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<?php $n = gmp_init("4578454"); var_dump(gmp_testbit($n, 1)); $n = gmp_init("8451"); var_dump(gmp_testbit($n, 1));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vorkf
function name:  (null)
number of ops:  23
compiled vars:  !0 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL_BY_NAME                                       'gmp_init'
          1        SEND_VAL_EX                                              '4578454'
          2        DO_FCALL                                      0  $1      
          3        ASSIGN                                                   !0, $1
    4     4        INIT_FCALL                                               'var_dump'
          5        INIT_FCALL_BY_NAME                                       'gmp_testbit'
          6        SEND_VAR_EX                                              !0
          7        SEND_VAL_EX                                              1
          8        DO_FCALL                                      0  $3      
          9        SEND_VAR                                                 $3
         10        DO_ICALL                                                 
    5    11        INIT_FCALL_BY_NAME                                       'gmp_init'
         12        SEND_VAL_EX                                              '8451'
         13        DO_FCALL                                      0  $5      
         14        ASSIGN                                                   !0, $5
    6    15        INIT_FCALL                                               'var_dump'
         16        INIT_FCALL_BY_NAME                                       'gmp_testbit'
         17        SEND_VAR_EX                                              !0
         18        SEND_VAL_EX                                              1
         19        DO_FCALL                                      0  $7      
         20        SEND_VAR                                                 $7
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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