Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s ; CHECK: invalid value for 'no-jump-tables' attribute: yes define void @func() #0 { ret void } attributes #0 = { "no-jump-tables"="yes" }