PHP                                                                        NEWS
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19 Dec 2024, PHP 8.4.2

- BcMath:
  . Fixed bug GH-16978 (Avoid unnecessary padding with leading zeros)
    (Saki Takamachi)

- Calendar:
  . Fixed jdtogregorian overflow. (David Carlier)
  . Fixed cal_to_jd julian_days argument overflow. (David Carlier)

- COM:
  . Fixed bug GH-16991 (Getting typeinfo of non DISPATCH variant segfaults).
    (cmb)

- Core:
  . Fail early in *nix configuration build script. (hakre)
  . Fixed bug GH-16344 (setRawValueWithoutLazyInitialization() and
    skipLazyInitialization() may change initialized proxy). (Arnaud)
  . Fixed bug GH-16727 (Opcache bad signal 139 crash in ZTS bookworm
    (frankenphp)). (nielsdos)
  . Fixed bug GH-16799 (Assertion failure at Zend/zend_vm_execute.h:7469).
    (nielsdos)
  . Fixed bug GH-16630 (UAF in lexer with encoding translation and heredocs).
    (nielsdos)
  . Fix is_zend_ptr() huge block comparison. (nielsdos)
  . Fixed potential OOB read in zend_dirname() on Windows. (cmb)
  . Fixed bug GH-15964 (printf() can strip sign of -INF). (divinity76, cmb)

- Curl:
  . Fixed bug GH-16802 (open_basedir bypass using curl extension). (nielsdos)
  . Fix various memory leaks in curl mime handling. (nielsdos)

- DBA:
  . Fixed bug GH-16990 (dba_list() is now zero-indexed instead of using
    resource ids) (kocsismate)

- DOM:
  . Fixed bug GH-16777 (Calling the constructor again on a DOM object after it
    is in a document causes UAF). (nielsdos)
  . Fixed bug GH-16906 (Reloading document can cause UAF in iterator).
    (nielsdos)

- FPM:
  . Fixed GH-16432 (PHP-FPM 8.2 SIGSEGV in fpm_get_status). (Jakub Zelenka)
  . Fixed bug GH-16932 (wrong FPM status output). (Jakub Zelenka, James Lucas)

- GD:
  . Fixed GH-16776 (imagecreatefromstring overflow). (David Carlier)

- GMP:
  . Fixed bug GH-16890 (array_sum() with GMP can loose precision (LLP64)).
    (cmb)

- Hash:
  . Fixed GH-16711: Segfault in mhash(). (Girgias)

- Opcache:
  . Fixed bug GH-16851 (JIT_G(enabled) not set correctly on other threads).
    (dktapps)
  . Fixed bug GH-16902 (Set of opcache tests fail zts+aarch64). (nielsdos)
  . Fixed bug GH-16879 (JIT dead code skipping does not update call_level).
    (nielsdos)

- OpenSSL:
  . Prevent unexpected array entry conversion when reading key. (nielsdos)
  . Fix various memory leaks related to openssl exports. (nielsdos)
  . Fix memory leak in php_openssl_pkey_from_zval(). (nielsdos)

- PDO:
  . Fixed memory leak of `setFetchMode()`. (SakiTakamachi)

- Phar:
  . Fixed bug GH-16695 (phar:// tar parser and zero-length file header blocks).
    (nielsdos, Hans Krentel)

- PHPDBG:
  . Fixed bug GH-15208 (Segfault with breakpoint map and phpdbg_clear()).
    (nielsdos)

- SAPI:
  . Fixed bug GH-16998 (UBSAN warning in rfc1867). (nielsdos)

- SimpleXML:
  . Fixed bug GH-16808 (Segmentation fault in RecursiveIteratorIterator
    ->current() with a xml element input). (nielsdos)

- SOAP:
  . Fix make check being invoked in ext/soap. (Ma27)

- Standard:
  . Fixed bug GH-16905 (Internal iterator functions can't handle UNDEF
    properties). (nielsdos)
  . Fixed bug GH-16957 (Assertion failure in array_shift with
    self-referencing array). (nielsdos)

- Streams:
  . Fixed network connect poll interuption handling. (Jakub Zelenka)

- Windows:
  . Fixed bug GH-16849 (Error dialog causes process to hang). (cmb)
  . Windows Server 2025 is now properly reported. (cmb)

21 Nov 2024, PHP 8.4.1

- BcMath:
  . [RFC] Add bcfloor, bcceil and bcround to BCMath. (Saki Takamachi)
  . Improve performance. (Saki Takamachi, nielsdos)
  . Adjust bcround()'s $mode parameter to only accept the RoundingMode
    enum. (timwolla, saki)
  . Fixed LONG_MAX in BCMath ext. (Saki Takamachi)
  . Fixed bcdiv() div by one. (Saki Takamachi)
  . [RFC] Support object types in BCMath. (Saki Takamachi)
  . bcpow() performance improvement. (Jorg Sowa)
  . ext/bcmath: Check for scale overflow. (SakiTakamachi)
  . [RFC] ext/bcmath: Added bcdivmod. (SakiTakamachi)
  . Fix GH-15968 (Avoid converting objects to strings in operator calculations).
    (SakiTakamachi)
  . Fixed bug GH-16265 (Added early return case when result is 0)
    (Saki Takamachi).
  . Fixed bug GH-16262 (Fixed a bug where size_t underflows) (Saki Takamachi).
  . Fixed GH-16236 (Fixed a bug in BcMath\Number::pow() and bcpow() when
    raising negative powers of 0) (Saki Takamachi).

