--- a/include/raytracer.h	Thu May 08 09:21:25 2008 +0200
+++ b/include/raytracer.h	Sat May 10 14:29:37 2008 +0200
@@ -64,12 +64,15 @@
 		const Vector &P, const Vector &N, const Vector &V);
 	void lightScatter(const Ray &ray, const Shape *shape, int depth,
 		const Vector &P, const Vector &normal, bool from_inside, Colour &col);
+
 #ifndef NO_SIMD
 	VectorPacket PhongShader_packet(const Shape* const* shapes,
 		const VectorPacket &P, const VectorPacket &N, const VectorPacket &V);
 	void raytracePacket(RayPacket &rays, Colour *results);
 #endif
-	static void *raytrace_worker(void *d);
+
+	NORETURN static void *raytrace_worker(void *d);
+
 public:
 	Raytracer(): top(NULL), camera(NULL), lights(), bg_colour(0., 0., 0.),
 		ao_samples(0), num_threads(4), max_depth(3), use_packets(true)