This bug does not seem to occur with Xquartz 2.1.5 (xorg-server 1.3.0-apple22). So it appears to have been introduced in Xquartz 2.1.6
This bug does not seem to occur with Xquartz 2.1.5 (xorg-server 1.3.0-apple22). So it appears to have been introduced in Xquartz 2.1.6