- Core:
  . Added zend_call_stack_get implementation for NetBSD, DragonFlyBSD,
    Solaris and Haiku. (David Carlier)
  . Enabled ifunc checks on FreeBSD from the 12.x releases. (Freaky)
  . Changed the type of PHP_DEBUG and PHP_ZTS constants to bool. (haszi)
  . Fixed bug GH-13142 (Undefined variable name is shortened when contains \0).
    (nielsdos)
  . Fixed bug GH-13178 (Iterator positions incorrect when converting packed
    array to hashed). (ilutov)
  . Fixed zend fiber build for solaris default mode (32 bits). (David Carlier)
  . Fixed zend call stack size for macOs/arm64. (David Carlier)
  . Added support for Zend Max Execution Timers on FreeBSD. (Kévin Dunglas)
  . Ensure fiber stack is not backed by THP. (crrodriguez)
  . Implement GH-13609 (Dump wrapped object in WeakReference class). (nielsdos)
  . Added sparc64 arch assembly support for zend fiber. (Claudio Jeker)
  . Fixed GH-13581 no space available for TLS on NetBSD. (Paul Ripke)
  . Added fiber Sys-V loongarch64 support. (qiangxuhui)
  . Adjusted closure names to include the parent function's name. (timwolla)
  . Improve randomness of uploaded file names and files created by tempnam().
    (Arnaud)
  . Added gc and shutdown callbacks to zend_mm custom handlers.
    (Florian Engelhardt)
  . Fixed bug GH-14650 (Compute the size of pages before allocating memory).
    (Julien Voisin)
  . Fixed bug GH-11928 (The --enable-re2c-cgoto doesn't add the -g flag).
    (Peter Kokot)
  . Added the #[\Deprecated] attribute. (beberlei, timwolla)
  . Fixed GH-11389 (Allow suspending fibers in destructors). (Arnaud, trowski)
  . Fixed bug GH-14801 (Fix build for armv7). (andypost)
  . Implemented property hooks RFC. (ilutov)
  . Fix GH-14978 (The xmlreader extension phpize build). (Peter Kokot)
  . Throw Error exception when encountering recursion during comparison, rather
    than fatal error. (ilutov)
  . Added missing cstddef include for C++ builds. (cmb)
  . Updated build system scripts config.guess to 2024-07-27 and config.sub to
    2024-05-27. (Peter Kokot)
  . Fixed bug GH-15240 (Infinite recursion in trait hook). (ilutov)
  . Fixed bug GH-15140 (Missing variance check for abstract set with asymmetric
    type). (ilutov)
  . Fixed bug GH-15181 (Disabled output handler is flushed again). (cmb)
  . Passing E_USER_ERROR to trigger_error() is now deprecated. (Girgias)
  . Fixed bug GH-15292 (Dynamic AVX detection is broken for MSVC). (nielsdos)
  . Using "_" as a class name is now deprecated. (Girgias)
  . Exiting a namespace now clears seen symbols. (ilutov)
  . The exit (and die) language constructs now behave more like a function.
    They can be passed liked callables, are affected by the strict_types
    declare statement, and now perform the usual type coercions instead of
    casting any non-integer value to a string.
    As such, passing invalid types to exit/die may now result in a TypeError
    being thrown. (Girgias)
  . Fixed bug GH-15438 (Hooks on constructor promoted properties without
    visibility are ignored). (ilutov)
  . Fixed bug GH-15419 (Missing readonly+hook incompatibility check for readonly
    classes). (ilutov)
  . Fixed bug GH-15187 (Various hooked object iterator issues). (ilutov)
  . Fixed bug GH-15456 (Crash in get_class_vars() on virtual properties).
    (ilutov)
  . Fixed bug GH-15501 (Windows HAVE_<header>_H macros defined to 1 or
    undefined). (Peter Kokot)
  . Implemented asymmetric visibility for properties. (ilutov)
  . Fixed bug GH-15644 (Asymmetric visibility doesn't work with hooks). (ilutov)
  . Implemented lazy objects RFC. (Arnaud)
  . Fixed bug GH-15686 (Building shared iconv with external iconv library).
    (Peter Kokot, zeriyoshi)
  . Fixed missing error when adding asymmetric visibility to unilateral virtual
    property. (ilutov)
  . Fixed bug GH-15693 (Unnecessary include in main.c bloats binary).
    (nielsdos)
  . Fixed bug GH-15731 (AllowDynamicProperties validation should error on
    enums). (DanielEScherzer)
  . Fixed bug GH-16040 (Use-after-free of object released in hook). (ilutov)
  . Fixed bug GH-16026 (Reuse of dtor fiber during shutdown). (Arnaud)
  . Fixed bug GH-15999 (zend_std_write_property() assertion failure with lazy
    objects). (Arnaud)
  . Fixed bug GH-15960 (Foreach edge cases with lazy objects). (Arnaud)
  . Fixed bug GH-16185 (Various hooked object iterator issues). (ilutov)
  . Fixed bug OSS-Fuzz #371445205 (Heap-use-after-free in attr_free).
    (nielsdos)
  . Fixed missing error when adding asymmetric visibility to static properties.
    (ilutov)
  . Fixed bug OSS-Fuzz #71407 (Null-dereference WRITE in
    zend_lazy_object_clone). (Arnaud)
  . Fixed bug GH-16574 (Incorrect error "undefined method" messages).
    (nielsdos)
  . Fixed bug GH-16577 (EG(strtod_state).freelist leaks with opcache.preload).
    (nielsdos)
  . Fixed bug GH-16615 (Assertion failure in zend_std_read_property). (Arnaud)
  . Fixed bug GH-16342 (Added ReflectionProperty::isLazy()). (Arnaud)
  . Fixed bug GH-16725 (Incorrect access check for non-hooked props in hooked
    object iterator). (ilutov)

