PR17846, PR17848: don't build a VarTemplateSpecializationDecl for a use of a
variable template until we know what the template arguments actually are.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@200714 91177308-0d34-0410-b5e6-96231b3b80d8
Merge branch 'master' of http://llvm.org/git/clang into multilib