Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: llc < %s -mtriple=x86_64-pc-linux-gnu | FileCheck %s @"foo\22bar" = global i32 42 ; CHECK: .globl "foo\"bar" @"foo\0abar" = global i32 42 ; CHECK: .globl "foo\nbar"