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<?php function x(): iterable { yield 'a'; return ['b']; // silently ignored! } $gen = x(); foreach ($gen as $v) { echo $v."\n"; } var_dump($gen->getReturn());
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 8
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/rCAX4
function name:  (null)
number of ops:  15
compiled vars:  !0 = $gen, !1 = $v
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                                   'x'
          1        DO_FCALL                                          0  $2      
          2        ASSIGN                                                       !0, $2
   10     3      > FE_RESET_R                                           $4      !0, ->8
          4    > > FE_FETCH_R                                                   $4, !1, ->8
   11     5    >   CONCAT                                               ~5      !1, '%0A'
          6        ECHO                                                         ~5
   10     7      > JMP                                                          ->4
          8    >   FE_FREE                                                      $4
   13     9        INIT_FCALL                                                   'var_dump'
         10        INIT_METHOD_CALL                                             !0, 'getReturn'
         11        DO_FCALL                                          0  $6      
         12        SEND_VAR                                                     $6
         13        DO_ICALL                                                     
         14      > RETURN                                                       1

Function x:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/rCAX4
function name:  x
number of ops:  4
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                             
    4     1        YIELD                                                        'a'
    6     2      > GENERATOR_RETURN                                             
    7     3*     > GENERATOR_RETURN                                             

End of function x

Generated using Vulcan Logic Dumper, using php 8.5.0


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