This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: GTY GC question
On Fri, 2003-11-28 at 16:01, Jan Hubicka wrote:
> >
> > Now, vec points to memory which is managed in a different way. It won't
> > get lost, but I dont want the garbage collector to do any more than
> > simply collect the P structure, never touching what vec points to.
> > struct P is the only hunk of memory which is actually GC allocaed. How
> > do I do that?
> I think you want something like this:
> PTR GTY ((skip (""))) aux;
> used by cgraph code. You must be sure that the structure is never
> supposed to survive in precompiled header.
Err, whats that mean in practical terms? "never suppose to survive in
precompiled header" What makes a structure survive?
Andrew