Log Message:
lang/php81: update to 8.1.2

20 Jan 2022, PHP 8.1.2

- Core:
  . Fixed bug #81216 (Nullsafe operator leaks dynamic property name). (Dmitry)
  . Fixed bug #81684 (Using null coalesce assignment with \ 
$GLOBALS["x"] produces
    opcode error). (ilutov)
  . Fixed bug #81656 (GCC-11 silently ignores -R). (Michael Wallner)
  . Fixed bug #81683 (Misleading "access type ... must be public" \ 
error message
    on final or abstract interface methods). (ilutov)
  . Fixed bug #81585 (cached_chunks are not counted to real_size on shutdown).
    (cmb)
  . Fixed bug GH-7757 (Multi-inherited final constant causes fatal error).
    (cmb)
  . Fixed zend_fibers.c build with ZEND_FIBER_UCONTEXT. (Petr Sumbera)
  . Added riscv64 support for fibers. (Jeremie Courreges-Anglas)

- Filter:
  . Fixed FILTER_FLAG_NO_RES_RANGE flag. (Yifan Tong)

- Hash:
  . Fixed bug GH-7759 (Incorrect return types for hash() and hash_hmac()).
    (cmb)
  . Fixed bug GH-7826 (Inconsistent argument name in hash_hmac_file and
    hash_file). (cmb)

- MBString:
  . Fixed bug #81693 (mb_check_encoding(7bit) segfaults). (cmb)

- MySQLi:
  . Fixed bug #81658 (MYSQL_OPT_LOAD_DATA_LOCAL_DIR not available in MariaDB).
    (devnexen)
  . Introduced MYSQLI_IS_MARIADB. (devnexen)
  . Fixed bug GH-7746 (mysqli_sql_exception->getSqlState()). (Kamil Tekiela)

- MySQLnd:
  . Fixed bug where large bigints may be truncated. (Nathan Freeman, cmb)

- OCI8:
  . Fixed bug GH-7765 (php_oci_cleanup_global_handles segfaults at second
    call). (cmb)

- OPcache:
  . Fixed bug #81679 (Tracing JIT crashes on reattaching). (cmb)

- Readline:
  . Fixed bug #81598 (Cannot input unicode characters in PHP 8 interactive
    shell). (Nikita)

- Reflection:
  . Fixed bug #81681 (ReflectionEnum throwing exceptions). (cmb)

- PDO_PGSQL:
  . Fixed error message allocation of PDO PgSQL. (SATO Kentaro)

- Sockets:
  . Avoid void* arithmetic in sockets/multicast.c on NetBSD. (David Carlier)
  . Fixed ext/sockets build on Haiku. (David Carlier)

- Spl:
  . Fixed bug #75917 (SplFileObject::seek broken with CSV flags). (Aliaksandr
    Bystry)
  . Fixed bug GH-7809 (Cloning a faked SplFileInfo object may segfault). (cmb)

- Standard:
  . Fixed bug GH-7748 (gethostbyaddr outputs binary string). (cmb)
  . Fixed bug GH-7815 (php_uname doesn't recognise latest Windows versions).
    (David Warner)