Bug #78411 [NEW]: Typed properties not working as expected when instantiated via reflection.

From: tandrewbennett at hotmail dot com Operating system: Ubuntu 16.04 PHP version: 7.4.0beta2 Package: *General Issues Bug Type: Bug Bug description:Typed properties not working as expected when instantiated via reflection. Description: ------------ When instantiating an object using reflectionClass::newInstanceWithoutConstructor, assigning values to uninitialized typed properties has no effect. Test script: --------------- class Foo { protected string $bar; protected string $baz; protected string $qux = 'initial qux'; public function fillValues() { $this->bar = 'bar'; $this->baz = 'baz'; $this->qux = 'qux'; } public function getBar() { return $this->bar; } public function getBaz() { return $this->baz; } public function getQux() { return $this->qux; } } $rc = new ReflectionClass(Foo); $foo = $rc->newInstanceWithoutConstructor(); $foo->fillValues(); echo $foo->getBar() . PHP_EOL; echo $foo->getBaz() . PHP_EOL; echo $foo->getQux() . PHP_EOL; Expected result: ---------------- bar baz qux Actual result: -------------- Fatal error: Uncaught Error: Typed property Foo::$bar must not be accessed before initialization -- Edit bug report at https://bugs.php.net/bug.php?id=78411&edit=1 -- Fix committed: https://bugs.php.net/fix.php?id=78411&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=78411&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=78411&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=78411&r=needscript Try newer version: https://bugs.php.net/fix.php?id=78411&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=78411&r=support Expected behavior: https://bugs.php.net/fix.php?id=78411&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=78411&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=78411&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=78411&r=globals PHP version support discontinued: https://bugs.php.net/fix.php?id=78411&r=phptooold Daylight Savings: https://bugs.php.net/fix.php?id=78411&r=dst IIS Stability: https://bugs.php.net/fix.php?id=78411&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=78411&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=78411&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=78411&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=78411&r=mysqlcfg