> The middle-end of course would not care much what you use for sizetype. > But be warned - if the mode for sizetype is different of ptr_mode things > are going to be interesting for you (yes, ptr_mode, not Pmode).
That worked well up to GCC 4.6 though, at least in Ada. Of course using the same setting in all languages would be even better than we used to have. -- Eric Botcazou