Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
# RUN: obj2yaml %S/Inputs/test-4.o | yaml2obj -o %t.o # RUN: llvm-pdbutil dump --types %t.o | FileCheck %s -check-prefix=ALL # ALL: {{.*}} guid = {1DD12373-03EB-4522-B3D7-07B483F45F06}