# Based on the Arch-ARM GCC package
pkgname=(gcc gcc-libs lto-dump gcc-fortran gcc-go)
pkgver=12.3.0
_majorver=${pkgver%%.*}
pkgrel=4
pkgdesc='The GNU Compiler Collection'
arch=(armv7h 'aarch64')
license=(GPL-3.0-with-GCC-exception GFDL-1.3-or-later)
url='https://gcc.gnu.org'
options=(!emptydirs !lto !distcc)
_libdir=usr/lib/gcc/$CHOST/${pkgver%%+*}
source=("$pkgname-$pkgver.tar.gz"
c89 c99
)
prepare() {
[[ ! -d gcc ]] && ln -s gcc-${pkgver/+/-} gcc
cd gcc
# Do not run fixincludes
sed -i 's@\./fixinc\.sh@-c true@' gcc/Makefile.in
# Arch Linux installs x86_64 libraries /lib
[[ $CARCH == "x86_64" ]] && sed -i '/m64=/s/lib64/lib/' gcc/config/i386/t-linux64
# ARMLFS installs aarch64 libraries /lib
[[ $CARCH == "aarch64" ]] && sed -i '/lp64=/s/lib64/lib/' gcc/config/aarch64/t-aarch64-linux
mkdir -p "$srcdir/gcc-build"
# mkdir -p "$srcdir/libgccjit-build"
}
build() {
local _confflags=(
LD=ld
--prefix=/usr
--with-bugurl=https://armlfs.urja.dev/
--with-linker-hash-style=gnu
--with-system-zlib
--enable-__cxa_atexit
--enable-checking=release
--enable-clocale=gnu
--enable-default-pie
--enable-default-ssp
--enable-gnu-indirect-function
--enable-gnu-unique-object
--enable-libstdcxx-backtrace
--enable-linker-build-id
--enable-lto
--enable-plugin
--enable-shared
--enable-threads=posix
--enable-default-pie
--enable-default-ssp
--disable-libssp
--disable-libstdcxx-pch
--disable-multilib
--disable-werror
)
# Specify build host types, triplet patch
[[ $CARCH == "armv7h" ]] && _confflags+=(--host=armv7l-unknown-linux-gnueabihf --build=armv7l-unknown-linux-gnueabihf --with-arch=armv7ve --with-float=hard --with-fpu=neon-vfpv4)
[[ $CARCH == "aarch64" ]] && _confflags+=(--host=aarch64-unknown-linux-gnu --build=aarch64-unknown-linux-gnu --with-arch=armv8-a --enable-fix-cortex-a53-835769 --enable-fix-cortex-a53-843419)
cd gcc-build
# Credits @allanmcrae
# https://github.com/allanmcrae/toolchain/blob/f18604d70c5933c31b51a320978711e4e6791cf1/gcc/PKGBUILD
# TODO: properly deal with the build issues resulting from this
CFLAGS=${CFLAGS/-Werror=format-security/}
CXXFLAGS=${CXXFLAGS/-Werror=format-security/}
#Enable more languages later, if needed.
"$srcdir/gcc/configure" \
--enable-languages=c,c++,fortran,go \
--enable-bootstrap \
"${_confflags[@]:?_confflags unset}"
