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<?php if (0) { $var[] = 'foo'; } var_dump($var);
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = 1, Position 2 = 3
Branch analysis from position: 1
Jump found. Position 1 = -2
Branch analysis from position: 3
filename:       /in/0lSij
function name:  (null)
number of ops:  7
compiled vars:  !0 = $var
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   3     0  E > > JMPZ                                                     0, ->3
   4     1    >   ASSIGN_DIM                                               !0
         2        OP_DATA                                                  'foo'
   7     3    >   INIT_FCALL                                               'var_dump'
         4        SEND_VAR                                                 !0
         5        DO_ICALL                                                 
         6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.3.0