Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
// RUN: %clang_cc1 -emit-llvm-only %s -verify // expected-no-diagnostics // PR5882 int q_sk_num(void *a); typedef int (*fptr)(double); void a(void) { ((fptr)q_sk_num)(0); }