Bug #80308 [NEW]: strtotime() issue with Nov 1st

From: bruno at leveque dot io Operating system: Ubuntu 20.04.1 LTS PHP version: 7.4.12 Package: *General Issues Bug Type: Bug Bug description:strtotime() issue with Nov 1st Description: ------------ strtotime() is encountering issues when dealing with Nov 1st, 2020 specifically. - Adding 2 x 86400 seconds to Nov 1st will actually return Nov 2nd - Adding '+2 days' to the same date returns Nov 3rd This issue does not happen with any other date. Test script: --------------- <?php /* Add 2 days to Oct 1st ** Outputs 2020-10-03 - Correct */ echo strftime('%Y-%m-%d', strtotime('2020-10-01') + (2 * 86400))."\n"; /* Add 2 days to Nov 1st ** Outputs 2020-11-02 - Bug */ echo strftime('%Y-%m-%d', strtotime('2020-11-01') + (2 * 86400))."\n"; /* Add 2 days to Nov 1st ** Outputs 2020-11-03 - Correct */ echo strftime('%Y-%m-%d', strtotime('2020-11-01 + 2 days'))."\n"; Expected result: ---------------- 2020-10-03 2020-11-03 2020-11-03 Actual result: -------------- 2020-10-03 2020-11-02 2020-11-03 -- Edit bug report at https://bugs.php.net/bug.php?id=80308&edit=1 -- Fix committed: https://bugs.php.net/fix.php?id=80308&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=80308&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=80308&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=80308&r=needscript Try newer version: https://bugs.php.net/fix.php?id=80308&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=80308&r=support Expected behavior: https://bugs.php.net/fix.php?id=80308&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=80308&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=80308&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=80308&r=globals PHP version support discontinued: https://bugs.php.net/fix.php?id=80308&r=phptooold Daylight Savings: https://bugs.php.net/fix.php?id=80308&r=dst IIS Stability: https://bugs.php.net/fix.php?id=80308&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=80308&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=80308&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=80308&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=80308&r=mysqlcfg