datadog_trace 0.13.4

APM and distributed tracing for PHP

The Datadog PHP Tracer brings APM and distributed tracing to PHP.

License: BSD 3-Clause


Special thanks to @stayallive for helping us debugging the memory issues in his environment! His help and
guidance were of paramount importance.

### Fixed
- Accessing freed memory when instrumentation code un/instrumented itself #314
- Freeing `$this` object prematurely in PHP-FPM VM #317