Bug #76700 [NEW]: false-positive "Error: Call to protected method" when using trait aliases

From: nicolas dot grekas+php at gmail dot com Operating system: PHP version: 7.3.0beta1 Package: Scripting Engine problem Bug Type: Bug Bug description:false-positive "Error: Call to protected method" when using trait aliases Description: ------------ See test script, or https://3v4l.org/Tti7T Works on PHP < 7.3 Test script: --------------- <?php trait T1 { protected function aa() { echo 123; } } trait T2 { use T1 { aa as public; } } class A { use T1; } class B extends A { use T2; } $b = new B(); $b->aa(); Expected result: ---------------- 123 Actual result: -------------- Fatal error: Uncaught Error: Call to protected method A::aa() from context '' -- Edit bug report at https://bugs.php.net/bug.php?id=76700&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=76700&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=76700&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=76700&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=76700&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=76700&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=76700&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=76700&r=needscript Try newer version: https://bugs.php.net/fix.php?id=76700&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=76700&r=support Expected behavior: https://bugs.php.net/fix.php?id=76700&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=76700&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=76700&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=76700&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=76700&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=76700&r=dst IIS Stability: https://bugs.php.net/fix.php?id=76700&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=76700&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=76700&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=76700&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=76700&r=mysqlcfg