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<?php function ref(&$a) {} function val($a) {} $b = []; $c = 'hi'; $a = $$c['a']['b']; $a =& $$c['a']['b']; val($$c['a']['b']); ref($$c['a']['b']); valn($b['a']['b']); $a = $b['a']['b']; $a =& $b['a']['b']; val($b['a']['b']); ref($b['a']['b']); valn($b['a']['b']);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qOgME
function name:  (null)
number of ops:  51
compiled vars:  !0 = $b, !1 = $c, !2 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   ASSIGN                                                   !0, <array>
    7     1        ASSIGN                                                   !1, 'hi'
    8     2        FETCH_R                      local               ~5      !1
          3        FETCH_DIM_R                                      ~6      ~5, 'a'
          4        FETCH_DIM_R                                      ~7      ~6, 'b'
          5        ASSIGN                                                   !2, ~7
    9     6        FETCH_W                      local               $9      !1
          7        FETCH_DIM_W                                      $10     $9, 'a'
          8        FETCH_DIM_W                                      $11     $10, 'b'
          9        ASSIGN_REF                                               !2, $11
   10    10        INIT_FCALL                                               'val'
         11        FETCH_R                      local               ~13     !1
         12        FETCH_DIM_R                                      ~14     ~13, 'a'
         13        FETCH_DIM_R                                      ~15     ~14, 'b'
         14        SEND_VAL                                                 ~15
         15        DO_FCALL                                      0          
   11    16        INIT_FCALL                                               'ref'
         17        FETCH_W                      local               $17     !1
         18        FETCH_DIM_W                                      $18     $17, 'a'
         19        FETCH_DIM_W                                      $19     $18, 'b'
         20        SEND_REF                                                 $19
         21        DO_FCALL                                      0          
   13    22        INIT_FCALL_BY_NAME                                       'valn'
         23        CHECK_FUNC_ARG                                           
         24        FETCH_DIM_FUNC_ARG                               $21     !0, 'a'
         25        FETCH_DIM_FUNC_ARG                               $22     $21, 'b'
         26        SEND_FUNC_ARG                                            $22
         27        DO_FCALL                                      0          
   15    28        FETCH_DIM_R                                      ~24     !0, 'a'
         29        FETCH_DIM_R                                      ~25     ~24, 'b'
         30        ASSIGN                                                   !2, ~25
   16    31        FETCH_DIM_W                                      $27     !0, 'a'
         32        FETCH_DIM_W                                      $28     $27, 'b'
         33        ASSIGN_REF                                               !2, $28
   17    34        INIT_FCALL                                               'val'
         35        FETCH_DIM_R                                      ~30     !0, 'a'
         36        FETCH_DIM_R                                      ~31     ~30, 'b'
         37        SEND_VAL                                                 ~31
         38        DO_FCALL                                      0          
   18    39        INIT_FCALL                                               'ref'
         40        FETCH_DIM_W                                      $33     !0, 'a'
         41        FETCH_DIM_W                                      $34     $33, 'b'
         42        SEND_REF                                                 $34
         43        DO_FCALL                                      0          
   20    44        INIT_FCALL_BY_NAME                                       'valn'
         45        CHECK_FUNC_ARG                                           
         46        FETCH_DIM_FUNC_ARG                               $36     !0, 'a'
         47        FETCH_DIM_FUNC_ARG                               $37     $36, 'b'
         48        SEND_FUNC_ARG                                            $37
         49        DO_FCALL                                      0          
         50      > RETURN                                                   1

Function ref:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qOgME
function name:  ref
number of ops:  2
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function ref

Function val:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qOgME
function name:  val
number of ops:  2
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function val

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