enable-build-with-cxx bootstrap compare broken by r149964

[Jerry Quinn]

On Mon, 2009-09-21 at 13:06 -0400, Jason Merrill wrote:
> On 09/14/2009 11:54 AM, Jason Merrill wrote:
> > I think the way to go with this is to revert the compiler bits of
> > r149964, not mess with mangle.c at all, and insert the initial * if the
> > typeinfo name won't have TREE_PUBLIC set, since that's precisely the
> > property we want to mirror in comparison.
> 
> Thoughts?  Another concern I have is that adding an initial * breaks 
> simple demangling of type_info::name(), so I'd like to find another way 
> of marking it for pointer comparison.

What if we have type_info::name() be smart?  I.e.

const char* name() { return name[0] == '*' ? name + 1 : name; }

Then the * can still be a flag indicating compare by pointer.

Jerry