Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

CMakeLists.txt
set(LLVM_LINK_COMPONENTS
    AllTargetsAsmParsers
    AllTargetsCodeGens
    AllTargetsDescs
    AllTargetsInfos
    Analysis
    AsmPrinter
    BitReader
    BitWriter
    CodeGen
    Core
    FuzzerCLI
    FuzzMutate
    IRReader
    MC
    ScalarOpts
    SelectionDAG
    Support
    Target
)
add_llvm_fuzzer(llvm-isel-fuzzer
  llvm-isel-fuzzer.cpp
  DUMMY_MAIN DummyISelFuzzer.cpp
  )