Add a CastInfo struct that will be used for cast information when constructing cast expressions. Right now it only stores the cast kind, but in the future it might store conversion functions and constructors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78599 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed