Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
// RUN: %clang_cc1 -E %s | FileCheck --strict-whitespace %s #define FOO(x) x #define BAR(x) x x #define BAZ(x) [x] [ x] [x ] [FOO()] [ FOO()] [FOO() ] [BAR()] [ BAR()] [BAR() ] BAZ() // CHECK: [] [ ] [ ] [ ] [ ] [ ] [] [ ] [ ]