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{ lib, stdenv, targetPackages, fetchurl, fetchpatch, noSysDirs
, langC ? true, langCC ? true, langFortran ? false
, langObjC ? stdenv.targetPlatform.isDarwin
, langObjCpp ? stdenv.targetPlatform.isDarwin
, langGo ? false
, reproducibleBuild ? true
, profiledCompiler ? false
, langJit ? false
, staticCompiler ? false
, enableShared ? !stdenv.targetPlatform.isStatic
, enableLTO ? !stdenv.hostPlatform.isStatic
, 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
, enableMultilib ? false
, enablePlugin ? stdenv.hostPlatform == stdenv.buildPlatform # Whether to support user-supplied plug-ins
, name ? "gcc"
, libcCross ? null
, threadsCross ? null # for MinGW
, crossStageStatic ? false
, gnused ? null
, cloog ? null # unused; just for compat with gcc4, as we override the parameter on some places
, buildPackages
}:
# Make sure we get GNU sed.
assert stdenv.buildPlatform.isDarwin -> gnused != null;
# The go frontend is written in c++
assert langGo -> langCC;
# 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;
with lib;
with builtins;
let majorVersion = "7";
version = "${majorVersion}.5.0";
inherit (stdenv) buildPlatform hostPlatform targetPlatform;
patches =
[ # https://gcc.gnu.org/ml/gcc-patches/2018-02/msg00633.html
./riscv-pthread-reentrant.patch
# https://gcc.gnu.org/ml/gcc-patches/2018-03/msg00297.html
./riscv-no-relax.patch
# Fix for asan w/glibc-2.34. Although there's no upstream backport to v7,
# the patch from gcc 8 seems to work perfectly fine.
./gcc8-asan-glibc-2.34.patch
./0001-Fix-build-for-glibc-2.31.patch
# Fix https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80431
(fetchurl {
name = "fix-bug-80431.patch";
url = "https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=de31f5445b12fd9ab9969dc536d821fe6f0edad0";
sha256 = "0sd52c898msqg7m316zp0ryyj7l326cjcn2y19dcxqp15r74qj0g";
})
]
++ optional (targetPlatform != hostPlatform) ../libstdc++-target.patch
++ optionals targetPlatform.isNetBSD [
../libstdc++-netbsd-ctypes.patch
]
++ optional noSysDirs ../no-sys-dirs.patch
++ optional (hostPlatform != buildPlatform) (fetchpatch { # XXX: Refine when this should be applied
url = "https://git.busybox.net/buildroot/plain/package/gcc/7.1.0/0900-remove-selftests.patch?id=11271540bfe6adafbc133caf6b5b902a816f5f02";
sha256 = "0mrvxsdwip2p3l17dscpc1x8vhdsciqw1z5q9i6p5g9yg1cqnmgs";
})
++ optional langFortran ../gfortran-driving.patch
++ optional (targetPlatform.libc == "musl" && targetPlatform.isPower) ../ppc-musl.patch
++ optional (targetPlatform.libc == "musl" && targetPlatform.isx86_32) (fetchpatch {
url = "https://git.alpinelinux.org/aports/plain/main/gcc/gcc-6.1-musl-libssp.patch?id=5e4b96e23871ee28ef593b439f8c07ca7c7eb5bb";
sha256 = "1jf1ciz4gr49lwyh8knfhw6l5gvfkwzjy90m7qiwkcbsf4a3fqn2";
})
++ optional (targetPlatform.libc == "musl") ../libgomp-dont-force-initial-exec.patch
# Obtain latest patch with ../update-mcfgthread-patches.sh
++ optional (!crossStageStatic && targetPlatform.isMinGW && threadsCross.model == "mcf") ./Added-mcf-thread-model-support-from-mcfgthread.patch
++ [ ../libsanitizer-no-cyclades-9.patch ];
/* Cross-gcc settings (build == host != target) */
crossMingw = targetPlatform != hostPlatform && targetPlatform.libc == "msvcrt";
stageNameAddon = if crossStageStatic then "stage-static" else "stage-final";
crossNameAddon = optionalString (targetPlatform != hostPlatform) "${targetPlatform.config}-${stageNameAddon}-";
callFile = lib.callPackageWith {
# lets
inherit
majorVersion
version
buildPlatform
hostPlatform
targetPlatform
patches
crossMingw
stageNameAddon
crossNameAddon
;
# inherit generated with 'nix eval --json --impure --expr "with import ./. {}; lib.attrNames (lib.functionArgs gcc7.cc.override)" | jq '.[]' --raw-output'
inherit
binutils
buildPackages
cloog
crossStageStatic
enableLTO
enableMultilib
enablePlugin
enableShared
fetchpatch
fetchurl
gettext
gmp
gnused
isl
langC
langCC
langFortran
langGo
langJit
langObjC
langObjCpp
lib
libcCross
libmpc
mpfr
name
noSysDirs
patchelf
perl
profiledCompiler
reproducibleBuild
staticCompiler
stdenv
targetPackages
texinfo
threadsCross
which
zip
zlib
;
};
in
stdenv.mkDerivation ({
pname = "${crossNameAddon}${name}";
inherit version;
builder = ../builder.sh;
src = fetchurl {
url = "mirror://gcc/releases/gcc-${version}/gcc-${version}.tar.xz";
sha256 = "0qg6kqc5l72hpnj4vr6l0p69qav0rh4anlkk3y55540zy3klc6dq";
};
inherit patches;
outputs = [ "out" "man" "info" ] ++ lib.optional (!langJit) "lib";
setOutputFlags = false;
NIX_NO_SELF_RPATH = true;
libc_dev = stdenv.cc.libc_dev;
hardeningDisable = [ "format" "pie" ];
postPatch = ''
configureScripts=$(find . -name configure)
for configureScript in $configureScripts; do
patchShebangs $configureScript
done
''
