This upgrade of `@llvm.dbg.declare` and `@llvm.dbg.value` isn't useful,
since it's for an old debug info version. The calls will get stripped
anyway by `UpgradeDebugInfo()`.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@234181 91177308-0d34-0410-b5e6-96231b3b80d8