Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

preserve-uselistorder.c
// RUN: %clang -target x86_64-apple-darwin -emit-llvm -arch x86_64 %s -### 2>&1 \
// RUN:   | FileCheck %s
// CHECK: "-emit-llvm-bc"
// CHECK: "-emit-llvm-uselists"

// RUN: %clang -target x86_64-apple-darwin -flto -arch x86_64 %s -### 2>&1 \
// RUN:   | FileCheck -check-prefix=LTO %s
// LTO:      "-emit-llvm-bc"
// LTO-NOT:  "-emit-llvm-uselists"