Compress some bits.  Only matters for MSVC, or if we ever
devirtualize Decl (because bits can't get laid out in base
classes if the base is POD).



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130632 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed