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# Maintainer: Evangelos Foutras <foutrelis@archlinux.org>
# Contributor: Jan "heftig" Steffens <jan.steffens@gmail.com>
pkgname=clang14
pkgver=14.0.6
pkgrel=1
pkgdesc="C language family frontend for LLVM 14"
arch=('x86_64')
url="https://clang.llvm.org/"
license=('custom:Apache 2.0 with LLVM Exception')
depends=('llvm14-libs' 'gcc' 'compiler-rt14')
makedepends=('llvm14' 'cmake' 'ninja' 'python')
optdepends=('openmp: OpenMP support in clang with -fopenmp'
'llvm14: referenced by some clang headers')
checkdepends=('llvm')
_source_base=https://github.com/llvm/llvm-project/releases/download/llvmorg-$pkgver
source=($_source_base/clang-$pkgver.src.tar.xz{,.sig}
$_source_base/llvm-$pkgver.src.tar.xz{,.sig}
enforce-instantiation-of-constexpr-template-functions.patch
clang-coroutines-ubsan.patch
enable-fstack-protector-strong-by-default.patch)
sha256sums=('2b5847b6a63118b9efe5c85548363c81ffe096b66c3b3675e953e26342ae4031'
'SKIP'
'050922ecaaca5781fdf6631ea92bc715183f202f9d2f15147226f023414f619a'
'SKIP'
'eb2916131ae63b3bd1689f6a27dc0c2fadad73a5c5f2c828062c8a2c547e4a0d'
'2c25ddf0ba6be01949842873fef4d285456321aaccd4ba95db61b69a4c580106'
'bad277f45b35643592961425532f3af8db0519cb9c388fd9ac4f499bf2a95017')
validpgpkeys=('474E22316ABF4785A88C6E8EA2C794A986419D8A') # Tom Stellard <tstellar@redhat.com>
# Utilizing LLVM_DISTRIBUTION_COMPONENTS to avoid
# installing static libraries; inspired by Gentoo
_get_distribution_components() {
local target
ninja -t targets | grep -Po 'install-\K.*(?=-stripped:)' | while read -r target; do
case $target in
clang-libraries|distribution)
continue
;;
# trim static analyzer and other bits
bash-autocomplete|clang-format|clang-rename|hmaptool|scan-*)
continue
;;
clang|clang-*)
;;
clang*|findAllSymbols)
continue
;;
esac
echo $target
done
}
prepare() {
cd clang-$pkgver.src
mkdir build
patch -Np2 -i ../enable-fstack-protector-strong-by-default.patch
# https://github.com/llvm/llvm-project/issues/55560
patch -Np2 -i ../enforce-instantiation-of-constexpr-template-functions.patch
# https://github.com/llvm/llvm-project/issues/49689
patch -Np2 -i ../clang-coroutines-ubsan.patch
}
build() {
cd clang-$pkgver.src/build
# Build only minimal debug info to reduce size
CFLAGS=${CFLAGS/-g /-g1 }
CXXFLAGS=${CXXFLAGS/-g /-g1 }
local cmake_args=(
-G Ninja
-DCMAKE_BUILD_TYPE=Release
-DCMAKE_INSTALL_PREFIX=/usr/lib/llvm14
-DCMAKE_SKIP_RPATH=ON
-DCLANG_DEFAULT_PIE_ON_LINUX=ON
-DCLANG_LINK_CLANG_DYLIB=ON
-DENABLE_LINKER_BUILD_ID=ON
-DLLVM_BUILD_TESTS=ON
-DLLVM_CONFIG=/usr/lib/llvm14/bin/llvm-config
-DLLVM_ENABLE_RTTI=ON
-DLLVM_EXTERNAL_LIT=/usr/bin/lit
-DLLVM_LINK_LLVM_DYLIB=ON
-DLLVM_MAIN_SRC_DIR="$srcdir/llvm-$pkgver.src"
)
cmake .. "${cmake_args[@]}"
local distribution_components=$(_get_distribution_components | paste -sd\;)
test -n "$distribution_components"
cmake_args+=(-DLLVM_DISTRIBUTION_COMPONENTS="$distribution_components")
cmake .. "${cmake_args[@]}"
ninja
}
check() {
cd clang-$pkgver.src/build
LD_LIBRARY_PATH=$PWD/lib ninja check-clang
}
package() {
cd clang-$pkgver.src/build
DESTDIR="$pkgdir" ninja install-distribution
install -Dm644 ../LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
mv "$pkgdir"/usr/lib/{llvm14/lib/,}libclang-cpp.so.14
ln -s ../../libclang-cpp.so.14 "$pkgdir/usr/lib/llvm14/lib/libclang-cpp.so.14"
ln -s llvm14/lib/libclang.so.13 "$pkgdir"/usr/lib/libclang.so.13
}
# vim:set ts=2 sw=2 et:
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