From: Operating system: Ubuntu i686 2.6.32-22-generic PHP version: 5.3.2 Package: Date/time related Bug Type: Bug Bug description:DST detection works wrong with late dates (TS over int32)
Description: ------------ DST detection for late dates (timestamp over int32) Test script: --------------- $date = new DateTime('2020-05-25 12:00:00', new DateTimeZone('Europe/Warsaw')); echo $date->format(DateTime::ATOM), ' ', $date->format('I U'); $date = new DateTime('2050-05-25 12:00:00', new DateTimeZone('Europe/Warsaw')); echo $date->format(DateTime::ATOM), ' ', $date->format('I U'); Expected result: ---------------- 2020-05-25T12:00:00+02:00 1 1590400800 2050-05-25T12:00:00+02:00 1 2537089200 Actual result: -------------- 2020-05-25T12:00:00+02:00 1 1590400800 2050-05-25T12:00:00+01:00 0 2537089200 -- Edit bug report at http://bugs.php.net/bug.php?id=52152&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52152&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52152&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52152&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52152&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52152&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52152&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52152&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52152&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52152&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52152&r=support Expected behavior: http://bugs.php.net/fix.php?id=52152&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52152&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52152&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52152&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52152&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52152&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52152&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52152&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52152&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52152&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52152&r=mysqlcfg