for full 10.5 compatibility you need build it against 10.5 SDK using '-isysroot /Developer/SDKs/MacOSX10.5.sdk' flag
http://gwt-code-reviews.appspot.com/1323802/show -- http://groups.google.com/group/Google-Web-Toolkit-Contributors
for full 10.5 compatibility you need build it against 10.5 SDK using '-isysroot /Developer/SDKs/MacOSX10.5.sdk' flag
http://gwt-code-reviews.appspot.com/1323802/show -- http://groups.google.com/group/Google-Web-Toolkit-Contributors