2008-04-16  Juerg Billeter  <j@bitron.ch>

	* gobject/valaccodegenerator.vala,
	  gobject/valaccodegeneratorinvocationexpression.vala,
	  gobject/valaccodegeneratormemberaccess.vala:

	  Fix base access with virtual interface methods, fixes bug 528457

	* tests/classes-methods.vala: test base access

svn path=/trunk/; revision=1247