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<?php declare(strict_types=1); function foo(bool $x): string { if ($x) echo 'yes'; echo 'no'; } foo(true); // TypeError
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dh8ot
function name:  (null)
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'foo'
          1        SEND_VAL                                                 <true>
          2        DO_FCALL                                      0          
          3      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 2, Position 2 = 3
Branch analysis from position: 2
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 3
filename:       /in/dh8ot
function name:  foo
number of ops:  6
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1      > JMPZ                                                     !0, ->3
    5     2    >   ECHO                                                     'yes'
    6     3    >   ECHO                                                     'no'
    7     4        VERIFY_RETURN_TYPE                                       
          5      > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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