/* Test case for https://www.reddit.com/r/yosys/comments/b5texg/yosys_fails_to_parse_apparentlycorrect_liberty/ fall_constraint (SETUP_HOLD) formatting. */ library(supergate) { technology (cmos); revision : 1.0; cell (DFF) { cell_footprint : dff; area : 50; pin(D) { direction : input; capacitance : 0.002; timing() { related_pin : "CK"; timing_type : setup_rising; fall_constraint (SETUP_HOLD) { values ("0.4000, 0.3000, 0.2000, 0.1000, 0.0000", \ "0.4000, 0.3000, 0.2000, 0.1000, 0.000", \ "0.5000, 0.4000, 0.3000, 0.2000, 0.0000", \ "0.7000, 0.6000, 0.5000, 0.4000, 0.2000", \ "1.0000, 1.0000, 0.9000, 0.8000, 0.6000"); }; } } pin(CK) { direction : input; clock : true; capacitance : 0.00290; } ff(IQ,IQN) { clocked_on : "CK"; next_state : "D"; } pin(Q) { direction : output; capacitance : 0.003; max_capacitance : 0.3; } cell_leakage_power : 0.3; } }