devel/abseil: fix __is_trivially_relocatable warnings with clang 21HEADmain

With clang 21 ports using devel/abseil will run into warnings similar
to:

    In file included from /usr/local/include/absl/strings/string_view.h:40:
    In file included from /usr/local/include/absl/base/nullability.h:154:
    In file included from /usr/local/include/absl/base/internal/nullability_impl.h:23:
    /usr/local/include/absl/meta/type_traits.h:527:22: warning: builtin __is_trivially_relocatable is deprecated; use __builtin_is_cpp_trivially_relocatable instead [-Wdeprecated-builtins]
      527 |                     (__is_trivially_relocatable(T) &&
          |                      ^
    /usr/local/include/absl/meta/type_traits.h:527:22: warning: builtin __is_trivially_relocatable is deprecated; use __builtin_is_cpp_trivially_relocatable instead [-Wdeprecated-builtins]
    /usr/local/include/absl/meta/type_traits.h:147:24: note: in instantiation of template class 'absl::is_trivially_relocatable<absl::str_format_internal::FormatArgImpl>' requested here
      147 |     : std::conditional<T::value, conjunction<Ts...>, T>::type {};
          |                        ^

Upstream abseil fixed this in
<https://github.com/abseil/abseil-cpp/commit/a4950fb>, so pull it in as
a patch.

PR:		293380
Approved by:	danfe (maintainer)
MFH:		2026Q1

0 files changed, 0 insertions, 0 deletions