Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

2005-02-14-IllegalAssembler.ll
; RUN: llc < %s -mtriple=i686-- | FileCheck %s

@A = external global i32                ; <ptr> [#uses=1]
@Y = global ptr getelementptr (i32, ptr @A, i32 -1)                ; <ptr> [#uses=0]
; CHECK-NOT: 18446744073709551612