Summary:
Variadic functions can be treated in the same way as normal functions
with respect to the number and types of parameters.
Reviewers: grosbach, olista01, t.p.northover, rengolin
Subscribers: javed.absar, aemerson, llvm-commits
Differential Revision: https://reviews.llvm.org/D26748
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287219 91177308-0d34-0410-b5e6-96231b3b80d8