- Curl:
  . Deprecated the CURLOPT_BINARYTRANSFER constant. (divinity76)
  . Bumped required libcurl version to 7.61.0. (Ayesh)
  . Added feature_list key to the curl_version() return value. (Ayesh)
  . Added constants CURL_HTTP_VERSION_3 (libcurl 7.66) and CURL_HTTP_VERSION_3ONLY
    (libcurl 7.88) as options for CURLOPT_HTTP_VERSION (Ayesh Karunaratne)
  . Added CURLOPT_TCP_KEEPCNT to set the number of probes to send before
    dropping the connection. (David Carlier)
  . Added CURLOPT_PREREQFUNCTION Curl option to set a custom callback
    after the connection is established, but before the request is
    performed. (Ayesh Karunaratne)
  . Added CURLOPT_SERVER_RESPONSE_TIMEOUT, which was formerly known as
    CURLOPT_FTP_RESPONSE_TIMEOUT. (Ayesh Karunaratne)
  . The CURLOPT_DNS_USE_GLOBAL_CACHE option is now silently ignored. (Ayesh Karunaratne)
  . Added CURLOPT_DEBUGFUNCTION as a Curl option. (Ayesh Karunaratne)
  . Fixed bug GH-16359 (crash with curl_setopt* CURLOPT_WRITEFUNCTION
    without null callback). (David Carlier)
  . Fixed bug GH-16723 (CURLMOPT_PUSHFUNCTION issues). (cmb)

- Date:
  . Added DateTime[Immutable]::createFromTimestamp. (Marc Bennewitz)
  . Added DateTime[Immutable]::[get|set]Microsecond. (Marc Bennewitz)
  . Constants SUNFUNCS_RET_TIMESTAMP, SUNFUNCS_RET_STRING, and SUNFUNCS_RET_DOUBLE
    are now deprecated. (Jorg Sowa)
  . Fixed bug GH-13773 (DatePeriod not taking into account microseconds for end
    date). (Mark Bennewitz, Derick)

- DBA:
  . Passing null or false to dba_key_split() is deprecated. (Grigias)

- Debugging:
  . Fixed bug GH-15923 (GDB: Python Exception <class 'TypeError'>:
    exceptions must derive from BaseException). (nielsdos)

- DOM:
  . Added DOMNode::compareDocumentPosition(). (nielsdos)
  . Implement #53655 (Improve speed of DOMNode::C14N() on large XML documents).
    (nielsdos)
  . Fix cloning attribute with namespace disappearing namespace. (nielsdos)
  . Implement DOM HTML5 parsing and serialization RFC. (nielsdos)
  . Fix DOMElement->prefix with empty string creates bogus prefix. (nielsdos)
  . Handle OOM more consistently. (nielsdos)
  . Implemented "Improve callbacks in ext/dom and ext/xsl" RFC. (nielsdos)
  . Added DOMXPath::quote() static method. (divinity76)
  . Implemented opt-in ext/dom spec compliance RFC. (nielsdos)
  . Fixed bug #79701 (getElementById does not correctly work with duplicate
    definitions). (nielsdos)
  . Implemented "New ext-dom features in PHP 8.4" RFC. (nielsdos)
  . Fixed GH-14698 (segfault on DOM node dereference). (David Carlier)
  . Improve support for template elements. (nielsdos)
  . Fix trampoline leak in xpath callables. (nielsdos)
  . Throw instead of silently failing when creating a too long text node in
    (DOM)ParentNode and (DOM)ChildNode. (nielsdos)
  . Fixed bug GH-15192 (Segmentation fault in dom extension
    (html5_serializer)). (nielsdos)
  . Deprecated DOM_PHP_ERR constant. (nielsdos)
  . Removed DOMImplementation::getFeature(). (nielsdos)
  . Fixed bug GH-15331 (Element::$substitutedNodeValue test failed). (nielsdos)
  . Fixed bug GH-15570 (Segmentation fault (access null pointer) in
    ext/dom/html5_serializer.c). (nielsdos)
  . Fixed bug GH-13988 (Storing DOMElement consume 4 times more memory in
    PHP 8.1 than in PHP 8.0). (nielsdos)
  . Fix XML serializer errata: xmlns="" serialization should be allowed.
    (nielsdos)
  . Fixed bug GH-15910 (Assertion failure in ext/dom/element.c). (nielsdos)
  . Fix unsetting DOM properties. (nielsdos)
  . Fixed bug GH-16190 (Using reflection to call Dom\Node::__construct
    causes assertion failure). (nielsdos)
  . Fix edge-case in DOM parsing decoding. (nielsdos)
  . Fixed bug GH-16465 (Heap buffer overflow in DOMNode->getElementByTagName).
    (nielsdos)
  . Fixed bug GH-16594 (Assertion failure in DOM -> before). (nielsdos)

