DFT DRC checker Usage: my $error = dft_drc(@options); $error: DRC errors in the checker @options: -single: One clock for each scan chain -glitch: Check reset/set pin glitch Examples: #1. Run full DFT DRC dft_drc; #2. One clock for each scan chain in DRC dft_drc("-single"); #3. Check reset/set pin glitch dft_drc("-glitch");