20 General utilities library [utilities]

20.11 Smart pointers [smartptr]

20.11.1 Class template unique_ptr [unique.ptr]

20.11.1.1 Default deleters [unique.ptr.dltr]

20.11.1.1.1 In general [unique.ptr.dltr.general]

1

The class template default_delete serves as the default deleter (destruction policy) for the class template unique_ptr.

2

The template parameter T of default_delete may be an incomplete type.