[gds_export_issue.zip](https://github.com/KLayout/klayout/files/5899543/gds_export_issue.zip) To reproduce: Save the attached GDS with "max vertices = 15". The issue can be seen on layer 100 (please ignore layer 0). In the output GDS, the hole on the right side will be filled. Input:  Output (with max vertex count = 15): 
gds_export_issue.zip
To reproduce: Save the attached GDS with "max vertices = 15". The issue can be seen on layer 100 (please ignore layer 0).
In the output GDS, the hole on the right side will be filled.
Input:
Output (with max vertex count = 15):