Fixes wrapping overloaded functions/constructors where a vararg function is declared after a non-vararg function. This is a long standing bug in the Python layer exposed since fastunpack was turned on by default.
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12497 626c5289-ae23-0410-ae9c-e8d60b6d4f22
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12495 626c5289-ae23-0410-ae9c-e8d60b6d4f22