The purpose is to allow templated wrapper to work with either
ArrayRef or any convertible operation:
template<typename Container>
void wrapper(const Container &Arr) {
impl(makeArrayRef(Arr));
}
with Container being a std::vector, a SmallVector, or an ArrayRef.
From: Mehdi Amini <mehdi.amini@apple.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247214 91177308-0d34-0410-b5e6-96231b3b80d8