Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

stripped.test
RUN: llvm-dwarfdump -debug-frame %S/Inputs/empty.dSYM | FileCheck %s

You can generate an empty dSYM companion file by invoking dsymutil on any
object file.

CHECK: .debug_frame contents:
CHECK-NOT: CIE
CHECK-NOT: FDE
CHECK: .eh_frame contents:
CHECK-NOT: CIE
CHECK-NOT: FDE