LLVM Intermediate Representation (`.ll`) to Bitcode (`.bc`) assembler.
Assemble an IR file
llvm-as -o path/to/out.bc path/to/source.ll
Assemble an IR file and include a module hash in the produced Bitcode file
llvm-as --module-hash -o path/to/out.bc path/to/source.ll
Read an IR file from `stdin` and assemble it
cat path/to/source.ll | llvm-as -o path/to/out.bc