llvm-12-linker-tools 1:12.0.0-3ubuntu1~21.04.2 (amd64 binary) in ubuntu hirsute

 LLVM is a collection of libraries and tools that make it easy to build
 compilers, optimizers, just-in-time code generators, and many other
 compiler-related programs.
 .
 This package contains the LLVMgold and LLVMPolly linker plugins.