Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s template <typename T> static int Foo(T t); template <typename T> int Foo(T t) { return t; } template<> int Foo<int>(int i) { return i; } // CHECK-NOT: define