%Warning-BSSPACE: t/t_lint_bsspace_bad.v:9: Backslash followed by whitespace, perhaps the whitespace is accidental?
`define FOO   blak \ 
                    ^
                  ... Use "/* verilator lint_off BSSPACE */" and lint_on around source to disable this message.
%Error: t/t_lint_bsspace_bad.v:10: syntax error, unexpected IDENTIFIER
   blak
   ^~~~
%Error: Exiting due to