Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

static-forward-decl-fun.c
// RUN: %clang_cc1 %s -emit-llvm -o %t

static int staticfun(void);
int (*staticuse1)(void) = staticfun;
static int staticfun() {return 1;}
int (*staticuse2)(void) = staticfun;