Core:
    Fixed bug #79884 (PHP_CONFIG_FILE_PATH is meaningless).
    Fixed bug #77932 (File extensions are case-sensitive).
    Fixed bug #79806 (realpath() erroneously resolves link to link).
    Fixed bug #79895 (PHP_CHECK_GCC_ARG does not allow flags with equal sign).
    Fixed bug #79919 (Stack use-after-scope in define()).
    Fixed bug #79934 (CRLF-only line in heredoc causes parsing error).
COM:
    Fixed bug #48585 (com_load_typelib holds reference, fails on second call).
Exif:
    Fixed bug #75785 (Many errors from exif_read_data).
Gettext:
    Fixed bug #70574 (Tests fail due to relying on Linux fallback behavior for gettext()).
LDAP:
    Fixed memory leaks.
OPcache:
    Fixed bug #73060 (php failed with error after temp folder cleaned up).
PDO:
    Fixed bug #64705 (errorInfo property of PDOException is null when PDO::__construct() fails).
Standard:
    Fixed bug #79930 (array_merge_recursive() crashes when called with array with single reference).
    Fixed bug #79944 (getmxrr always returns true on Alpine linux).
    Fixed bug #79951 (Memory leak in str_replace of empty string).
XML:
    Fixed bug #79922 (Crash after multiple calls to xml_parser_free()).