Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

BUILD.gn
import("//llvm/utils/unittest/unittest.gni")

unittest("DebugInfoGSYMTests") {
  deps = [
    "//llvm/lib/CodeGen/AsmPrinter",
    "//llvm/lib/DebugInfo/GSYM",
    "//llvm/lib/MC",
    "//llvm/lib/Object",
    "//llvm/lib/ObjectYAML",
    "//llvm/lib/Support",
    "//llvm/lib/Target:TargetsToBuild",
    "//llvm/lib/Testing/Support",
  ]
  sources = [ "GSYMTest.cpp" ]
}