Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
// RUN: %clang_cc1 -dM -triple armv7-windows -E %s | FileCheck %s // RUN: %clang_cc1 -dM -fno-signed-char -triple armv7-windows -E %s | FileCheck %s // CHECK: #define __WCHAR_TYPE__ unsigned short