[MacPorts] #68890: tiledb @2.18.2 fails to build with clangs on Catalina and earlier

[MacPorts]

#68890: tiledb @2.18.2 fails to build with clangs on Catalina and earlier
-------------------------------------------------+-------------------------
 Reporter:  barracuda156                         |      Owner:  (none)
     Type:  defect                               |     Status:  new
 Priority:  Normal                               |  Milestone:
Component:  ports                                |    Version:  2.8.1
 Keywords:  catalina, mojave, highsierra,        |       Port:  tiledb
  sierra, elcapitan, yosemite, mavericks,        |
  mountainlion, lion, snowleopard                |
-------------------------------------------------+-------------------------
 https://github.com/TileDB-Inc/TileDB/issues/4566

 {{{
 /opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_databases_tiledb/tiledb/work/TileDB-2.18.2/tiledb/common/random/prng.cc:72:12:
 error: chosen constructor is explicit in copy-initialization
     return {};  // RVO
            ^~
 /opt/local/include/libcxx/v1/random:2110:14: note: explicit constructor
 declared here
     explicit mersenne_twister_engine(result_type __sd = default_seed)
              ^
 . . .
 In file included from
 /opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_databases_tiledb/tiledb/work/TileDB-2.18.2/tiledb/sm/array_schema/array_schema.cc:58:
 /opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_databases_tiledb/tiledb/work/TileDB-2.18.2/tiledb/../tiledb/type/apply_with_type.h:43:43:
 error: 'T' does not refer to a value
 concept TileDBFundamental = std::integral<T> || std::floating_point<T>;
                                           ^
 }}}

 It failed with Apple `clang` on macOS 11, but succeeded with `clang-16` on
 it (according to CI).
 It builds fine with `gcc13`, at least on 10.6.

-- 
Ticket URL: <https://trac.macports.org/ticket/68890>
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