Change the AST generated for offsetof a bit so that it looks like a 
normal expression, and change Evaluate and IRGen to evaluate it like a 
normal expression.  This simplifies the code significantly, and fixes 
PR3396.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65622 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed