On Wed, Mar 21, 2007 at 02:39:13PM -0400, Doug Gregor wrote: > I suspect we would see a small increase in memory usage, because > subcoded types would have to allocate some memory for > TYPE_LANG_SPECIFIC to point at (it'll be only 4 bytes in most cases).
Well, that's not strictly necessary if you've got nothing but a type code in it. Have a couple of constant TYPE_LANG_SPECIFIC instances in rodata :-) Which is less useful if you want to move things out of the common tree, of course. -- Daniel Jacobowitz CodeSourcery
