name: libcxx version: 8.0.1 sources: https://github.com/llvm/llvm-project/releases/download/llvmorg-%{version}/%{name}-%{version}.src.tar.xz @configure mkdir %{name}-%{version} cd %{name}-%{version} cmake ../%{name}-%{version}.src \ -DCMAKE_INSTALL_PREFIX=/usr/weirdos \ -DCMAKE_BUILD_TYPE=Release \ -DCMAKE_CXX_FLAGS="-fPIC -O2" \ -DCMAKE_C_FLAGS="-fPIC -O2"