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<?php namespace a; define('real_true', true, true); define('a\\true', false, true); define('a\\false', real_true, true); $a = true; var_dump($a); $b = false; var_dump($b);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/G5Tf3
function name:  (null)
number of ops:  25
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   INIT_NS_FCALL_BY_NAME                                    'a%5Cdefine'
          1        SEND_VAL_EX                                              'real_true'
          2        SEND_VAL_EX                                              <true>
          3        SEND_VAL_EX                                              <true>
          4        DO_FCALL                                      0          
    6     5        INIT_NS_FCALL_BY_NAME                                    'a%5Cdefine'
          6        SEND_VAL_EX                                              'a%5Ctrue'
          7        SEND_VAL_EX                                              <false>
          8        SEND_VAL_EX                                              <true>
          9        DO_FCALL                                      0          
    7    10        INIT_NS_FCALL_BY_NAME                                    'a%5Cdefine'
         11        SEND_VAL_EX                                              'a%5Cfalse'
         12        FETCH_CONSTANT                                   ~4      'a%5Creal_true'
         13        SEND_VAL_EX                                              ~4
         14        SEND_VAL_EX                                              <true>
         15        DO_FCALL                                      0          
    9    16        ASSIGN                                                   !0, <true>
   10    17        INIT_NS_FCALL_BY_NAME                                    'a%5Cvar_dump'
         18        SEND_VAR_EX                                              !0
         19        DO_FCALL                                      0          
   12    20        ASSIGN                                                   !1, <false>
   13    21        INIT_NS_FCALL_BY_NAME                                    'a%5Cvar_dump'
         22        SEND_VAR_EX                                              !1
         23        DO_FCALL                                      0          
         24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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