Reject 'template<typename...Ts> void f(Ts ...(x));'. Add a special-case
diagnostic and a fix-it to explain to the user where the ellipsis is
supposed to go.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153622 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed