2008-01-23  Juerg Billeter  <j@bitron.ch>

	* vala/Makefile.am, vala/valabasicblock.vala, vala/valacfgbuilder.vala,
	  vala/valadostatement.vala, vala/valaforstatement.vala,
	  vala/valaifstatement.vala, vala/valamemorymanager.vala,
	  vala/valamethod.vala, vala/valasemanticanalyzer.vala,
	  vala/valasymbolresolver.vala, vala/valawhilestatement.vala,
	  gobject/valaccodegenerator.vala, compiler/valacompiler.vala: build
	  control flow graph, report error for missing return statement in
	  non-void methods, and report warning for unreachable code,
	  fixes bug 508480

	* tests/exceptions.vala: add missing return statement

svn path=/trunk/; revision=894