt mpfr name noSysDirs nukeReferences patchelf perl pkgsBuildTarget profiledCompiler reproducibleBuild staticCompiler stdenv targetPackages texinfo threadsCross which zip zlib ; } // optionalAttrs (!atLeast7) { inherit boehmgc flex gnat-bootstrap gtk2 langAda langJava libICE libSM libX11 libXi libXrandr libXrender libXt libXtst libart_lgpl pkg-config unzip x11Support xorgproto javaAwtGtk xlibs ; javaEcj = fetchurl { # The `$(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"; }; }); in # We enable the isl cloog backend. assert !atLeast6 -> (cloog != null -> isl != null); assert langJava -> !atLeast7 && zip != null && unzip != null && zlib != null && boehmgc != null && perl != null; # for `--enable-java-home' # Make sure we get GNU sed. assert stdenv.buildPlatform.isDarwin -> gnused != null; # The go frontend is written in c++ assert langGo -> langCC; assert (atLeast6 && !is7 && !is8) -> (langAda -> gnat-bootstrap != null); # TODO: fixup D bootstapping, probably by using gdc11 (and maybe other changes). # error: GDC is required to build d assert atLeast12 -> !langD; # threadsCross is just for MinGW assert threadsCross != {} -> stdenv.targetPlatform.isWindows; # profiledCompiler builds inject non-determinism in one of the compilation stages. # If turned on, we can't provide reproducible builds anymore assert reproducibleBuild -> profiledCompiler == false; # We need all these X libraries when building AWT with GTK. assert !atLeast7 -> (x11Support -> (filter (x: x == null) ([ gtk2 libart_lgpl ] ++ xlibs)) == []); pipe ((callFile ./common/builder.nix {}) ({ pname = "${crossNameAddon}${name}"; inherit version; src = if is6 && stdenv.targetPlatform.isVc4 then fetchFromGitHub { owner = "itszor"; repo = "gcc-vc4"; rev = "e90ff43f9671c760cf0d1dd62f569a0fb9bf8918"; sha256 = "0gxf66hwqk26h8f853sybphqa5ca0cva2kmrw5jsiv6139g0qnp8"; } else if is6 && stdenv.targetPlatform.isRedox then fetchFromGitHub { owner = "redox-os"; repo = "gcc"; rev = "f360ac095028d286fc6dde4d02daed48f59813fa"; # `redox` branch sha256 = "1an96h8l58pppyh3qqv90g8hgcfd9hj7igvh2gigmkxbrx94khfl"; } else fetchurl { url = if atLeast7 then "mirror://gcc/releases/gcc-${version}/gcc-${version}.tar.xz" else if atLeast6 then "mirror://gnu/gcc/gcc-${version}/gcc-${version}.tar.xz" else "mirror://gnu/gcc/gcc-${version}/gcc-${version}.tar.bz2"; ${if is10 || is11 || is13 then "hash" else "sha256"} = gccVersions.srcHashForVersion version; }; inherit patches; outputs = if atLeast7 then [ "out" "man" "info" ] ++ optional (!langJit) "lib" else if atLeast49 && (langJava || langGo || (if atLeast6 then langJit else targetPlatform.isDarwin)) then ["out" "man" "info"] else [ "out" "lib" "man" "info" ]; setOutputFlags = false; libc_dev = stdenv.cc.libc_dev; hardeningDisable = [ "format" "pie" "stackclashprotection" ] ++ optionals (is11 && langAda) [ "fortify3" ]; postPatch = optionalString atLeast7 '' configureScripts=$(find . -name configure) for configureScript in $configureScripts; do patchShebangs $configureScript done '' # This should kill all the stdinc frameworks that gcc and friends like to # insert into default search paths. + optionalString (atLeast6 && hostPlatform.isDarwin) '' substituteInPlace gcc/config/darwin-c.c${optionalString atLeast12 "c"} \ --replace 'if (stdinc)' 'if (0)' substituteInPlace libgcc/config/t-slibgcc-darwin \ --replace "-install_name @shlib_slibdir@/\$(SHLIB_INSTALL_NAME)" "-install_name ''${!outputLib}/lib/\$(SHLIB_INSTALL_NAME)" substituteInPlace libgfortran/configure \ --replace "-install_name \\\$rpath/\\\$soname" "-install_name ''${!outputLib}/lib/\\\$soname" '' + ( optionalString (targetPlatform != hostPlatform || stdenv.cc.libc != null) # 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,UCLIBC,MUSL}_DYNAMIC_LINKER macros..." for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h do grep -q ${optionalString (!atLeast6) "LIBC"}_DYNAMIC_LINKER "$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' \ -e 's|define[[:blank:]]*MUSL_DYNAMIC_LINKER\([0-9]*\)[[:blank:]]"\([^\"]\+\)"$|define MUSL_DYNAMIC_LINKER\1 "${libc.out}\2"|g' done '' + optionalString (atLeast6 && targetPlatform.libc == "musl") '' sed -i gcc/config/linux.h -e '1i#undef