Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: opt < %s -passes="print<cost-model>" 2>&1 -disable-output -mtriple=i386 -mcpu=corei7-avx | FileCheck %s ;CHECK: cost of 0 {{.*}} ret define i32 @no_info(i32 %arg) { %e = add i64 undef, undef ret i32 undef }