1deb http://apt.llvm.org/eoan/ llvm-toolchain-eoan main 2deb-src http://apt.llvm.org/eoan/ llvm-toolchain-eoan main 3deb http://apt.llvm.org/eoan/ llvm-toolchain-eoan-9 main 4deb-src http://apt.llvm.org/eoan/ llvm-toolchain-eoan-9 main 5deb http://apt.llvm.org/eoan/ llvm-toolchain-eoan-10 main 6deb-src http://apt.llvm.org/eoan/ llvm-toolchain-eoan-10 main 7