Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

2004-02-01-NegativeZero.ll
; RUN: llvm-as < %s | llvm-dis | FileCheck %s
; RUN: verify-uselistorder %s

; CHECK: global double -0.000000e+00
@0 = global double 0x8000000000000000

; CHECK: global float -0.000000e+00
@1 = global float -0.0