Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

p10-0x.cpp
// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
// expected-no-diagnostics
template<typename T> void f(T&&);
template<> void f(int&) { }
void (*fp)(int&) = &f;