# Description: LLVM + clang compiler
# URL:         http://llvm.org/
# Maintainer:  Thomas Penteker, tek at serverop dot de
# Packager:    Tilman Sauerbeck, tilman at crux dot nu
# Depends on:  python, llvm

name=clang
version=3.8.0
release=1
source=(http://llvm.org/releases/$version/{llvm,cfe}-$version.src.tar.xz \
  config.h llvm-config.h)

build() {
  mv cfe-$version.src llvm-$version.src/tools/clang

  cd llvm-$version.src
  mkdir build
  cd build

  ../configure --prefix=/usr \
    --without-oprofile \
    --enable-cxx11 \
    --enable-targets=x86,x86_64,r600 \
    --enable-shared

  make DISABLE_ASSERTIONS=1 $MAKEFLAGS
  make DISABLE_ASSERTIONS=1 DESTDIR=$PKG install

  find $PKG -name .dir -delete
  rm -rf $PKG/usr/docs

  # multilib stubs
  mv $PKG/usr/include/llvm/Config/config{,-64}.h
  mv $PKG/usr/include/llvm/Config/llvm-config{,-64}.h
  install -m 0644 $SRC/config.h $PKG/usr/include/llvm/Config/
  install -m 0644 $SRC/llvm-config.h $PKG/usr/include/llvm/Config/

  # only clang may be left, remove llvm
  rm -r $PKG/usr/include/llvm{,-c}
  rm $PKG/usr/bin/{bugpoint,ll*,opt,FileCheck,count,not,obj2yaml,sancov,verify-uselistorder,yaml2obj}
  rm $PKG/usr/lib/{LLVMHello.so,BugpointPasses.so,libLTO.*,libLLVM*}
  # avoid conflicts with opt/llvm
  rm -r $PKG/usr/share/llvm

}