- Fileinfo:
  . Update to libmagic 5.45. (nielsdos)
  . Fixed bug #65106 (PHP fails to compile ext/fileinfo). (Guillaume Outters)

- FPM:
  . Implement GH-12385 (flush headers without body when calling flush()).
    (nielsdos)
  . Added DragonFlyBSD system to the list which set FPM_BACKLOG_DEFAULT
    to SOMAXCONN. (David Carlier)
  . /dev/poll events.mechanism for Solaris/Illumos setting had been retired.
    (David Carlier)
  . Added memory peak to the scoreboard / status page. (Flávio Heleno)

- FTP:
  . Removed the deprecated inet_ntoa call support. (David Carlier)
  . Fixed bug #63937 (Upload speed 10 times slower with PHP). (nielsdos)

- GD:
  . Fix parameter numbers and missing alpha check for imagecolorset().
    (Giovanni Giacobbi)
  . imagepng/imagejpeg/imagewep/imageavif now throw an exception on
    invalid quality parameter. (David Carlier)
  . Check overflow/underflow for imagescale/imagefilter. (David Carlier)
  . Added gdImageClone to bundled libgd. (David Carlier)

- Gettext:
  . bind_textdomain_codeset, textdomain and d(*)gettext functions
    now throw an exception on empty domain. (David Carlier)

- GMP:
  . The GMP class is now final and cannot be extended anymore. (Girgias)
  . RFC: Change GMP bool cast behavior. (Saki Takamachi)

- Hash:
  . Changed return type of hash_update() to true. (nielsdos)
  . Added HashContext::__debugInfo(). (timwolla)
  . Deprecated passing incorrect data types for options to ext/hash functions.
    (nielsdos)
  . Added SSE2 and SHA-NI implementation of SHA-256. (timwolla, Colin Percival,
    Graham Percival)
  . Fix GH-15384 (Build fails on Alpine / Musl for amd64). (timwolla)
  . Fixed bug GH-15742 (php_hash_sha.h incompatible with C++). (cmb)

- IMAP:
  . Moved to PECL. (Derick Rethans)

- Intl:
  . Added IntlDateFormatter::PATTERN constant. (David Carlier)
  . Fixed Numberformatter::__construct when the locale is invalid, now
    throws an exception. (David Carlier)
  . Added NumberFormatter::ROUND_TOWARD_ZERO and ::ROUND_AWAY_FROM_ZERO as
    aliases for ::ROUND_DOWN and ::ROUND_UP. (Jorg Sowa)
  . Added NumberFormatter::ROUND_HALFODD. (Ayesh Karunaratne)
  . Added PROPERTY_IDS_UNARY_OPERATOR, PROPERTY_ID_COMPAT_MATH_START and
    PROPERTY_ID_COMPAT_MATH_CONTINUE constants. (David Carlier)
  . Added IntlDateFormatter::getIanaID/intltz_get_iana_id method/function.
    (David Carlier)
  . Set to C++17 standard for icu 74 and onwards. (David Carlier)
  . resourcebundle_get(), ResourceBundle::get(), and accessing offsets on a
    ResourceBundle object now throw:
    - TypeError for invalid offset types
    - ValueError for an empty string
    - ValueError if the integer index does not fit in a signed 32 bit integer
  . ResourceBundle::get() now has a tentative return type of:
    ResourceBundle|array|string|int|null
  . Added the new Grapheme function grapheme_str_split. (youkidearitai)
  . Added IntlDateFormatter::parseToCalendar. (David Carlier)
  . Added SpoofChecker::setAllowedChars to set unicode chars ranges.
    (David Carlier)

- LDAP:
  . Added LDAP_OPT_X_TLS_PROTOCOL_MAX/LDAP_OPT_X_TLS_PROTOCOL_TLS1_3
    constants. (StephenWall)

- LibXML:
  . Added LIBXML_RECOVER constant. (nielsdos)
  . libxml_set_streams_context() now throws immediately on an invalid context
    instead of at the use-site. (nielsdos)
  . Added LIBXML_NO_XXE constant. (nielsdos)

