Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

2003-05-15-SwitchBug.ll
; RUN: llvm-as %s -o /dev/null
; RUN: verify-uselistorder %s

; Check minimal switch statement

define void @test(i32 %X) {
        switch i32 %X, label %dest [
        ]

dest:           ; preds = %0
        ret void
}