Bug #81631 [NEW]: Incorrect warning messages.

From: shaohua dot li at inf dot ethz dot ch Operating system: Ubuntu 20.04.3 LTS PHP version: 8.1Git-2021-11-17 (Git) Package: Scripting Engine problem Bug Type: Bug Bug description:Incorrect warning messages. Description: ------------ Hi there, I compiled php-src with clang13 and gcc11. For the following script, sapi/cli/php emits warning message "Warning: Undefined variable $b", but For clang13 compiled one, the warning says the error happens on line 3. For gcc11 compiled one, the warning says the error happens on line 2. Test script: --------------- <?php $a = 0; var_dump($b::class); ?> -- Edit bug report at https://bugs.php.net/bug.php?id=81631&edit=1 -- Fix committed: https://bugs.php.net/fix.php?id=81631&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=81631&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=81631&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=81631&r=needscript Try newer version: https://bugs.php.net/fix.php?id=81631&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=81631&r=support Expected behavior: https://bugs.php.net/fix.php?id=81631&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=81631&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=81631&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=81631&r=globals PHP version support discontinued: https://bugs.php.net/fix.php?id=81631&r=phptooold Daylight Savings: https://bugs.php.net/fix.php?id=81631&r=dst IIS Stability: https://bugs.php.net/fix.php?id=81631&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=81631&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=81631&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=81631&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=81631&r=mysqlcfg