This is a maintenance release in the 1.9 release series.
Bugfixes
- Better handle errors happening during the startup phase.
- Fix toplevel discovery in Questa and Modelsim.
Changes
- Python 3.13 is now supported.
Deprecations and Removals
- The RTL_LIBRARY and TOPLEVEL_LIBRARY Makefile variables were merged into TOPLEVEL_LIBRARY. Update all uses of RTL_LIBRARY.
Thanks to our users who helped us with high-quality bug reports and debugging.