Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
## Show that llvm-strings can consume a response file. RUN: echo abcd > %t RUN: echo --print-file-name %t > %t.rsp RUN: llvm-strings --radix=d @%t.rsp | FileCheck %s -DFILE=%t CHECK: [[FILE]]: 0 abcd