# Description: LLVM14 compiler backend
# URL: https://llvm.org/
# Maintainer: Petar Petrov, slackalaxy at gmail dot com
# Depends on: libxml2 ninja python3-setuptools

name=llvm14
version=14.0.6
release=3
source=(https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/llvm-$version.src.tar.xz
	llvm-coroutines-ubsan.patch)

build() {
  cd llvm-${version}.src
  patch -Np2 -i $SRC/llvm-coroutines-ubsan.patch
  cd ..
  
  cmake -S llvm-${version}.src -B build -G Ninja   \
        -DCMAKE_BUILD_TYPE=Release            \
        -DCMAKE_INSTALL_PREFIX=/usr/lib/$name \
        -DCMAKE_INSTALL_LIBDIR=lib            \
        -DCMAKE_C_FLAGS_RELEASE="$CFLAGS -Wl,-rpath,/usr/lib/llvm14/lib"     \
        -DCMAKE_CXX_FLAGS_RELEASE="$CXXFLAGS -Wl,-rpath,/usr/lib/llvm14/lib" \
	-DCMAKE_SKIP_RPATH=ON                 \
	-DLLVM_BINUTILS_INCDIR=/usr/include   \
	-DLLVM_BUILD_LLVM_DYLIB=ON            \
	-DLLVM_BUILD_TESTS=OFF                \
	-DLLVM_INCLUDE_TESTS=OFF              \
	-DLLVM_INCLUDE_EXAMPLES=OFF           \
	-DLLVM_ENABLE_BINDINGS=OFF            \
	-DLLVM_ENABLE_FFI=ON                  \
	-DLLVM_ENABLE_RTTI=ON                 \
	-DLLVM_ENABLE_OCAMLDOC=OFF            \
	-DLLVM_ENABLE_LIBCXX=OFF              \
	-DLLVM_INCLUDE_BENCHMARKS=OFF         \
	-DLLVM_INSTALL_UTILS=ON               \
	-DLLVM_LINK_LLVM_DYLIB=ON             \
	-DLLVM_USE_PERF=ON                    \
        -Wno-dev

  ninja -C build -j ${JOBS:-1}
  DESTDIR="$PKG" ninja -C build install
  
  #mkdir -p $PKG/etc/revdep.d
  #echo "/usr/lib/llvm14/lib/" > $PKG/etc/revdep.d/$name
}