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-generic-debug-node-tag-bad.ll
; RUN: not llvm-as < %s -disable-output 2>&1 | FileCheck %s

; CHECK: <stdin>:[[@LINE+1]]:26: error: invalid DWARF tag 'DW_TAG_badtag'
!0 = !GenericDINode(tag: DW_TAG_badtag)