Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

ListManip.td
// RUN: llvm-tblgen %s
// XFAIL: vg_leak

class Bli<string _t>
{
  string t = _t;
}

class Bla<list<Bli> _bli>
: Bli<!head(_bli).t>
{
}