Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

large-bss.test
RUN: llvm-objdump -s %p/Inputs/large-bss.obj.coff-i386 | FileCheck %s

: CHECK: <skipping contents of bss section at [0000, 010f)>