[llvm-commits] RFC: initial union syntax support

[Chris Lattner]

On May 12, 2009, at 4:00 PM, Andrew Lenharth wrote:

> Updated patch.  Supports C, Cpp, and all (?) native codegen.  BasicAA
> updated to be conservative (but not completely enough yet).
>
> Making unions a type of struct makes most code just work as most code
> uses getOffset variants since structs can already have zero width
> elements.

Hi Andrew,

What problem does this solve?

-Chris