[cfe-commits] patch: preserve address space

[Chris Lattner]

On Jan 23, 2009, at 1:45 AM, Mon Ping Wang wrote:

> Hi Chris,
>
> I'm trying not to agree with your interpretation but I think you are  
> right :->.  CodeGen should not insert any implicit cast that changes  
> address spaces, i.e., in LLVM IR, the type generated for p1->arr  
> should have an address space.

Hi Mon Ping,

I think the simple fix is to just throw an address space # into the  
union in LValue, and make LValue::MakeAddr set it.  From there,  
everything that twiddles lvalues should propagate it.

-Chris