Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: llvm-as %S/Inputs/linkage.a.ll -o %t.1.bc ; RUN: llvm-as %S/Inputs/linkage.b.ll -o %t.2.bc ; RUN: llvm-link %t.1.bc %t.2.bc