[Bug ada/58239] [4.9 regression] pretty-print.c:789: undefined reference to `operator delete(void*)'

[gdr at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58239

--- Comment #5 from Gabriel Dos Reis <gdr at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #3)
> (In reply to Gabriel Dos Reis from comment #2)
> > OK, I see the emitted reference to 'operator delete', and I suspect I
> > have an idea of why the compiler generated this reference even though
> > it isn't used anywhere in the input source code.
> 
> It is due to virtual deconstructors and in-charge vs out-of-charge
> deconstructors happening.

Indeed, that is what I figured after looking at the output of nm 
on pretty-printer.o.  I should have caught that on my first reply.