opt/llvm/Pkgfile

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# Description: LLVM compiler backend
# URL: http://llvm.org/
# Maintainer: Thomas Penteker, tek at serverop dot de
# Depends on: cmake libffi libxml2 ninja
name=llvm
version=8.0.0
release=1
source=(https://releases.llvm.org/$version/$name-$version.src.tar.xz
llvm-config.h)
build() {
export CC=gcc
export CXX=g++
cd $name-$version.src
mkdir build
cd build
cmake .. -G Ninja \
-DLLVM_PARALLEL_COMPILE_JOBS="${JOBS:-1}" \
-DLLVM_ENABLE_CXX1Y=1 \
-DLLVM_INCLUDE_EXAMPLES=0 \
-DLLVM_INCLUDE_TESTS=0 \
-DLLVM_ENABLE_FFI=1 \
-DLLVM_ENABLE_RTTI=1 \
-DLLVM_ENABLE_OCAMLDOC=0 \
-DLLVM_TARGETS_TO_BUILD='X86;AMDGPU;BPF' \
-DLLVM_BUILD_LLVM_DYLIB=1 \
-DLLVM_LINK_LLVM_DYLIB=1 \
-DLLVM_INSTALL_UTILS=1 \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_INSTALL_PREFIX=/usr \
-DLLVM_APPEND_VC_REV=0 \
-Wno-dev
ninja
DESTDIR=$PKG ninja install
# multilib stub
mv $PKG/usr/include/llvm/Config/llvm-config{,-64}.h
install -m 0644 $SRC/llvm-config.h $PKG/usr/include/llvm/Config/
}