Build error: argument 1 null where non-null expected

[zonque]

This is seen on Fedora 36 with gcc 12.2.1:

In file included from /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/hashtable_policy.h:35,
                 from /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/hashtable.h:35,
                 from /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/unordered_map:46,
                 from /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/functional:61,
                 from external/v8/src/execution/isolate.h:10,
                 from external/v8/src/objects/js-temporal-objects.h:8,
                 from external/v8/src/objects/js-temporal-objects.cc:5:
In static member function 'static _Tp* std::__copy_move<_IsMove, true, std::random_access_iterator_tag>::__copy_m(const _Tp*, const _Tp*, _Tp*) [with _Tp = v8::internal::{anonymous}::Unit; bool _IsMove = false]',
    inlined from '_OI std::__copy_move_a2(_II, _II, _OI) [with bool _IsMove = false; _II = const v8::internal::{anonymous}::Unit*; _OI = v8::internal::{anonymous}::Unit*]' at /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/stl_algobase.h:495:30,
    inlined from '_OI std::__copy_move_a1(_II, _II, _OI) [with bool _IsMove = false; _II = const v8::internal::{anonymous}::Unit*; _OI = v8::internal::{anonymous}::Unit*]' at /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/stl_algobase.h:522:42,
    inlined from '_OI std::__copy_move_a(_II, _II, _OI) [with bool _IsMove = false; _II = const v8::internal::{anonymous}::Unit*; _OI = v8::internal::{anonymous}::Unit*]' at /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/stl_algobase.h:529:31,
    inlined from '_OI std::copy(_II, _II, _OI) [with _II = const v8::internal::{anonymous}::Unit*; _OI = v8::internal::{anonymous}::Unit*]' at /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/stl_algobase.h:620:7,
    inlined from 'void std::vector<_Tp, _Alloc>::_M_assign_aux(_ForwardIterator, _ForwardIterator, std::forward_iterator_tag) [with _ForwardIterator = const v8::internal::{anonymous}::Unit*; _Tp = v8::internal::{anonymous}::Unit; _Alloc = std::allocator<v8::internal::{anonymous}::Unit>]' at /usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/vector.tcc:330:19:
/usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/stl_algobase.h:431:30: error: argument 1 null where non-null expected [-Werror=nonnull]
  431 |             __builtin_memmove(__result, __first, sizeof(_Tp) * _Num);
      |             ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/lib/gcc/x86_64-redhat-linux/12/../../../../include/c++/12/bits/stl_algobase.h:431:30: note: in a call to built-in function 'void* __builtin_memmove(void*, const void*, long unsigned int)'

[keith]

#23765