Patch to allow Ada to work with tree-ssa

[Mark Mitchell]

Richard Kenner wrote:

>    Please fix this ASAP. 
>
>I have to wait for RTH to check in a patch first: he's working with the same
>code I plan to move.  He'll let me know when he's done.
>
>I'd hope this will all get done tomorrow: it's not a major job, but
>he's apparently running into some wierdness in the C++ front end with
>what he's doing.
>  
>
Adding a bit to a type node to say whether or not you need to do the 
expensive check (iterating through the FIELD_DECLs) is surely not gated 
by RTH's changes.  And, desirable no matter what you do eventually -- 
knowing which types have this uncommon feature cannot but help.

-- 
Mark Mitchell
CodeSourcery, LLC
(916) 791-8304
mark@codesourcery.com