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<?php /** * sort() triggers type-conversion notice * @link https://bugs.php.net/bug.php?id=64580 */ error_reporting(~0); $errors = 0; $objects = 0; $subject = array(3, 3, 2, 3, 3, 2, 2, 3, 3, 1, 1, obj(1), 1, obj(1.2), 2, obj(2), 2, 2, 2, 2, obj(2.1), 1, 0, 0); set_error_handler('suppress_and_count'); sort($subject); restore_error_handler(); printf("sort caused %d error(s) in an array of %d member(s) of which %d are object(s).\n", $errors, count($subject), $objects); echo 'sort()-result: ', implode(', ', array_map('tostring', $subject)); // --------------- functions ----------------- // function obj($prop) { global $objects; $objects++; return (object) array('prop' => $prop); } function arr($val) { return array($val); } function tostring($val) { if (is_object($val)) { $val = sprintf('obj(%s)', $val->prop); } if (is_array($val)) { $val = '[' . implode(',', $val) . ']'; } return $val; } function suppress_and_count() { global $errors; $errors++; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/D0pnV
function name:  (null)
number of ops:  68
compiled vars:  !0 = $errors, !1 = $objects, !2 = $subject
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'error_reporting'
          1        SEND_VAL                                                 -1
          2        DO_ICALL                                                 
    8     3        ASSIGN                                                   !0, 0
    9     4        ASSIGN                                                   !1, 0
   11     5        INIT_ARRAY                                       ~6      3
          6        ADD_ARRAY_ELEMENT                                ~6      3
          7        ADD_ARRAY_ELEMENT                                ~6      2
          8        ADD_ARRAY_ELEMENT                                ~6      3
          9        ADD_ARRAY_ELEMENT                                ~6      3
         10        ADD_ARRAY_ELEMENT                                ~6      2
         11        ADD_ARRAY_ELEMENT                                ~6      2
         12        ADD_ARRAY_ELEMENT                                ~6      3
         13        ADD_ARRAY_ELEMENT                                ~6      3
         14        ADD_ARRAY_ELEMENT                                ~6      1
         15        ADD_ARRAY_ELEMENT                                ~6      1
         16        INIT_FCALL_BY_NAME                                       'obj'
         17        SEND_VAL_EX                                              1
         18        DO_FCALL                                      0  $7      
         19        ADD_ARRAY_ELEMENT                                ~6      $7
         20        ADD_ARRAY_ELEMENT                                ~6      1
         21        INIT_FCALL_BY_NAME                                       'obj'
         22        SEND_VAL_EX                                              1.2
         23        DO_FCALL                                      0  $8      
         24        ADD_ARRAY_ELEMENT                                ~6      $8
         25        ADD_ARRAY_ELEMENT                                ~6      2
         26        INIT_FCALL_BY_NAME                                       'obj'
         27        SEND_VAL_EX                                              2
         28        DO_FCALL                                      0  $9      
         29        ADD_ARRAY_ELEMENT                                ~6      $9
         30        ADD_ARRAY_ELEMENT                                ~6      2
         31        ADD_ARRAY_ELEMENT                                ~6      2
         32        ADD_ARRAY_ELEMENT                                ~6      2
         33        ADD_ARRAY_ELEMENT                                ~6      2
         34        INIT_FCALL_BY_NAME                                       'obj'
         35        SEND_VAL_EX                                              2.1
         36        DO_FCALL                                      0  $10     
         37        ADD_ARRAY_ELEMENT                                ~6      $10
         38        ADD_ARRAY_ELEMENT                                ~6      1
         39        ADD_ARRAY_ELEMENT                                ~6      0
         40        ADD_ARRAY_ELEMENT                                ~6      0
         41        ASSIGN                                                   !2, ~6
   13    42        INIT_FCALL                                               'set_error_handler'
         43        SEND_VAL                                                 'suppress_and_count'
         44        DO_ICALL                                                 
   14    45        INIT_FCALL                                               'sort'
         46        SEND_REF                                                 !2
         47        DO_ICALL                                                 
   15    48        INIT_FCALL                                               'restore_error_handler'
         49        DO_ICALL                                                 
   17    50        INIT_FCALL                                               'printf'
         51        SEND_VAL                                                 'sort+caused+%25d+error%28s%29+in+an+array+of+%25d+member%28s%29+of+which+%25d+are+object%28s%29.%0A'
         52        SEND_VAR                                                 !0
         53        COUNT                                            ~15     !2
         54        SEND_VAL                                                 ~15
         55        SEND_VAR                                                 !1
         56        DO_ICALL                                                 
   19    57        ECHO                                                     'sort%28%29-result%3A+'
         58        INIT_FCALL                                               'implode'
         59        SEND_VAL                                                 '%2C+'
         60        INIT_FCALL                                               'array_map'
         61        SEND_VAL                                                 'tostring'
         62        SEND_VAR                                                 !2
         63        DO_ICALL                                         $17     
         64        SEND_VAR                                                 $17
         65        DO_ICALL                                         $18     
         66        ECHO                                                     $18
   46    67      > RETURN                                                   1

Function obj:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/D0pnV
function name:  obj
number of ops:  7
compiled vars:  !0 = $prop, !1 = $objects
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   23     0  E >   RECV                                             !0      
   24     1        BIND_GLOBAL                                              !1, 'objects'
   25     2        PRE_INC                                                  !1
   26     3        INIT_ARRAY                                       ~3      !0, 'prop'
          4        CAST                                          8  ~4      ~3
          5      > RETURN                                                   ~4
   27     6*     > RETURN                                                   null

End of function obj

Function arr:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/D0pnV
function name:  arr
number of ops:  4
compiled vars:  !0 = $val
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   29     0  E >   RECV                                             !0      
   30     1        INIT_ARRAY                                       ~1      !0
          2      > RETURN                                                   ~1
   31     3*     > RETURN                                                   null

End of function arr

Function tostring:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 9
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 18
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
Branch analysis from position: 9
filename:       /in/D0pnV
function name:  tostring
number of ops:  20
compiled vars:  !0 = $val
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   33     0  E >   RECV                                             !0      
   34     1        TYPE_CHECK                                  256          !0
          2      > JMPZ                                                     ~1, ->9
   35     3    >   INIT_FCALL                                               'sprintf'
          4        SEND_VAL                                                 'obj%28%25s%29'
          5        FETCH_OBJ_R                                      ~2      !0, 'prop'
          6        SEND_VAL                                                 ~2
          7        DO_ICALL                                         $3      
          8        ASSIGN                                                   !0, $3
   37     9    >   TYPE_CHECK                                  128          !0
         10      > JMPZ                                                     ~5, ->18
   38    11    >   INIT_FCALL                                               'implode'
         12        SEND_VAL                                                 '%2C'
         13        SEND_VAR                                                 !0
         14        DO_ICALL                                         $6      
         15        CONCAT                                           ~7      '%5B', $6
         16        CONCAT                                           ~8      ~7, '%5D'
         17        ASSIGN                                                   !0, ~8
   40    18    > > RETURN                                                   !0
   41    19*     > RETURN                                                   null

End of function tostring

Function suppress_and_count:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/D0pnV
function name:  suppress_and_count
number of ops:  3
compiled vars:  !0 = $errors
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   44     0  E >   BIND_GLOBAL                                              !0, 'errors'
   45     1        PRE_INC                                                  !0
   46     2      > RETURN                                                   null

End of function suppress_and_count

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