- MBString:
  . Added mb_trim, mb_ltrim and mb_rtrim. (Yuya Hamada)
  . Added mb_ucfirst and mb_lcfirst. (Yuya Hamada)
  . Updated Unicode data tables to Unicode 15.1. (Ayesh Karunaratne)
  . Fixed bug GH-15824 (mb_detect_encoding(): Argument $encodings contains
    invalid encoding "UTF8"). (Yuya Hamada)
  . Updated Unicode data tables to Unicode 16.0. (Ayesh Karunaratne)

- Mysqli:
  . The mysqli_ping() function and mysqli::ping() method are now deprecated,
    as the reconnect feature was removed in PHP 8.2. (Kamil Tekiela)
  . The mysqli_kill() function and mysqli::kill() method are now deprecated.
    If this functionality is needed a SQL "KILL" command can be used instead.
    (Kamil Tekiela)
  . The mysqli_refresh() function and mysqli::refresh() method are now deprecated.
    If this functionality is needed a SQL "FLUSH" command can be used instead.
    (Kamil Tekiela)
  . Passing explicitly the $mode parameter to mysqli_store_result() has been
    deprecated. As the MYSQLI_STORE_RESULT_COPY_DATA constant was only used in
    conjunction with this function it has also been deprecated. (Girgias)

- MySQLnd:
  . Fixed bug GH-13440 (PDO quote bottleneck). (nielsdos)
  . Fixed bug GH-10599 (Apache crash on Windows when using a self-referencing
    anonymous function inside a class with an active mysqli connection).
    (nielsdos)

- Opcache:
  . Added large shared segments support for FreeBSD. (David Carlier)
  . If JIT is enabled, PHP will now exit with a fatal error on startup in case
    of JIT startup initialization issues. (danog)
  . Increased the maximum value of opcache.interned_strings_buffer to 32767 on
    64bit archs. (Arnaud)
  . Fixed bug GH-13834 (Applying non-zero offset 36 to null pointer in
    zend_jit.c). (nielsdos)
  . Fixed bug GH-14361 (Deep recursion in zend_cfg.c causes segfault).
    (nielsdos)
  . Fixed bug GH-14873 (PHP 8.4 min function fails on typed integer).
    (nielsdos)
  . Fixed bug GH-15490 (Building of callgraph modifies preloaded symbols).
    (ilutov)
  . Fixed bug GH-15178 (Assertion in tracing JIT on hooks). (ilutov)
  . Fixed bug GH-15657 (Segmentation fault in dasm_x86.h). (nielsdos)
  . Added opcache_jit_blacklist() function. (Bob)
  . Fixed bug GH-16009 (Segmentation fault with frameless functions and
    undefined CVs). (nielsdos)
  . Fixed bug GH-16186 (Assertion failure in Zend/zend_operators.c). (Arnaud)
  . Fixed bug GH-16572 (Incorrect result with reflection in low-trigger JIT).
    (nielsdos)
  . Fixed GH-16839 (Error on building Opcache JIT for Windows ARM64). (cmb)

- OpenSSL:
  . Fixed bug #80269 (OpenSSL sets Subject wrong with extraattribs parameter).
    (Jakub Zelenka)
  . Implement request #48520 (openssl_csr_new - allow multiple values in DN).
    (Jakub Zelenka)
  . Introduced new serial_hex parameter to openssl_csr_sign. (Jakub Zelenka,
    Florian Sowade)
  . Added X509_PURPOSE_OCSP_HELPER and X509_PURPOSE_TIMESTAMP_SIGN constants.
    (Vincent Jardin)
  . Bumped minimum required OpenSSL version to 1.1.1. (Ayesh Karunaratne)
  . Added compile-time option --with-openssl-legacy-provider to enable legacy
    provider. (Adam Saponara)
  . Added support for Curve25519 + Curve448 based keys. (Manuel Mausz)
  . Fixed bug GH-13343 (openssl_x509_parse should not allow omitted seconds in
    UTCTimes). (Jakub Zelenka)
  . Bumped minimum required OpenSSL version to 1.1.0. (cmb)
  . Implement GH-13514 PASSWORD_ARGON2 from OpenSSL 3.2. (Remi)

- Output:
  . Clear output handler status flags during handler initialization. (haszi)
  . Fixed bug with url_rewriter.hosts not used by output_add_rewrite_var().
    (haszi)

- PCNTL:
  . Added pcntl_setns for Linux. (David Carlier)
  . Added pcntl_getcpuaffinity/pcntl_setcpuaffinity. (David Carlier)
  . Updated pcntl_get_signal_handler signal id upper limit to be
    more in line with platforms limits. (David Carlier)
  . Added pcntl_getcpu for Linux/FreeBSD/Solaris/Illumos. (David Carlier)
  . Added pcntl_getqos_class/pcntl_setqos_class for macOs. (David Carlier)
  . Added SIGCKPT/SIGCKPTEXIT constants for DragonFlyBSD. (David Carlier)
  . Added FreeBSD's SIGTRAP handling to pcntl_siginfo_to_zval. (David Carlier)
  . Added POSIX pcntl_waitid. (Vladimir Vrzić)
  . Fixed bug GH-16769: (pcntl_sigwaitinfo aborts on signal value
    as reference). (David Carlier)

