Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

function-starts.test
## This test verifies that llvm-objdump correctly prints function starts data.

RUN: llvm-objdump --macho --function-starts %p/Inputs/hello.exe.macho-i386 | FileCheck %s --check-prefix=32-BIT
32-BIT: 00001f40

RUN: llvm-objdump --macho --function-starts %p/Inputs/hello.exe.macho-x86_64 | FileCheck %s --check-prefix=64-BIT
64-BIT: 0000000100000f30