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<?php $gz = function_exists('gzcompress') && function_exists('gzuncompress'); var_dump($gz);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/Q3qPu
function name:  (null)
number of ops:  13
compiled vars:  !0 = $gz
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'function_exists'
          1        SEND_VAL                                                 'gzcompress'
          2        DO_ICALL                                         $1      
          3      > JMPZ_EX                                          ~2      $1, ->8
          4    >   INIT_FCALL                                               'function_exists'
          5        SEND_VAL                                                 'gzuncompress'
          6        DO_ICALL                                         $3      
          7        BOOL                                             ~2      $3
          8    >   ASSIGN                                                   !0, ~2
    4     9        INIT_FCALL                                               'var_dump'
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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