__invokable and __invoke_of now check for incomplete types and issue a compile-time diagnostic if they are used with incomplete types for anything except a return type.  Note that both arguments *and* parameters are checked for completeness.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@131818 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed