### Compilation failed:

error: 6: loop must guarantee termination in fewer iterations
void loop_length_100000() { for (int i = 0; i < 100000; i++) {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: 7: invalid loop expression
void infinite_loop1()     { for (int i = 0; i < 1;  i += 0) {} }
                                                    ^^^^^^
error: 8: invalid loop expression
void infinite_loop2()     { for (int i = 3; i >= 3; i += 0) {} }
                                                    ^^^^^^
error: 9: loop must guarantee termination in fewer iterations
void infinite_loop3()     { for (float i = 3; i >= 3; i += 1e-20) {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: 14: loop index must not be modified within body of the loop
void index_modified()    { for (int i = 0; i < 2; i++) { i++; } }
                                                       ^^^^^^^^
error: 15: loop index must not be modified within body of the loop
void index_out_param()   { for (int i = 0; i < 1; i++) { set(i); } }
                                                       ^^^^^^^^^^^
error: 16: loop index must not be modified within body of the loop
void index_inout_param() { for (int i = 0; i < 1; i++) { inc(i); } }
                                                       ^^^^^^^^^^^
error: 18: loop must guarantee termination in fewer iterations
void infinite_loop_le()   { for (int i = 0; i <= 3; --i)  {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: 19: loop must guarantee termination in fewer iterations
void infinite_loop_lt()   { for (int i = 0; i <  4; --i)  {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: 20: loop must guarantee termination in fewer iterations
void infinite_loop_ge()   { for (int i = 3; i >= 0; ++i)  {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: 21: loop must guarantee termination in fewer iterations
void infinite_loop_gt()   { for (int i = 3; i > -1; ++i)  {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: 22: invalid loop expression
void infinite_loop_eq1()  { for (int i = 0; i == 0; i-=0) {} }
                                                    ^^^^
error: 23: invalid loop expression
void infinite_loop_eq2()  { for (int i = 1; i == 1; i+=0) {} }
                                                    ^^^^
error: 24: loop must guarantee termination in fewer iterations
void infinite_loop_ne1()  { for (int i = 0; i != 4; i--)  {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: 25: loop must guarantee termination in fewer iterations
void infinite_loop_ne2()  { for (int i = 0; i != 4; i+=3) {} }
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
15 errors