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<?php // PHP BUG // TESTED IN // PHP 5.3.27 (cli) (built: Oct 23 2013 15:35:54) // Copyright (c) 1997-2013 The PHP Group // Zend Engine v2.3.0, Copyright (c) 1998-2013 Zend Technologies // PHP 5.5.16-pl0-gentoo (cli) (built: Sep 30 2014 10:51:53) // Copyright (c) 1997-2014 The PHP Group // Zend Engine v2.5.0, Copyright (c) 1998-2014 Zend Technologies // with Zend OPcache v7.0.4-dev, Copyright (c) 1999-2014, by Zend Technologies $now1 = new DateTime(); $now2 = new DateTime(); $now2->sub(new \DateInterval('P1D')); echo $now1->getTimestamp() - $now2->getTimestamp(); // output: 90000 $now1 = new DateTime(); $now2 = new DateTime(); $now2->sub(new \DateInterval('P2D')); echo $now1->getTimestamp() - $now2->getTimestamp(); // output: 176400 // NOT APPEARING IN // PHP 5.3.10-1ubuntu3.13 with Suhosin-Patch (cli) (built: Jul 7 2014 18:54:55) // Copyright (c) 1997-2012 The PHP Group // Zend Engine v2.3.0, Copyright (c) 1998-2012 Zend Technologies // with Xdebug v2.1.0, Copyright (c) 2002-2010, by Derick Rethans
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZDqGM
function name:  (null)
number of ops:  37
compiled vars:  !0 = $now1, !1 = $now2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   19     0  E >   NEW                                              $2      'DateTime'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
   20     3        NEW                                              $5      'DateTime'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !1, $5
   21     6        INIT_METHOD_CALL                                         !1, 'sub'
          7        NEW                                              $8      'DateInterval'
          8        SEND_VAL_EX                                              'P1D'
          9        DO_FCALL                                      0          
         10        SEND_VAR_NO_REF_EX                                       $8
         11        DO_FCALL                                      0          
   23    12        INIT_METHOD_CALL                                         !0, 'getTimestamp'
         13        DO_FCALL                                      0  $11     
         14        INIT_METHOD_CALL                                         !1, 'getTimestamp'
         15        DO_FCALL                                      0  $12     
         16        SUB                                              ~13     $11, $12
         17        ECHO                                                     ~13
   27    18        NEW                                              $14     'DateTime'
         19        DO_FCALL                                      0          
         20        ASSIGN                                                   !0, $14
   28    21        NEW                                              $17     'DateTime'
         22        DO_FCALL                                      0          
         23        ASSIGN                                                   !1, $17
   29    24        INIT_METHOD_CALL                                         !1, 'sub'
         25        NEW                                              $20     'DateInterval'
         26        SEND_VAL_EX                                              'P2D'
         27        DO_FCALL                                      0          
         28        SEND_VAR_NO_REF_EX                                       $20
         29        DO_FCALL                                      0          
   31    30        INIT_METHOD_CALL                                         !0, 'getTimestamp'
         31        DO_FCALL                                      0  $23     
         32        INIT_METHOD_CALL                                         !1, 'getTimestamp'
         33        DO_FCALL                                      0  $24     
         34        SUB                                              ~25     $23, $24
         35        ECHO                                                     ~25
   41    36      > RETURN                                                   1

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