opt_demorgan: skip zero width cells

YosysHQ / yosys

Yosys Open SYnthesis Suite

https://yosyshq.net/yosys/

ISC License

3.5k stars 895 forks source link

Closed georgerennie closed 2 days ago

georgerennie commented 1 month ago

Fixes #4610

Ravenslofty commented 1 month ago

Might as well include a testcase for it.

povik commented 2 days ago

This one uses the removed read_ilang command and happened to have broken tests on main