PHP                                                                        NEWS
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?? ??? ????, PHP 7.4.0alpha1

- Core:
  . Fixed bug #77345 (Stack Overflow caused by circular reference in garbage
    collection). (Alexandru Patranescu, Nikita, Dmitry)
  . Implemented request #76148 (Add array_key_exists() to the list of
    specially compiled functions). (Majkl578)
  . Fixed bug #76430 (__METHOD__ inconsistent outside of method).
    (Ryan McCullagh, Nikita)
  . Fixed bug #75921 (Inconsistent: No warning in some cases when stdObj is
    created on the fly). (David Walker)

- COM:
  . Deprecated registering of case-insensitive constants from typelibs. (cmb)

- CURL:
  . Fixed bug #76480 (Use curl_multi_wait() so that timeouts are respected).
    (Pierrick)

- Date:
  . Fixed bug #75232 (print_r of DateTime creating side-effect). (Nikita)

- FFI:
  . Added FFI extension. (Dmitry)

- Filter:
  . The filter extension no longer have the --with-pcre-dir on Unix builds, 
    allowing the extension to be once more compiled as shared using 
    ./configure. (Kalle)

- FPM:
  . Implemented FR #72510 (systemd service should be hardened). (Craig Andrews)

- GD:
  . Fixed bug #73291 (imagecropauto() $threshold differs from external libgd).
    (cmb)
  . Fixed bug #76324 (cannot detect recent versions of freetype with
    pkg-config). (Eli Schwartz)
  . The bundled libgd behaves now like system libgd wrt. IMG_CROP_DEFAULT never
    falling back to IMG_CROP_SIDES.
  . The default $mode parameter of imagecropauto() has been changed to
    IMG_CROP_DEFAULT; passing -1 is now deprecated.
  . Added support for aspect ratio preserving scaling to a fixed height for
    imagescale(). (Andreas Treichel)

- Hash:
  . The hash extension is now an integral part of PHP and cannot be disabled
    as per RFC: https://wiki.php.net/rfc/permanent_hash_ext. (Kalle)
  . Implemented FR #71890 (crc32c checksum algorithm). (Andrew Brampton)

- Intl:
  . Raised requirements to ICU ≥ 50.1. (cmb)
  . Changed default of $variant parameter of idn_to_ascii() and idn_to_utf8().
    (cmb)

- LDAP:
  . Deprecated ldap_control_paged_result_response and ldap_control_paged_result

- Opcache:
  . Implemented preloading RFC: https://wiki.php.net/rfc/preload. (Dmitry)

- OpenSSL:
  . Added openssl_x509_verify function. (Ben Scholzen)
  . openssl_random_pseudo_bytes() now throws in error conditions.
    (Sammy Kaye Powers)

- PCRE:
  . Implemented FR #77094 (Support flags in preg_replace_callback). (Nikita)
  . Fixed bug #72685 (Repeated UTF-8 validation of same string in UTF-8 mode).
    (Nikita)
  . Fixed bug #73948 (Preg_match_all should return NULLs on trailing optional
    capture groups).

- PDO_OCI:
  . Support Oracle Database tracing attributes ACTION, MODULE,
    CLIENT_INFO, and CLIENT_IDENTIFIER. (Cameron Porter)
  . Implemented FR #76908 (PDO_OCI getColumnMeta() not implemented).
    (Valentin Collet, Chris Jones, Remi)

- PDO_SQLite:
  . Implemented sqlite_stmt_readonly in PDO_SQLite. (BohwaZ)
  . Raised requirements to SQLite 3.5.0. (cmb)

- phpdbg:
  . Fixed bug #76596 (phpdbg support for display_errors=stderr). (kabel)
  . Fixed bug #76801 (too many open files). (alekitto)
  
- Sockets:
  . Fixed bug #67619 (Validate length on socket_write). (thiagooak)

- sodium:
  . Fixed bug #77646 (sign_detached() strings not terminated). (Frank)

- SQLite3:
  . Unbundled libsqlite. (cmb)
  . Raised requirements to SQLite 3.7.4. (cmb)
  . Forbid (un)serialization of SQLite3, SQLite3Stmt and SQLite3Result. (cmb)
  . Added support for the SQLite @name notation. (cmb, BohwaZ)
  . Added SQLite3Stmt::getSQL() to retrieve the SQL of the statement. (Bohwaz)

- SPL:
  . Fixed bug #77518 (SeekableIterator::seek() should accept 'int' typehint as
    documented). (Nikita)

- Standard:
  . Fixed bug #74764 (Bindto IPv6 works with file_get_contents but fails with
    stream_socket_client). (Ville Hukkamäki)
  . Implemented FR #38301 (field enclosure behavior in fputcsv). (cmb)
  . Implemented FR #51496 (fgetcsv should take empty string as an escape). (cmb)
  . Implemented FR #77377 (No way to handle CTRL+C in Windows). (Anatol)

- Reflection:
  . Fixed bug #76737 (Unserialized reflection objects are broken, they
    shouldn't be serializable). (Nikita)

- Tidy:
  . Added TIDY_TAG_* constants for HTML5 elements. (cmb)
  . Fixed bug #76736 (wrong reflection for tidy_get_head, tidy_get_html,
    tidy_get_root, and tidy_getopt) (tandre)

- WDDX:
  . Deprecated and unbundled the WDDX extension. (cmb)

<<< NOTE: Insert NEWS from last stable release here prior to actual release! >>>