Repent for my copy-and-paste sins, factoring out the code that forms
argument packs from a set of deduced arguments, then checks that those
argument packs match previously-deduced argument packs.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@123182 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed