Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
// RUN: %clang_cc1 -rewrite-objc -fobjc-runtime=macosx-fragile-10.5 %s -o - @interface MyDerived { @public int IVAR; } @end MyDerived *pd; int main(void) { return pd->IVAR; }