Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
executable("llvm-extract") { deps = [ "//llvm/lib/Bitcode/Writer", "//llvm/lib/IR", "//llvm/lib/IRReader", "//llvm/lib/Support", "//llvm/lib/Transforms/IPO", ] sources = [ "llvm-extract.cpp" ] }