[Bug c++/54812] [C++11] Delete expression doesn't respect access of defaulted destructor

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54812

--- Comment #7 from Jason Merrill <jason at gcc dot gnu.org> ---
Various places in the compiler need to be updated to not assume that trivial
implies callable.