# This should kill all the stdinc frameworks that gcc and friends like to
# insert into default search paths.
+ lib.optionalString hostPlatform.isDarwin ''
substituteInPlace gcc/config/darwin-c.c \
--replace 'if (stdinc)' 'if (0)'
substituteInPlace libgcc/config/t-slibgcc-darwin \
--replace "-install_name @shlib_slibdir@/\$(SHLIB_INSTALL_NAME)" "-install_name ''${!outputLib}/lib/\$(SHLIB_INSTALL_NAME)"
substituteInPlace libgfortran/configure \
--replace "-install_name \\\$rpath/\\\$soname" "-install_name ''${!outputLib}/lib/\\\$soname"
''
+ (
lib.optionalString (targetPlatform != hostPlatform || stdenv.cc.libc != null)
# On NixOS, use the right path to the dynamic linker instead of
# `/lib/ld*.so'.
(let
libc = if libcCross != null then libcCross else stdenv.cc.libc;
in
(
'' echo "fixing the \`GLIBC_DYNAMIC_LINKER', \`UCLIBC_DYNAMIC_LINKER', and \`MUSL_DYNAMIC_LINKER' macros..."
for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h
do
grep -q _DYNAMIC_LINKER "$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
''
+ lib.optionalString (targetPlatform.libc == "musl")
''
sed -i gcc/config/linux.h -e '1i#undef LOCAL_INCLUDE_DIR'
''
))
)
+ lib.optionalString targetPlatform.isAvr ''
makeFlagsArray+=(
'LIMITS_H_TEST=false'
)
'';
inherit noSysDirs staticCompiler crossStageStatic
libcCross crossMingw;
inherit (callFile ../common/dependencies.nix { })
depsBuildBuild nativeBuildInputs depsBuildTarget buildInputs depsTargetTarget;
NIX_CFLAGS_COMPILE = lib.optionalString (stdenv.cc.isClang && langFortran) "-Wno-unused-command-line-argument";
NIX_LDFLAGS = lib.optionalString hostPlatform.isSunOS "-lm";
preConfigure = callFile ../common/pre-configure.nix { };
dontDisableStatic = true;
configurePlatforms = [ "build" "host" "target" ];
configureFlags = (callFile ../common/configure-flags.nix { })
++ optional (targetPlatform.isAarch64) "--enable-fix-cortex-a53-843419"
++ optional targetPlatform.isNetBSD "--disable-libcilkrts"
;
targetConfig = if targetPlatform != hostPlatform then targetPlatform.config else null;
buildFlags = optional
(targetPlatform == hostPlatform && hostPlatform == buildPlatform)
(if profiledCompiler then "profiledbootstrap" else "bootstrap");
inherit (callFile ../common/strip-attributes.nix { })
stripDebugList
stripDebugListTarget
preFixup;
doCheck = false; # requires a lot of tools, causes a dependency cycle for stdenv
# 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.
#
# 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
));
LIBRARY_PATH = optionals (targetPlatform == hostPlatform) (makeLibraryPath (optional (zlib != null) zlib));
inherit (callFile ../common/extra-target-flags.nix { })
EXTRA_FLAGS_FOR_TARGET
EXTRA_LDFLAGS_FOR_TARGET
;
passthru = {
inherit langC langCC langObjC langObjCpp langFortran langGo version;
isGNU = true;
};
enableParallelBuilding = true;
inherit enableShared enableMultilib;
meta = {
inherit (callFile ../common/meta.nix { })
homepage
license
description
longDescription
platforms
maintainers
;
badPlatforms = [ "aarch64-darwin" ];
};
}
// optionalAttrs (targetPlatform != hostPlatform && targetPlatform.libc == "msvcrt" && crossStageStatic) {
makeFlags = [ "all-gcc" "all-target-libgcc" ];
installTargets = "install-gcc install-target-libgcc";
}
// optionalAttrs (enableMultilib) { dontMoveLib64 = true; }
)
|