- PCRE:
  . Upgrade bundled pcre2lib to version 10.43. (nielsdos)
  . Add "/r" modifier. (Ayesh)
  . Upgrade bundled pcre2lib to version 10.44. (Ayesh)
  . Fixed GH-16189 (underflow on offset argument). (David Carlier)
  . Fix UAF issues with PCRE after request shutdown. (nielsdos)

- PDO:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Implemented PDO driver-specific subclasses RFC. (danack, kocsismate)
  . Added support for PDO driver-specific SQL parsers. (Matteo Beccati)
  . Fixed bug GH-14792 (Compilation failure on pdo_* extensions).
    (Peter Kokot)
  . mysqlnd: support ER_CLIENT_INTERACTION_TIMEOUT. (Appla)
  . The internal header php_pdo_int.h is no longer installed; it is not
    supposed to be used by PDO drivers. (cmb)
  . Fixed bug GH-16167 (Prevent mixing PDO sub-classes with different DSN).
    (kocsismate)
  . Fixed bug GH-16314 ("Pdo\Mysql object is uninitialized" when opening a
    persistent connection). (kocsismate)

- PDO_DBLIB:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Added class Pdo\DbLib. (danack, kocsismate)

- PDO_Firebird:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Feature: Add transaction isolation level and mode settings to pdo_firebird.
    (SakiTakamachi)
  . Added class Pdo\Firebird. (danack, kocsismate)
  . Added Pdo\Firebird::ATTR_API_VERSION. (SakiTakamachi)
  . Added getApiVersion() and removed from getAttribute().
    (SakiTakamachi)
  . Supported Firebird 4.0 datatypes. (sim1984)
  . Support proper formatting of time zone types. (sim1984)
  . Fixed GH-15604 (Always make input parameters nullable). (sim1984)

- PDO_MYSQL:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Added class Pdo\Mysql. (danack, kocsismate)
  . Added custom SQL parser. (Matteo Beccati)
  . Fixed GH-15949 (PDO_MySQL not properly quoting PDO_PARAM_LOB binary
    data). (mbeccati, lcobucci)

- PDO_ODBC:
  . Added class Pdo\Odbc. (danack, kocsismate)

- PDO_PGSQL:
  . Fixed GH-12423, DSN credentials being prioritized over the user/password
    PDO constructor arguments. (SakiTakamachi)
  . Fixed native float support with pdo_pgsql query results. (Yurunsoft)
  . Added class Pdo\Pgsql. (danack, kocsismate)
  . Retrieve the memory usage of the query result resource. (KentarouTakeda)
  . Added Pdo\Pgsql::setNoticeCallBack method to receive DB notices.
    (outtersg)
  . Added custom SQL parser. (Matteo Beccati)
  . Fixed GH-15986 (Double-free due to Pdo\Pgsql::setNoticeCallback()). (cmb,
    nielsdos)
  . Fixed GH-12940 (Using PQclosePrepared when available instead of
    the DEALLOCATE command to free statements resources). (David Carlier)
  . Remove PGSQL_ATTR_RESULT_MEMORY_SIZE constant as it is provided by
    the new PDO Subclass as Pdo\Pgsql::ATTR_RESULT_MEMORY_SIZE. (Girgias)

- PDO_SQLITE:
  . Added class Pdo\Sqlite. (danack, kocsismate)
  . Fixed bug #81227 (PDO::inTransaction reports false when in transaction).
    (nielsdos)
  . Added custom SQL parser. (Matteo Beccati)

- PHPDBG:
  . array out of bounds, stack overflow handled for segfault handler on windows.
    (David Carlier)
  . Fixed bug GH-16041 (Support stack limit in phpdbg). (Arnaud)

- PGSQL:
  . Added the possibility to have no conditions for pg_select. (OmarEmaraDev)
  . Persistent connections support the PGSQL_CONNECT_FORCE_RENEW flag.
    (David Carlier)
  . Added pg_result_memory_size to get the query result memory usage.
    (KentarouTakeda)
  . Added pg_change_password to alter an user's password. (David Carlier)
  . Added pg_put_copy_data/pg_put_copy_end to send COPY commands and signal
    the end of the COPY. (David Carlier)
  . Added pg_socket_poll to poll on the connection. (David Carlier)
  . Added pg_jit to get infos on server JIT support. (David Carlier)
  . Added pg_set_chunked_rows_size to fetch results per chunk. (David Carlier)
  . pg_convert/pg_insert/pg_update/pg_delete ; regexes are now cached.
    (David Carlier)

- Phar:
  . Fixed bug GH-12532 (PharData created from zip has incorrect timestamp).
    (nielsdos)

- POSIX:
  . Added POSIX_SC_CHILD_MAX and POSIX_SC_CLK_TCK constants. (Jakub Zelenka)
  . Updated posix_isatty to set the error number on file descriptors.
    (David Carlier)

