Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

mips-abicalls-error.c
// RUN: not %clang -c -target mips64-linux-gnu -fPIC -mno-abicalls %s 2>&1 | FileCheck %s
// CHECK: error: position-independent code requires '-mabicalls'