View Compilation Error

0_0_38962963_18626.cpp: In function 'bool check(long long unsigned int)':
0_0_38962963_18626.cpp:14:9: error: '__in128' was not declared in this scope; did you mean '__int128'?
   14 |         __in128 t1 = (ll)ceil(log2(x));
      |         ^~~~~~~
      |         __int128
0_0_38962963_18626.cpp:15:13: error: 't1' was not declared in this scope; did you mean 't'?
   15 |         if (t1 == 0)
      |             ^~
      |             t
0_0_38962963_18626.cpp:18:22: error: 't1' was not declared in this scope; did you mean 't'?
   18 |                 t *= t1;
      |                      ^~
      |                      t