- PSpell:
  . Moved to PECL. (Derick Rethans)

- Random:
  . Fixed bug GH-15094 (php_random_default_engine() is not C++ conforming).
    (cmb)
  . lcg_value() is now deprecated. (timwolla)

- Readline:
  . Fixed readline_info, rl_line_buffer_length/rl_len globals on update.
    (David Carlier)
  . Fixed bug #51558 (Shared readline build fails). (Peter Kokot)
  . Fixed UAF with readline_info(). (David Carlier)

- Reflection:
  . Implement GH-12908 (Show attribute name/class in ReflectionAttribute dump).
    (nielsdos)
  . Make ReflectionGenerator::getFunction() legal after generator termination.
    (timwolla)
  . Added ReflectionGenerator::isClosed(). (timwolla)
  . Fixed bug GH-15718 (Segfault on ReflectionProperty::get{Hook,Hooks}() on
    dynamic properties). (DanielEScherzer)
  . Fixed bug GH-15694 (ReflectionProperty::isInitialized() is incorrect for
    hooked properties). (ilutov)
  . Add missing ReflectionProperty::hasHook[s]() methods. (ilutov)
  . Add missing ReflectionProperty::isFinal() method. (ilutov)
  . Fixed bug GH-16122 (The return value of ReflectionFunction::getNamespaceName()
    and ReflectionFunction::inNamespace() for closures is incorrect). (timwolla)
  . Fixed bug GH-16162 (No ReflectionProperty::IS_VIRTUAL) (DanielEScherzer)
  . Fixed the name of the second parameter of
    ReflectionClass::resetAsLazyGhost(). (Arnaud)

- Session:
  . INI settings session.sid_length and session.sid_bits_per_character are now
    deprecated. (timwolla)
  . Emit warnings for non-positive values of session.gc_divisor and negative values
    of session.gc_probability. (Jorg Sowa)
  . Fixed bug GH-16590 (UAF in session_encode()). (nielsdos)

- SimpleXML:
  . Fix signature of simplexml_import_dom(). (nielsdos)

- SNMP:
  . Removed the deprecated inet_ntoa call support. (David Carlier)

- SOAP:
  . Add support for clark notation for namespaces in class map. (lxShaDoWxl)
  . Mitigate #51561 (SoapServer with a extented class and using sessions,
    lost the setPersistence()). (nielsdos)
  . Fixed bug #49278 (SoapClient::__getLastResponseHeaders returns NULL if
    wsdl operation !has output). (nielsdos)
  . Fixed bug #44383 (PHP DateTime not converted to xsd:datetime). (nielsdos)
  . Fixed bug GH-11941 (soap with session persistence will silently fail when
    "session" built as a shared object). (nielsdos)
  . Passing an int to SoapServer::addFunction() is now deprecated.
    If all PHP functions need to be provided flatten the array returned by
    get_defined_functions(). (Girgias)
  . The SOAP_FUNCTIONS_ALL constant is now deprecated. (Girgias)
  . Fixed bug #61525 (SOAP functions require at least one space after HTTP
    header colon). (nielsdos)
  . Implement request #47317 (SoapServer::__getLastResponse()). (nielsdos)

- Sockets:
  . Removed the deprecated inet_ntoa call support. (David Carlier)
  . Added the SO_EXECLUSIVEADDRUSE windows constant. (David Carlier)
  . Added the SOCK_CONN_DGRAM/SOCK_DCCP netbsd constants. (David Carlier)
  . Added multicast group support for ipv4 on FreeBSD. (jonathan@tangential.ca)
  . Added the TCP_SYNCNT constant for Linux to set number of attempts to send
    SYN packets from the client. (David Carlier)
  . Added the SO_EXCLBIND constant for exclusive socket binding on illumos/solaris.
    (David Carlier)
  . Updated the socket_create_listen backlog argument default value to SOMAXCONN.
    (David Carlier)
  . Added the SO_NOSIGPIPE constant to control the generation of SIGPIPE for
    macOs and FreeBSD. (David Carlier)
  . Added SO_LINGER_SEC for macOs, true equivalent of SO_LINGER in other platforms.
    (David Carlier)
  . Add close-on-exec on socket created with socket_accept on unixes. (David Carlier)
  . Added IP_PORTRANGE* constants for BSD systems to control ephemeral port
    ranges. (David Carlier)
  . Added SOCK_NONBLOCK/SOCK_CLOEXEC constants for socket_create and
    socket_create_pair to apply O_NONBLOCK/O_CLOEXEC flags to the
    newly created sockets. (David Carlier)
  . Added SO_BINDTOIFINDEX to bind a socket to an interface index.
    (David Carlier)

- Sodium:
  . Add support for AEGIS-128L and AEGIS-256. (jedisct1)
  . Enable AES-GCM on aarch64 with the ARM crypto extensions. (jedisct1)

