FULL PRODUCT VERSION :
N/A

A DESCRIPTION OF THE PROBLEM :
In the openjdk-6-src-b09-11_apr_2008.tar.gz downloaded from openjdk, there are multiple occurrences in the com.sun.tools.javac.parser.Parser file like:
F.at(pos).Wildcard(t, type())
F.at(pos).Wildcard(t, annotation())
these will construct the tree node with wrong position info.




REPRODUCIBILITY :
This bug can be reproduced always.