[MacPorts] #58021: Build error on mariadb-10.2 @10.2.19

[MacPorts]

#58021: Build error on mariadb-10.2 @10.2.19
---------------------------+----------------------
  Reporter:  mmcclenn      |      Owner:  (none)
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.5.4
Resolution:                |   Keywords:
      Port:  mariadb-10.2  |
---------------------------+----------------------

Comment (by Schamschula):

 The error seems to be

 {{{
 :info:build In file included from
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_databases_mariadb-10.2/mariadb-10.2/work/mariadb-10.2.19/storage/rocksdb/rocksdb/db/version_edit.h:18:
 :info:build
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_databases_mariadb-10.2/mariadb-10.2/work/mariadb-10.2.19/storage/rocksdb/rocksdb/util/arena.h:85:70:
 error: unknown type name 'max_align_t'; did you mean 'std::max_align_t'?
 :info:build   char inline_block_[kInlineSize]
 __attribute__((__aligned__(alignof(max_align_t))));
 :info:build
 ^~~~~~~~~~~
 :info:build
 std::max_align_t
 :info:build
 /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/cstddef:55:21:
 note: 'std::max_align_t' declared here
 :info:build typedef long double max_align_t;
 :info:build                     ^
 }}}

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Ticket URL: <https://trac.macports.org/ticket/58021#comment:5>
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