Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: llc -mtriple x86_64-linux-gnu < %s | FileCheck %s @a = internal unnamed_addr constant [1 x [1 x i32]] zeroinitializer, section ".init.rodata", align 4 ; CHECK: .init.rodata,"aM",{{[@%]}}progbits,4