%Warning-WIDTHCONCAT: t/t_func_const3_bad.v:13:27: Replication of more that --replication-limit 8192 is suspect: 9000 : ... note: In instance 't.b9k.c9' 13 | localparam SOMEP = {BITS{1'b0}}; | ^ ... For warning description see https://verilator.org/warn/WIDTHCONCAT?v=latest ... Use "/* verilator lint_off WIDTHCONCAT */" and lint_on around source to disable this message. %Error: Exiting due to