Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

invalid-mips64.s
# Instructions that are invalid
#
# RUN: not llvm-mc %s -triple=mips-unknown-linux -show-encoding -mcpu=mips64 \
# RUN:     2>%t1
# RUN: FileCheck %s < %t1

	.set noat
        eretnc                      # CHECK: :[[@LINE]]:{{[0-9]+}}: error: instruction requires a CPU feature not currently enabled