# see https://bugs.archlinux.org/task/71777 for rationale re *FLAGS handling
make -O STAGE1_CFLAGS="-O2" \
BOOT_CFLAGS="$CFLAGS" \
BOOT_LDFLAGS="$LDFLAGS" \
LDFLAGS_FOR_TARGET="$LDFLAGS" \
bootstrap
}
check() {
# Disable for now - please do run if you suspect the setup.
# But since "some" cases always fail (like 200 out of 100000),
# the gcc testsuite has a pretty bad signal/noise for the time it takes to run.
# (Like, you'd need to be a gcc expert to know if your gcc is more
# subtly broken than usual... which i'm not yet, quite. And since
# we have no programmatic fail criterion, I might not even look
# at the results of any specific run.)
return 0
cd gcc-build
# disable libphobos test to avoid segfaults
sed -i '/maybe-check-target-libphobos \\/d' Makefile
# do not abort on error as some are "expected"
ulimit -s 32768
echo "==== GCC TESTSUITE ===="
make -O -k check || true
"$srcdir/gcc/contrib/test_summary"
echo "==== GCC TESTSUITE ===="
}
_pick() {
local p="$1" f d; shift
for f; do
d="$srcdir/$p/${f#$pkgdir/}"
mkdir -p "$(dirname "$d")"
mv "$f" "$d"
rmdir -p --ignore-fail-on-non-empty "$(dirname "$f")"
done
}
package_gcc() {
pkgdesc="The GNU Compiler Collection - C and C++ frontends"
depends=("gcc-libs=$pkgver-$pkgrel" 'binutils>=2.28' mpc zstd libisl.so)
options=(!emptydirs staticlibs)
cd gcc-build
make DESTDIR="$pkgdir/" install
# many packages expect this symlink
ln -s gcc "$pkgdir"/usr/bin/cc
ln -sv gcc.1 "$pkgdir"/usr/share/man/man1/cc.1
# Historical FHS symlink
ln -svr "$pkgdir"/usr/bin/cpp "$pkgdir"/usr/lib
mkdir -p "$pkgdir"/usr/lib/bfd-plugins/
ln -sfv ../../libexec/gcc/$(gcc -dumpmachine)/$pkgver/liblto_plugin.so \
"$pkgdir"/usr/lib/bfd-plugins/
# POSIX conformance launcher scripts for c89 and c99
install -Dm755 "$srcdir/c89" "$pkgdir/usr/bin/c89"
install -Dm755 "$srcdir/c99" "$pkgdir/usr/bin/c99"
mkdir -pv "$pkgdir"/usr/share/gdb/auto-load/usr/lib
mv -v "$pkgdir"/usr/lib/*gdb.py "$pkgdir"/usr/share/gdb/auto-load/usr/lib
(
cd "$pkgdir"
_pick gcc-libs usr/lib/lib{asan,atomic,gcc_s,gomp,itm,stdc++,ubsan,gfortran,go}.so*
_pick lto-dump usr/bin/lto-dump
_pick gcc-go usr/bin/{*go,gofmt}
_pick gcc-go usr/lib/go/*
_pick gcc-go usr/libexec/gcc/$CHOST/$pkgver/{buildid,cgo,go1,test2json,vet}
_pick gcc-go usr/lib/libgo{,begin,libbegin}.a
_pick gcc-go usr/share/info/gccgo.info
_pick gcc-go usr/share/man/man1/{gccgo,go,gofmt}.1
_pick gcc-fortran usr/bin/*gfortran
_pick gcc-fortran usr/libexec/gcc/$CHOST/$pkgver/f951
_pick gcc-fortran usr/lib/gcc/$CHOST/$pkgver/finclude
_pick gcc-fortran usr/lib/gcc/$CHOST/$pkgver/include/ISO_Fortran_binding.h
_pick gcc-fortran usr/lib/gcc/$CHOST/$pkgver/libcaf_single.a
_pick gcc-fortran usr/lib/libgfortran.{a,spec}
_pick gcc-fortran usr/share/info/gfortran.info
_pick gcc-fortran usr/share/man/man1/gfortran.1
)
}
package_gcc-libs() {
depends=('glibc>=2.27')
options=(!emptydirs !strip)
provides=(libubsan.so libasan.so)
pkgdesc+=" (libraries)"
mv -v gcc-libs/* "$pkgdir"
}
package_lto-dump() {
depends=("gcc=$pkgver-$pkgrel")
pkgdesc="Dump link time optimization object files"
mv -v lto-dump/* "$pkgdir"
}
package_gcc-fortran() {
pkgdesc='Fortran front-end for GCC'
depends=("gcc=$pkgver-$pkgrel" libisl.so)
mv -v gcc-fortran/* "$pkgdir"
ln -s gfortran "$pkgdir/usr/bin/f95"
}
package_gcc-go() {
pkgdesc='Go front-end for GCC'
depends=("gcc=$pkgver-$pkgrel" libisl.so)
provides=("go=1.17")
conflicts=(go)
mv -v gcc-go/* "$pkgdir"
}
sha256sums=('11275aa7bb34cd8ab101d01b341015499f8d9466342a2574ece93f954d92273b'
'de48736f6e4153f03d0a5d38ceb6c6fdb7f054e8f47ddd6af0a3dbf14f27b931'
'2513c6d9984dd0a2058557bf00f06d8d5181734e41dcfe07be7ed86f2959622a')