%Warning-LATCH: t/t_lint_latch_bad_3.v:18:1: Latch inferred for signal 'o5' (not all control paths of combinational always assign a value)
                                           : ... Suggest use of always_latch for intentional latches
   18 | always @(reset or en or a or b)
      | ^~~~~~
                ... Use "/* verilator lint_off LATCH */" and lint_on around source to disable this message.
%Warning-COMBDLY: t/t_lint_latch_bad_3.v:70:12: Delayed assignments (<=) in non-clocked (non flop or latch) block
                                              : ... Suggest blocking assignments (=)
   70 |         o4 <= 1'b0;  
      |            ^~
                  *** See the manual before disabling this,
                  else you may end up with different sim results.
%Error: Exiting due to