http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54351 --- Comment #5 from Geoff Romer <gromer at google dot com> 2012-08-22 19:11:17 UTC --- Don't forget the array specialization. Doesn't the first line of your new destructor shadow the __p member with a __p local variable? Why is that line needed at all?