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-opaque-ptr-addrspace.ll
; RUN: not llvm-as < %s -opaque-pointers -disable-output 2>&1 | FileCheck %s

; CHECK: ptr* is invalid - use ptr instead
define void @f(ptr addrspace(3) %a) {
    %b = bitcast ptr addrspace(3) %a to ptr addrspace(3)*
    ret void
}