LOCAL_INCLUDE_DIR' '' ) )) + optionalString (atLeast7 && targetPlatform.isAvr) ('' makeFlagsArray+=( '-s' # workaround for hitting hydra log limit 'LIMITS_H_TEST=false' ) ''); inherit noSysDirs staticCompiler withoutTargetLibc libcCross crossMingw; inherit (callFile ./common/dependencies.nix { }) depsBuildBuild nativeBuildInputs depsBuildTarget buildInputs depsTargetTarget; preConfigure = (callFile ./common/pre-configure.nix { }) + optionalString atLeast10 '' ln -sf ${libxcrypt}/include/crypt.h libsanitizer/sanitizer_common/crypt.h ''; dontDisableStatic = true; configurePlatforms = [ "build" "host" "target" ]; configureFlags = (callFile ./common/configure-flags.nix { }) ++ optional (is7 && targetPlatform.isAarch64) "--enable-fix-cortex-a53-843419" ++ optional (is7 && targetPlatform.isNetBSD) "--disable-libcilkrts"; inherit targetConfig; buildFlags = # we do not yet have Nix-driven profiling assert atLeast12 -> (profiledCompiler -> !disableBootstrap); if atLeast11 then let target = optionalString (profiledCompiler) "profiled" + optionalString (targetPlatform == hostPlatform && hostPlatform == buildPlatform && !disableBootstrap) "bootstrap"; in optional (target != "") target else optional (targetPlatform == hostPlatform && hostPlatform == buildPlatform) (if profiledCompiler then "profiledbootstrap" else "bootstrap"); inherit (callFile ./common/strip-attributes.nix { }) stripDebugList stripDebugListTarget preFixup; # https://gcc.gnu.org/PR109898 enableParallelInstalling = false; env = mapAttrs (_: v: toString v) ({ NIX_NO_SELF_RPATH = true; # 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 ] )); inherit (callFile ./common/extra-target-flags.nix { }) EXTRA_FLAGS_FOR_TARGET EXTRA_LDFLAGS_FOR_TARGET ; } // optionalAttrs is7 { NIX_CFLAGS_COMPILE = optionalString (stdenv.cc.isClang && langFortran) "-Wno-unused-command-line-argument" # Downgrade register storage class specifier errors to warnings when building a cross compiler from a clang stdenv. + optionalString (stdenv.cc.isClang && targetPlatform != hostPlatform) " -Wno-register"; } // optionalAttrs (!is7 && !atLeast12 && stdenv.cc.isClang && targetPlatform != hostPlatform) { NIX_CFLAGS_COMPILE = "-Wno-register"; } // optionalAttrs (!atLeast7) { inherit langJava; } // optionalAttrs atLeast6 { NIX_LDFLAGS = optionalString hostPlatform.isSunOS "-lm"; }); passthru = { inherit langC langCC langObjC langObjCpp langAda langFortran langGo langD langJava version; isGNU = true; hardeningUnsupportedFlags = optional is48 "stackprotector" ++ optional ( (targetPlatform.isAarch64 && !atLeast9) || !atLeast8 ) "stackclashprotection" ++ optional (!atLeast11) "zerocallusedregs" ++ optionals (!atLeast12) [ "fortify3" "trivialautovarinit" ] ++ optionals (langFortran) [ "fortify" "format" ]; }; enableParallelBuilding = true; inherit enableShared enableMultilib; meta = { inherit (callFile ./common/meta.nix { }) homepage license description longDescription platforms maintainers ; } // optionalAttrs (!atLeast11) { badPlatforms = # avr-gcc8 is maintained for the `qmk` package if (is8 && targetPlatform.isAvr) then [] else if !(is48 || is49) then [ "aarch64-darwin" ] else platforms.darwin; } // optionalAttrs is10 { badPlatforms = if targetPlatform != hostPlatform then [ "aarch64-darwin" ] else [ ]; }; } // optionalAttrs (!atLeast10 && stdenv.targetPlatform.isDarwin) { # GCC <10 requires default cctools `strip` instead of `llvm-strip` used by Darwin bintools. preBuild = '' makeFlagsArray+=('STRIP=${getBin darwin.cctools-port}/bin/${stdenv.cc.targetPrefix}strip') ''; } // optionalAttrs (!atLeast8) { doCheck = false; # requires a lot of tools, causes a dependency cycle for stdenv } // optionalAttrs enableMultilib { dontMoveLib64 = true; } // optionalAttrs (((is49 && !stdenv.hostPlatform.isDarwin) || is6) && langJava) { postFixup = '' target="$(echo "$out/libexec/gcc"/*/*/ecj*)" patchelf --set-rpath "$(patchelf --print-rpath "$target"):$out/lib" "$target" ''; } )) ([ (callPackage ./common/libgcc.nix { inherit version langC langCC langJit targetPlatform hostPlatform withoutTargetLibc enableShared libcCross; }) ] ++ optionals atLeast11 [ (callPackage ./common/checksum.nix { inherit langC langCC; }) ])