xdebug 3.0.0RC1

Provides functions for function traces and profiling

The Xdebug extension helps you debugging your script by providing a lot of
valuable debug information. The debug information that Xdebug can provide
includes the following:

* stack and function traces in error messages with:
o full parameter display for user defined functions
o function name, file name and line indications
o support for member functions
* memory allocation
* protection for infinite recursions

Xdebug also provides:

* profiling information for PHP scripts
* code coverage analysis
* capabilities to debug your scripts interactively with a debug client

License: BSD style


Mon, Nov 16, 2020 - xdebug 3.0.0RC1

This is a BETA release, and not ready for production environments.

Xdebug 3 has many changes. Please read the upgrade guide at

Xdebug 3 documentation is available at https://3.xdebug.org/docs


+ Improvements:

- Implemented issue #1814: Don't obtain the current time when it's not needed
- Implemented issue #1885: Change xdebug.start_with_ settings to PHP_INI_SYSTEM|PHP_INI_PERDIR

- Removed features:

- Implemented issue #1016: Removed support for pause-execution (introduced in beta1)
- Implemented issue #1868: Remove xdebug_disable and xdebug_enabled
- Implemented issue #1883: Function xdebug_is_enabled has been removed

= Fixed bugs:

- Fixed issue #1608: XDEBUG_CONFIG env var make sessions automatically START ever (at least send the XDEBUG_SESSION cookie)
- Fixed issue #1757: Pause-execution feature degrades performance
- Fixed issue #1864: Incompatibility with PCS and protobuf extensions
- Fixed issue #1870: XDEBUG_SESSION_START URL parameter does not override XDEBUG_SESSION cookie
- Fixed issue #1871: The "idekey" is not set when debugging is started through XDEBUG_SESSION cookie
- Fixed issue #1873: xdebug_info() segfaults if the diagnostic buffer is empty
- Fixed issue #1874: Incompatibility with protobuf extension
- Fixed issue #1875: Overflow with large amounts of elements for variadics
- Fixed issue #1878: Compilation failure: Socket options TCP_KEEPCNT and TCP_KEEPINTVL do not exist on Solaris 10 Sparc
- Fixed issue #1880: Bundled unit test tests/debugger/bug00886.phar misses to load phar extension
- Fixed issue #1887: Crash bug with xdebug_call_class and xdebug_call_file

+ Documentation

- Fixed issue #1865: Document XDEBUG_TRIGGER environment variable
- Fixed issue #1866: Document comma separated xdebug.mode values
- Fixed issue #1884: Document where Xdebug's settings can be set