Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

type-unique-simple2.ll
; REQUIRES: object-emission

; RUN: llvm-link %S/Inputs/type-unique-simple2-a.ll %S/Inputs/type-unique-simple2-b.ll -S -o %t
; RUN: cat %t | FileCheck %S/Inputs/type-unique-simple2-a.ll -check-prefix=LINK
; RUN: %llc_dwarf -filetype=obj -O0 < %t > %t2
; RUN: llvm-dwarfdump -v -debug-info %t2 | FileCheck %S/Inputs/type-unique-simple2-a.ll