- SPL:
  . Implement SeekableIterator for SplObjectStorage. (nielsdos)
  . The SplFixedArray::__wakeup() method has been deprecated as it implements
    __serialize() and __unserialize() which need to be overwritten instead.
    (TysonAndre)
  . Passing a non-empty string for the $escape parameter of:
    - SplFileObject::setCsvControl()
    - SplFileObject::fputcsv()
    - SplFileObject::fgetcsv()
    is now deprecated. (Girgias)

- Standard:
  . Implement GH-12188 (Indication for the int size in phpinfo()). (timwolla)
  . Partly fix GH-12143 (Incorrect round() result for 0.49999999999999994).
    (timwolla)
  . Fix GH-12252 (round(): Validate the rounding mode). (timwolla)
  . Increase the default BCrypt cost to 12. (timwolla)
  . Fixed bug GH-12592 (strcspn() odd behaviour with NUL bytes and empty mask).
    (nielsdos)
  . Removed the deprecated inet_ntoa call support. (David Carlier)
  . Cast large floats that are within int range to int in number_format so
    the precision is not lost. (Marc Bennewitz)
  . Add support for 4 new rounding modes to the round() function. (Jorg Sowa)
  . debug_zval_dump() now indicates whether an array is packed. (Max Semenik)
  . Fix GH-12143 (Optimize round). (SakiTakamachi)
  . Changed return type of long2ip to string from string|false. (Jorg Sowa)
  . Fix GH-12143 (Extend the maximum precision round can handle by one digit).
    (SakiTakamachi)
  . Added the http_get_last_response_headers() and
    http_clear_last_response_headers() that allows retrieving the same content
    as the magic $http_response_header variable.
  . Add php_base64_encode_ex() API. (Remi)
  . Implemented "Raising zero to the power of negative number" RFC. (Jorg Sowa)
  . Added array_find(), array_find_key(), array_all(), and array_any(). (josh)
  . Change highlight_string() and print_r() return type to string|true. (Ayesh)
  . Fix references in request_parse_body() options array. (nielsdos)
  . Add RoundingMode enum. (timwolla, saki)
  . Unserializing the uppercase 'S' tag is now deprecated. (timwolla)
  . Enables crc32 auxiliary detection on OpenBSD. (David Carlier)
  . Passing a non-empty string for the $escape parameter of:
    - fputcsv()
    - fgetcsv()
    - str_getcsv()
    is now deprecated. (Girgias)
  . The str_getcsv() function now throws ValueErrors when the $separator and
    $enclosure arguments are not one byte long, or if the $escape is not one
    byte long or the empty string. This aligns the behaviour to be identical
    to that of fputcsv() and fgetcsv(). (Girgias)
  . php_uname() now throws ValueErrors on invalid inputs. (Girgias)
  . The "allowed_classes" option for unserialize() now throws TypeErrors and
    ValueErrors	if it is not an	array of class names. (Girgias)
  . Implemented GH-15685 (improve proc_open error reporting on Windows). (cmb)
  . Add support for backed enums in http_build_query(). (ilutov)
  . Fixed bug GH-15982 (Assertion failure with array_find when references are
    involved). (nielsdos)
  . Fixed parameter names of fpow() to be identical to pow(). (Girgias)

- Streams:
  . Implemented GH-15155 (Stream context is lost when custom stream wrapper is
    being filtered). (Quentin Dreyer)

- Tidy:
  . Failures in the constructor now throw exceptions rather than emitting
    warnings and having a broken object. (nielsdos)
  . Add tidyNode::getNextSibling() and tidyNode::getPreviousSibling().
    (nielsdos)

- Windows:
  . Update the icon of the Windows executables, e.g. php.exe. (Ayesh,
    Nurudin Imširović)
  . Fixed bug GH-16199 (GREP_HEADER() is broken). (Peter Kokot)

- XML:
  . Added XML_OPTION_PARSE_HUGE parser option. (nielsdos)
  . Fixed bug #81481 (xml_get_current_byte_index limited to 32-bit numbers on
    64-bit builds). (nielsdos)
  . The xml_set_object() function has been deprecated. (Girgias)
  . Passing non-callable strings to the xml_set_*_handler() functions is now
    deprecated. (Girgias)

- XMLReader:
  . Declares class constant types. (Ayesh)
  . Add XMLReader::fromStream(), XMLReader::fromUri(), XMLReader::fromString(). (nielsdos)
  . Fixed bug GH-15123 (var_dump doesn't actually work on XMLReader).
    (nielsdos)

- XMLWriter:
  . Add XMLWriter::toStream(), XMLWriter::toUri(), XMLWriter::toMemory(). (nielsdos)

- XSL:
  . Implement request #64137 (XSLTProcessor::setParameter() should allow both
    quotes to be used). (nielsdos)
  . Implemented "Improve callbacks in ext/dom and ext/xsl" RFC. (nielsdos)
  . Added XSLTProcessor::$maxTemplateDepth and XSLTProcessor::$maxTemplateVars.
    (nielsdos)
  . Fix trampoline leak in xpath callables. (nielsdos)

- Zip:
  . Added ZipArchive::ER_TRUNCATED_ZIP added in libzip 1.11. (Remi)
