Like in C++, the methods with the actual types are considered before trying implicit conversions.
Problem highlighted by Bo Peng on the swig-user mailing list. SF patch #230.
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@13950 626c5289-ae23-0410-ae9c-e8d60b6d4f22