Bug #76936 [NEW]: Objects cannot access their private attributes while handling reflection errors

From: juanleon dot lahoz at gmail dot com Operating system: Linux (Ubuntu 18.04) PHP version: 7.2.10 Package: Reflection related Bug Type: Bug Bug description:Objects cannot access their private attributes while handling reflection errors Description: ------------ In PHP 7.2, if a error is triggered while using reflection to inspect an object, and a error_handler is set as a method of a class, the error handler object cannot access its own private attributes. Short (about 60 lines) and example of the code with comments is here https://gist.github.com/juan-leon/0c33d86b1bda88b6281fdcf451dc1192 Example code is working for PHP 7.0, and its output is in the expected results section. Example code is failing for PHP 7.2, and its output is in the expected results section (notice the Fatal Error description) Test script: --------------- https://gist.github.com/juan-leon/0c33d86b1bda88b6281fdcf451dc1192 Expected result: ---------------- property dummy1 value is 1 Dealing with error Undefined property: Foo::$dummy2, /home/bb1/www/weird_error5.php, 57 Never executed in PHP7.2; there is a fatal error in the line above property dummy2 value is This line is not reached in PHP7.2; but it is reached in PHP 7.0 Actual result: -------------- property dummy1 value is 1 Dealing with error Undefined property: Foo::$dummy2, /home/bb1/www/weird_error5.php, 57 Fatal error: Uncaught Error: Cannot access private property ErrorHandler::$private in /home/bb1/www/weird_error5.php:38 Stack trace: #0 /home/bb1/www/weird_error5.php(28): ErrorHandler->handleError(8, 'Undefined prope...', '/home/bb1/www/w...', 57) #1 [internal function]: ErrorHandler->{closure}(8, 'Undefined prope...', '/home/bb1/www/w...', 57, Array) #2 /home/bb1/www/weird_error5.php(57): ReflectionProperty->getValue(Object(Foo)) #3 /home/bb1/www/weird_error5.php(66): reproduceBug(Object(Foo)) #4 {main} thrown in /home/bb1/www/weird_error5.php on line 38 -- Edit bug report at https://bugs.php.net/bug.php?id=76936&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=76936&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=76936&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=76936&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=76936&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=76936&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=76936&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=76936&r=needscript Try newer version: https://bugs.php.net/fix.php?id=76936&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=76936&r=support Expected behavior: https://bugs.php.net/fix.php?id=76936&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=76936&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=76936&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=76936&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=76936&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=76936&r=dst IIS Stability: https://bugs.php.net/fix.php?id=76936&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=76936&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=76936&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=76936&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=76936&r=mysqlcfg