Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: echo create %t.a > %t.mri ; RUN: echo addlib %p/Inputs/pr25877.lib >> %t.mri ; RUN: echo save >> %t.mri ; RUN: echo end >> %t.mri ; RUN: llvm-ar -M < %t.mri ; RUN: llvm-ar t %t.a | FileCheck %s ; CHECK: foo.obj